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Radulae Stock Photos and Images
RMEKCAAG–Abstract serrated v patterns made by slug snail rasping off and eating a fine layer of green algae on silver birch bark tree
RM2AJMB3C–Smithsonian miscellaneous collections . RADULAE q)lrmati(m. see page 59.) SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. 95,NO. 5. PL. 5
RMRX8AM3–Ecological animal geography; an authorized, Ecological animal geography; an authorized, rewritten edition based on Tiergeographie auf ockologischer grundlage ecologicalanimal00hess Year: 1937 THE BENTHAL 217 the gasteropods in the Indo-Pacific is governed by that of the coral reefs, on which the molluscan fauna is especially varied.78 Besides the above-named Leptoconchus and Magilus, the family Coralliophilidae is especially adapted to life in the reefs, the different forms belonging to it having lost their radulae in adaptation to feeding on the coralline slime, for which teeth are not neede
RMEKC9W8–Abstract serrated v patterns made by slug snail rasping off and eating a fine layer of green algae on silver birch bark tree
RM2AWG3BP–The Cambridge natural history . Fig. 126.—Four rows of teethfrom the radula nf Vcrmetusgrandis Graj, Audamaus.x40. cusped. The accompanying figures of Cassis, Vermctus, andCypraca, and those of Littorina and Cydopliorvs given on pp.20, 21, are good examples of typical taenioglossate radulae. In Hoiiialogyra the radula is much degraded, the centraltooth is large and triangular on a Ijroad base, the lateral isrepresented only liy a tliin oblong plate, and the uncini areal)sent. In some species of Jcffreysia the uncini are said to beabsent, while present in others. Lamellaria has lost l)oth itsun
RMT03HEA–Ecological animal geography; an authorized, rewritten edition based on Tiergeographie auf ockologischer grundlage . ecologicalanimal00hess Year: 1937 THE BENTHAL 217 the gasteropods in the Indo-Pacific is governed by that of the coral reefs, on which the molluscan fauna is especially varied.78 Besides the above-named Leptoconchus and Magilus, the family Coralliophilidae is especially adapted to life in the reefs, the different forms belonging to it having lost their radulae in adaptation to feeding on the coralline slime, for which teeth are not needed. Some predaceous chaetopod worms which l
RMEKCAD3–Abstract serrated v patterns made by slug snail rasping off and eating a fine layer of green algae on silver birch bark tree
RM2AWG4A6–The Cambridge natural history . g theBuccinidae, Baccinopsis possessesa curiously degraded radula, thecentral tooth having no cusps, butbeing reduced to a thin basalplate, while the laterals are alsoweakened. This degradation fromthe type is a remarkaljle featureamong radulae, and appears to becharacteristic, sometimes of a wholefamily, e.g. the Columbellidae (Fig.-Examples of degraded forms 123, B), Sometimes of a genus,of radula: A, Cantha,-us pagochcs g^nietimes again of a single species. Reeve, Panama (nascent end), x 40 ; o o i A, same radula, central and front ThuS in CantllurUS (a SubgC
RME0FH8C–Abstract serrated v patterns made by slug rasping off and eating a fine layer of fungus hyphae a white pin mold surface wood
RMRYG3K9–East coast marine shells; descriptions of shore mollusks together with many living below tide mark, from Maine to Texas inclusive, especially Florida eastcoastmarines00rome Year: 1937 EAST COAST MARINE SHELLS 19 teeth upon each side. The radula being bi- laterally symmetrical the last formula may be abbreviated to read: 0 Further study may reveal that the cusps are denticulated or toothed, and where there are no lateral or uncinal teeth and the median is reduced to a tricuspid series the condition is expressed: 0 0 : - : 0 3 0 Drawings of the radulae are very useful for reference. The radula
RM2ANCXRG–Materialien zur Naturgeschichte der Insel Celebes . Tafel VIII. Tafel VIII. Melanien- und Tylomelanien-Radulae. Neomelanien. Figg. 105 u. 105a. Melama uniformis Quoy et Gaimard Ipag. 401.„ 106. Melania granifera Lam. (pag. 47). 107 u. 107a u. b. Melania tuberculata Müll. var. turriculus Lea (pag. 44).„ 108. Melania punctata Lam. (pag. 41). 109 u. 109a. Melania setosa Swainson (pag. 501. Tylomelanien (pag. 51). „ 110, 110a u. in. Tylomelania neritiformis n. (pag. 521. „ 112, 112a u. 112b. Tylomelania carbo n. (pag. 53). „ 113, 114 u. 114a. Tylomelania porcellanica n. (pag. 54). SARASIN, Celel e
RME0FGYW–Abstract serrated v patterns made by slug rasping off and eating a fine layer of fungus hyphae a white pin mold surface wood
RMT3WG9W–Archive image from page 39 of Die Natürlichen Pflanzenfamilien nebst. Die Natürlichen Pflanzenfamilien : nebst ihren Gattungen und wichtigeren Arten, insbesondere den Nutzpflanzen dienatrlichenp33engl Year: 1887-1909. 32 Rosaceae. (Pocke.) der schärfer von allen anderen Arten geschiedene /?. Aniienii Lange anreiht. Gleich diesen Arten führen auch die zahlreichen Zwischenformen, welche die Villicaules einerseits mit den Radulae und Glandulosi anderseits verbinden, Stieldrüsen in wechselnder Menge. Man stellt sie in die Subsect. Adenophori Pocke, zu deren ausgeprägtesten Formen der westfranzö
RM2AND0YJ–Materialien zur Naturgeschichte der Insel Celebes . .83. Melania granifera Lam. (pag. 47). 76. 77-7 Sämmtliche Deckelbilder sind, um die Vergleichung zu erleichtern, auf ein einheitliches Maass gebracht worden. SARAS-IN,Celebes. I. Tafel VI. Sarasin, Celebes. 10 Tafel VI. Melanien-Radulae. (Allgemeines pag. 9.1 a) Palaeomelanien (pag. 13). Figg. 84. Melania toradjarum n. (pag. 15). 85 u. 86. Melania palicolarum n. (pag. 17).87 u. 88. Melania patriarchalis var. towutensis n. (pag. 19).89 u. 89a. Melania patriarchalis n. (pag. 181. 90. Melania monacha n. (pag. 211 91. Melania scalariopsis n. (pa
RME0FH1W–Abstract serrated v patterns made by slug rasping off and eating a fine layer of fungus hyphae a white pin mold surface wood
RM2ANCY80–Materialien zur Naturgeschichte der Insel Celebes . : 91 ; ^ 93? 92. !) I- Tafel VII. 15* Tafel VII. Melanien-Radulae. Palaeomelanien. Figg. 95. Melania perfecta Mousson von Maros (pag. 25), e u. h. wie oben. 96 u. 96a. Melania perfecta Mousson vom Salokuwa-Flusse (pag. 25). 97. Melania zeamais n. (pag. 31). 98, 98a u. 99. Melania insulae sacrae n. (pag. 33).100 u. 101. Melania tomoriensis n. (pag. 34).102. Melania kuli n. (pag. 36). b) Neomelanien (pag. 381.,, 103 u. 104. Melania buginensis Martens (pag. 391. Die Gesammtbilder, Figg. 99. 101 und 103, sind in etwas anderer Vergrösserung gehalt
RM2AND09R–Materialien zur Naturgeschichte der Insel Celebes . Tafel VI. Sarasin, Celebes. 10 Tafel VI. Melanien-Radulae. (Allgemeines pag. 9.1 a) Palaeomelanien (pag. 13). Figg. 84. Melania toradjarum n. (pag. 15). 85 u. 86. Melania palicolarum n. (pag. 17).87 u. 88. Melania patriarchalis var. towutensis n. (pag. 19).89 u. 89a. Melania patriarchalis n. (pag. 181. 90. Melania monacha n. (pag. 211 91. Melania scalariopsis n. (pag. 231. 92. Melania carota n. (pag. 28).93 u- 93a- Melania perfecta Mouss. var. wallacei Reeve (pag. 261. e = innere Ecke des Zwischenzahnes, h = Rampenhöcker des Zwischen-zahns, s
RM2CEPJKK–. Science-gossip. Methodsof extraction,staining andmounting of thischaracteristicorgan are de-scribed. Mr.Taylor choosesthe wordodontophore forhis own use,which is a pity,jf seeing that it has been usedto denote themuscle whichsupports, andbrings into action the radula. A classification is tenta-tively made by Mr. Taylor of the radulae of pulmonates.These are divided into those with narrow basal plates tothe teeth (Stenodontophora), and those in whichthese are broad (Eurydontophora). Three sub-head-ings are given of the first; forms with sickle-shaped, or as Mr. Taylor calls them, prickle-shap
RMRMMMXP–. Annals of the South African Museum = Annale van die Suid-Afrikaanse Museum. Natural history. Fig. 12. Radulae of: a. Latirus clausicaudatus (Hinds). b. L. polygonus (L.). c. L. rousi Sow.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. South African Museum. Cape Town : The Museum
RMRMKCXE–. Annals of the South African Museum = Annale van die Suid-Afrikaanse Museum. Natural history. /r!^ji Fig. 14. Radulae of: a. Nassa horrida (Dunker). b. JVassa fenestrata Marrat. c. Demoulia retusa (Lam.).. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. South African Museum. Cape Town : The Museum
RMRMKMBA–. Annals of the South African Museum = Annale van die Suid-Afrikaanse Museum. Natural history. A Monographic Survey of South African Non-marine Mollusca. 577. Text-fig. 48.—Radulae of Tomickia. VOL. XXXIII. 37. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. South African Museum. Cape Town : The Museum
RMRGD610–. Bulletin of the Natural History Museum Zoology. 68 Y.I. KANTOR, A. MEDINSKAYA AND J.D. TAYLOR. Fig. 14 Radulae of Crassispirinae a, Hindsiclava militaris b, H. militaris c, 20um. Miraclathurella bicanalifera (Sowerby, 1834) (Fig. 14c) Rhynchodeum and proboscis The rhynchodeal sphincter is small and anteriorly located. The epithelium of the anterior part of the rhynchodeal cavity is glandular, whilst that of the posterior rhynchodeum is low, non-glandular, and continuous with that of the proboscis wall The rhynchostome is rather wide. The proboscis is as long as the rhynchodeal cavity, highly
![. Bulletin of the Museum of Comparative Zoology at Harvard College. Zoology. 314 Bulletin Museum of Comparative Zoology, Yo]. 145, No. 7 periostracum—its presence or absence, its relative development and disposition on the shell—was found to be significant in characterizing some species of Alcadia. Radula The radula in various species of Alcadia has been investigated by Troschel (1857), Bourne (1911), and Baker (1922, 1926). We have examined the radulae of major Gray, the type-species of the genus Alcadia from Jamaica; hispida Pfeiffer, the type- species of the subgenus Penisoltia H. B. Baker; Stock Photo](https://c8.alamy.com/comp/RGEY4M/bulletin-of-the-museum-of-comparative-zoology-at-harvard-college-zoology-314-bulletin-museum-of-comparative-zoology-yo-145-no-7-periostracumits-presence-or-absence-its-relative-development-and-disposition-on-the-shellwas-found-to-be-significant-in-characterizing-some-species-of-alcadia-radula-the-radula-in-various-species-of-alcadia-has-been-investigated-by-troschel-1857-bourne-1911-and-baker-1922-1926-we-have-examined-the-radulae-of-major-gray-the-type-species-of-the-genus-alcadia-from-jamaica-hispida-pfeiffer-the-type-species-of-the-subgenus-penisoltia-h-b-baker-RGEY4M.jpg ". Bulletin of the Museum of Comparative Zoology at Harvard College. Zoology. 314 Bulletin Museum of Comparative Zoology, Yo]. 145, No. 7 periostracum—its presence or absence, its relative development and disposition on the shell—was found to be significant in characterizing some species of Alcadia. Radula The radula in various species of Alcadia has been investigated by Troschel (1857), Bourne (1911), and Baker (1922, 1926). We have examined the radulae of major Gray, the type-species of the genus Alcadia from Jamaica; hispida Pfeiffer, the type- species of the subgenus Penisoltia H. B. Baker; Stock Photo")
RMRGEY4M–. Bulletin of the Museum of Comparative Zoology at Harvard College. Zoology. 314 Bulletin Museum of Comparative Zoology, Yo]. 145, No. 7 periostracum—its presence or absence, its relative development and disposition on the shell—was found to be significant in characterizing some species of Alcadia. Radula The radula in various species of Alcadia has been investigated by Troschel (1857), Bourne (1911), and Baker (1922, 1926). We have examined the radulae of major Gray, the type-species of the genus Alcadia from Jamaica; hispida Pfeiffer, the type- species of the subgenus Penisoltia H. B. Baker;
RMRE39R2–. Ecological animal geography; an authorized, rewritten edition based on Tiergeographie auf ockologischer grundlage. Zoogeography -- Geographical distribution; Animal ecology. THE BENTHAL 217 the gasteropods in the Indo-Pacific is governed by that of the coral reefs, on which the molluscan fauna is especially varied.78 Besides the above-named Leptoconchus and Magilus, the family Coralliophilidae is especially adapted to life in the reefs, the different forms belonging to it having lost their radulae in adaptation to feeding on the coralline slime, for which teeth are not needed. Some predaceou
RMRGDFRC–. Bulletin of the Natural History Museum Zoology. 34 A.R. MEAD. Figs 58-63 Dorsal and dorso-right lateral views of radulae: 58, 59 Callistoplepa barriana (SMF, O. Boettger). 60, 61 C. shuttleworthi (SMNH no. 10). 62, 63 Leptocala mollkella (MRAC no. 795.638).. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Natural History Museum (London). Andover : Intercept
RMRMKGTM–. Annals of the South African Museum = Annale van die Suid-Afrikaanse Museum. Natural history. Fig. 33. Radulae of South African Cypraeidae. A. Cypraea fuscorubra Shaw, 1909. B. Cypraea algoensis Gray, 1825. C. Cypraea coronata (Schilder, 1930). D. Cypraea fuscodentata Gray, 1825.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. South African Museum. Cape Town : The Museum
RMRGD38T–. Bulletin of the Natural History Museum Zoology. FOREGUT ANATOMY AND CLASSIFICATION OF CONOIDEA 135 Raclula The radula has been by far the most studied of the organs of the foregut and there are many published illustrations of conoidean radular teeth (e.g. Powell, 1966; McLean, 1971; James, 1980; Bandel, 1984; Bogdanov, 1990; Nybakken, 1990 and Taylor, 1990). Shimek & Kohn (1981) classified turrid radulae into a number of functional groups and attempted a cladistic analysis of radular characters. However, amongst the 'lower' turrids there is little evidence from direct observations to sup
RMRGD5MT–. Bulletin of the Natural History Museum Zoology. Fig. 27 Antiguraleus morganus (Barnard, 1958). Semidiagrammatic longitudinal section of the foregut (salivary glands not to scale).. Fig. 28 Radulae of Crassispirinae. a, Antiguraleus morganus b, Paraguraleus costatus. Scale bars = 20um. Buccal mass and oesophagus The long, buccal mass lies posterior to the proboscis, and is equiva- lent to nearly half of the proboscis length, with thick walls and a rather broad inner cavity, which is not curved. There are large extensible buccal lips. The oesophagus is not elongated between buccal mass and ner
RMRGDA55–. Bulletin of the Museum of Comparative Zoology at Harvard College. Zoology. 410 BULLETIN : MUSEUM OF COMPARATIVE ZOOLOGY. RHODACMEA FERRISSIA HEBETANCYLUS MALE GENITALIA LAEVAPEX Fig. 2. Radulae ami male genitalia of Xorth American Ancj'lidae. A, Uhodacnnca; B, Ferrissia; C, Laevapex; D, HeheUincylus, Radulae are vari- able, and those illustrated are typical. Distinction of Ferrissia, Laevapex, and Hehctancylus on the basis of the radula alone is not practical)le. Geni- talia of the four genera are illustrated below. These do not vary greatly and are reliable generic indicators.. Please note
RMRGD62K–. Bulletin of the Natural History Museum Zoology. Fig. 11 Radulae of Crassispirinae. a, Crassispira (Monilispira) pluto, scale bar = 20pm b, Crassispira (Striospira) kluthi scale bar * (Crassiclava) turricula scale bar = 30 pm d, C. (C.) turricula scale bar = 20 pm. 10pm c. Crassispira continuous with that of the proboscis wall. The wall of the rhynchodeum in its posterior part is muscular and free and much thicker than to the anterior. This posterior part of the rhynchodeum is able to evert. Powerful retractor muscles are attached at the point where the rhynchodeal epithelium changes; these r
RMRGDHXN–. Bulletin of the Natural History Museum Zoology. FOREGUT ANATOMY OF CRASSISPIRINE GASTROPODS 59. Fig. 4 Radulae of Crassispirinae. a. Crassispira (Crassispira) incrassata b. Crassispira (Crassispira) maura c, Crassispira (Gibbaspira) dysoni d, C. (Glossispira) harfordiana flucki. Scale bars = 20|jm. walls are equally developed along its length.There is a small anterior buccal tube sphincter, positioned at the base of the small sac-like enlargement of the buccal tube, which also has an epithelial pad. An intermediate buccal tube sphincter is absent. The buccal tube is very narrow, both inside
![. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. Urosalpinx. Eupleura 0 12345 12345 RADULAR LENGTH, mm FIGURE 3. Extent of regeneration of radulae of male and female Urosalpin.v cinerca and Eupleura caudata etterae 4, 8, 12, and 16 days after proboscisectomy ("non boring"), and at resumption of boring after proboscisectomy ("resumed boring").. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Stock Photo](https://c8.alamy.com/comp/RHN7YE/the-biological-bulletin-biology-zoology-biology-marine-biology-urosalpinx-eupleura-0-12345-12345-radular-length-mm-figure-3-extent-of-regeneration-of-radulae-of-male-and-female-urosalpinv-cinerca-and-eupleura-caudata-etterae-4-8-12-and-16-days-after-proboscisectomy-quotnon-boringquot-and-at-resumption-of-boring-after-proboscisectomy-quotresumed-boringquot-please-note-that-these-images-are-extracted-from-scanned-page-images-that-may-have-been-digitally-enhanced-for-readability-coloration-and-appearance-of-these-illustrations-may-not-perfectly-resemble-the-original-RHN7YE.jpg ". The Biological bulletin. Biology; Zoology; Biology; Marine Biology. Urosalpinx. Eupleura 0 12345 12345 RADULAR LENGTH, mm FIGURE 3. Extent of regeneration of radulae of male and female Urosalpin.v cinerca and Eupleura caudata etterae 4, 8, 12, and 16 days after proboscisectomy ("non boring"), and at resumption of boring after proboscisectomy ("resumed boring").. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Stock Photo")
RMRHN7YE–. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. Urosalpinx. Eupleura 0 12345 12345 RADULAR LENGTH, mm FIGURE 3. Extent of regeneration of radulae of male and female Urosalpin.v cinerca and Eupleura caudata etterae 4, 8, 12, and 16 days after proboscisectomy ("non boring"), and at resumption of boring after proboscisectomy ("resumed boring").. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original
RMRHMBYG–. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. 122 A H SCHELTEMA AND C. SCHANDER dissolved or destroyed, and have thus been poorly illus- trated. Moreover, careful drawings and photographs of en- tire organisms have seldom been published (but see vlnl tema and Ku/irian. 1991). A few isolated epidermal spicules may have been drawn, but at too Miull a scale for comparisons with other species. Radulae have not been isolated for illustration; the radular teeth have either been drawn as part of a histological section 01 leconstructed from sectioned material. Copulatory spicul
RMRGF8BD–. Bulletin of the Museum of Comparative Zoology at Harvard College. Zoology. X. 3. 1. Fig. 2. Reading from left to right are the inner middle and two of the outer marginals of Neritina reclivata Say. Specimens from the Caloosahatchee River, Fort Myers, Fla. were identified by the opercula and shells as Neritina reclivata Say, M.C.Z. No. 56451. Radulae from this lot vary as follows: R-central typical to narrow and rectangular. A-central varying from longer and narrower than typical and with a reduced posterior lobe to shorter, broader and with larger to bluntly pointed posterior lobe than is ty
RMRGD2RA–. Bulletin of the Natural History Museum Zoology. Fig. 25 Diagram (with Fig. 26) summarizing some of the major types of foregut morphology found amongst the Conoidea, with radulae, where present, illustrated alongside. Not to scale. A. Clavus unizonalis; B. Clionella sinuata; C. Turricula nelliae spurius; D. Mangelia nebula; E. Ophiodermella biennis; F. Daphnella reeveana. Abbreviations: asg, accessory salivary glands; sg, salivary glands; rs, radular sac; vg, venom gland; black dots are sphincters. radular sac is located far behind the base of the proboscis. Therefore, it is doubtful that the
RMRE647C–. East coast marine shells; descriptions of shore mollusks together with many living below tide mark, from Maine to Texas inclusive, especially Florida. Mollusks. EAST COAST MARINE SHELLS 19 teeth upon each side. The radula being bi- laterally symmetrical the last formula may be abbreviated to read: 0 Further study may reveal that the cusps are denticulated or toothed, and where there are no lateral or uncinal teeth and the median is reduced to a tricuspid series the condition is expressed: 0 0 : - : 0 3 0 Drawings of the radulae are very useful for reference. The radula affords aid in the dis
RMRMHTXJ–. Annals of the South African Museum = Annale van die Suid-Afrikaanse Museum. Natural history. DEEP SEA MOLLUSCA FROM WEST OF CAPE POINT, SOUTH AFRICA 419 from the new material, the difference appears to be due merely to the slightly different position in which the plates are lying in the mounted preparation. A more important point, however, is that the 4 additional radulae show distinctly the presence of a central plate and of an accessory wing-like appen- dage, albeit both are very delicate.. Please note that these images are extracted from scanned page images that may have been digitally en
RMRGD639–. Bulletin of the Natural History Museum Zoology. 66 Y.I. KANTOR, A. MEDINSKAYA AND J.D. TAYLOR. Fig. 11 Radulae of Crassispirinae. a, Crassispira (Monilispira) pluto, scale bar = 20pm b, Crassispira (Striospira) kluthi scale bar * (Crassiclava) turricula scale bar = 30 pm d, C. (C.) turricula scale bar = 20 pm. 10pm c. Crassispira continuous with that of the proboscis wall. The wall of the rhynchodeum in its posterior part is muscular and free and much thicker than to the anterior. This posterior part of the rhynchodeum is able to evert. Powerful retractor muscles are attached at the point wh
RMRGD2RM–. Bulletin of the Natural History Museum Zoology. . Fig. 25 Diagram (with Fig. 26) summarizing some of the major types of foregut morphology found amongst the Conoidea, with radulae, where present, illustrated alongside. Not to scale. A. Clavus unizonalis; B. Clionella sinuata; C. Turricula nelliae spurius; D. Mangelia nebula; E. Ophiodermella biennis; F. Daphnella reeveana. Abbreviations: asg, accessory salivary glands; sg, salivary glands; rs, radular sac; vg, venom gland; black dots are sphincters. radular sac is located far behind the base of the proboscis. Therefore, it is doubtful that t
RMRHN7Y5–. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. 324 CARRIKER, PERSON. LIBBIN, AND VAN ZANDT rachidian teeth at the anterior (oldest) and posterior (newest) ends of (a) normal radulae, (b) regenerating radulae of snails allowed to resume boring after probosci- sectomy, and (c) regenerating radulae of snails sacrificed at intervals after amputa- tion, clearly demonstrated the rapid rate of enlargement of teeth with time after proboscisectomy (Fig. 5). However, there was noticeable variation in size between old and new rachidian teeth in some of the normal adult snails of bo
RMRT0GDT–. Bulletin of the Natural History Museum Zoology. FOREGUT ANATOMY OF CRASSISPIRINE GASTROPODS 71. Fig. 17 Radulae of Crassispirinae. a, Nqunw scalpta scale bar : d. Inquisitor aff. adenicus scale bar = 20 pm. 20pm b. Inquisitor lalifasciata scale bar = 25 pm c. Inquisitor aemula scale bar = 20 pm large cells. In approximately the posterior one tenth of the rhynchodeum the epithelium is non-glandular and continuous with that of the proboscis wall. The proboscis is short in comparison with the rhynchocoel (about 1/5 of its length), rather thick and not coiled. The proboscis walls are thick, form
RMRPY26W–. Land snails from Hawaii, Christmas island, and Samoa. Snails; Mollusks; Mollusks; Mollusks. 30 Bernice P, Bishop Museum—Bulletin 47 Jaw and Teeth The jaw (fig. lo, c) is simple and semicircular and does not appear to have distinct vertical or arcuate striations. It is extremely tough and resists the action of potash when organic matter is being dissolved from the radulae. The radula is composed of almost transverse rows of teeth. The formula is 9-5-1-5-9 (fig. 10, d). In some specimens are six laterals. The. app.. Please note that these images are extracted from scanned page images that may
RMRHN2P4–. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. Figure 4. Llnlouched photographs showing patterns of return to normal radular secretion in two natu- ral stocks of lltiiMiiiui irivolvis. Note that the most recently secreted radular rows are at the top of each photograph. Radulae from Eaton Reservoir (top, A-D. left to right) represent 29%, 40%, 61%, and 80% regrowth (as fraction new rows of total rows). Radulae from Silver Lake. Remsen (bottom. E-H. left to right) represent 17%, 36%', 53% and 76%' regrowth. Samples from both sites were taken at weekly intervals beginning 4
RMRGF89X–. Bulletin of the Museum of Comparative Zoology at Harvard College. Zoology. Fig. 4. Radula teeth from a row in the left half of the radula of Neritilia succinea Recluz. The R-central is lacking. A-B-C-centrals together, B-cen- tral, C-central, E-laterl, an inner and one of the outer marginals. The teeth of the radula of Neritilia succinea Reel, are very similar to those of Neritilia rubida Pease as given by Baker, pi. 16, fig. 42. N. rubida is an East Indian species, while N. succinea is a West Indian one, yet their radulae are surprisingly alike. There is little more difference than one woul
RMRMKND3–. Annals of the South African Museum = Annale van die Suid-Afrikaanse Museum. Natural history. Text-fig. 17.—Ledoulxia mozambicensis (Pfr.), Lebombo Mountains. Representative teeth from the radula; x 350. than latter, of which the endocones are narrow and not very con- spicuous; marginals with strongly curved bifid cusps, gradually decreasing in size towards the edges of the radula; formulae of two examples (42+ 11+1+11+40) x 148 and (35+ 11+1 +11+36) x 135. Semper's and Austen's figures of radulae ascribed toL. mozambicensis differ from mine and from each other, and all three may possibly rep
RMRGD337–. Bulletin of the Natural History Museum Zoology. FOREGUT ANATOMY AND CLASSIFICATION OF CONOIDEA 139. j Fig. 18 Radulae of Clavatulinae and Cochlesprinae. a, Clionella sinuata; wishbone marginal and small central teeth. Scale bar = 50 im. b. Clionella sinuata small central tooth. Scale bar = 10 urn. c. Turricula nelliae spurius, radula with wishbone marginal teeth and central tooth with spine-like cusp and lateral flanges. Scale bar = 50 urn. d. T. nelliae spurius central tooth. Scale bar = 5 urn.. Please note that these images are extracted from scanned page images that may have been digital
RMRGD5RW–. Bulletin of the Natural History Museum Zoology. FOREGUT ANATOMY OF CRASSISPIRINE GASTROPODS 77 X I WT ' T ^S fe^J v' L © —. Fig. 23 Radulae of Crassispirinae. a, Ptychobela suturalis scale bar = 20pm b, Vexitomina gurrardi scale bar = 20pm c, Funa latisinuata scale bar = 50pm d, Funa jeffreysii scale bar = 60p.m. btsa ebt bt. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Natural History Museum (London). Andover : Inter
RMRHMBA2–. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. 146 A H SCHELTEMA AND C. SCHANDER. Figure 22. Copulatory spicules of Simrnihiella margaritacea (Koren & Damelssenl (see also Fig. 20C). (A. Bi growth stages. (A) from 8.3 mm individual (voucher USNM 894263). (B) from individual iihtiii' >pulator spicules with those from the Kopervik voucher (F'ig. 22H) Elements ol copulatory spicules l .S. inur^urittifcn arc much like those in Krnppt>nn'nni /r/s (l carlv teeth are similar to those in Kruppomenia and l'lni'nui radulae, hut the ongnta! tooth in S innii'iiiinii i'
RMRGD5R6–. Bulletin of the Natural History Museum Zoology. Fig. 23 Radulae of Crassispirinae. a, Ptychobela suturalis scale bar = 20pm b, Vexitomina gurrardi scale bar = 20pm c, Funa latisinuata scale bar = 50pm d, Funa jeffreysii scale bar = 60p.m. btsa ebt bt. Fig. 24 Cheungbeia mindanensis (Smith, 1877) A, longitudinal section of the proboscis tip, the tooth at the same scale shown below; B, longitudinal section of the proboscis base and buccal mass (salivary ducts not shown).. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability
RMRGD5XR–. Bulletin of the Natural History Museum Zoology. 72 Y.I. KANTOR, A. MEDINSKAYA AND J.D. TAYLOR. Fig. 18 Radulae of Epidirona and Gemmula (outgroup). a, Epidirona gabensis scale bar = 20pm b. Gemmula deshayesi scale bar = 25pm. paired unfused. The radula is composed of marginal teeth. These teeth (Fig. 18a) are of the wishbone type with the distal half tapering to a sharp point, whilst the proximal part of the tooth bifurcates into two more or less equisized limbs. The marginal tooth are medium long, ca.l20um (0.5% of SL, 1.8% AL). Inquisitor latifasciata (Sowerby, 1870) (Figs 17b, 20) See als
RMRGDJ09–. Bulletin of the Natural History Museum Zoology. FOREGUT ANATOMY OF CRASSISPIRINE GASTROPODS 57 pt proboscis tip rh/rhc rhynchocoel rhs rhynchostomal sphincter rs radular sac rst rhynchostome rtsg anastomosing tubular salivary gland rw rhynchodeal wall rwg rhynchodeal wall glandular sd salivary duct se sac-like enlargement of buccal tube sg salivary gland stag single tube acinous salivary gland t radular tooth. tsg simple tubular salivary gland V valvule vg venom gland vga duct of venom gland In this section we describe and illustrate the foregut anatomy and radulae of each of the species exa
RMRMKD28–. Annals of the South African Museum = Annale van die Suid-Afrikaanse Museum. Natural history. Fig. 7. Radulae of: a. Daphnella (?) sulcicancellata (Brnrd). b. D. alfredensis Bartsch. 'Pleurotoma' curricula n.sp. Fig. 8 Description: Shell thin. Protoconch i or 2 whorls, corroded. Post-natal whorls 4; 1 st corroded; 2nd, 3rd and 4th with a narrow cingulum projecting beyond the incised suture; about 22-34 axial pliculae (or enlarged growth-lines), strongly sigmoid, concave in sulcus, protractive below, each plicula forming a small point on the cingulum; pliculae evanescent on base. On 2nd and 3
RMRGD5PB–. Bulletin of the Natural History Museum Zoology. Fig. 25 Cheungbeia robusta (Hinds, 1843). A, longitudinal section of the proboscis tip. with a tooth shown at the same scale below; B, longitudinal section of the proboscis base and buccal mass.. Fig. 26 Radulae of Cheungbeia. a-c, Cheungbeia robusta, a, portion of radula with two rows of teeth, scale bar = 30um b, detail of tooth tip scale bar = lOum c, single tooth, note secondary limb (arrowed) along edge of major limb scale bar = 20um d, Cheungbeia mindanensis single tooth with secondary limb arrowed, scale bar = 25um.. Please note that the
RMRGEPPC–. Bulletin of the Museum of Comparative Zoology at Harvard College. Zoology. clapp: some mollusca fkom the solomon islands. 353 teeth from the twelfth on to appear bifid. At about the twelfth tooth small denticles appear on the outer edge. The outermost ten or twelve uncini are small and very spinous. In size and shape the radula of H. planospirus is not very similar to the radulae of some other species of Helicarion which have been figured, (Tyron, Man. conch., 1885, ser. 2, 1, p. 137, pi. 29, fig. 12. Hedley, Proc. Linn. soc. N. S. W., 1891, ser. 2, 6, p. 24, pi. 2, fig. 11; p. 687, pi. 41,
RMRG9H6G–. Bulletins of American paleontology. Eunaticina papilla. Eunaticina linnaeana Text-figure 23. —Shells, radulae, and opercula of (la-d) Eunaticina papilla (Gmelin, 1791) and (2a-d) E. linnaeana (Recluz. 1843). la-b. IGUT 11103, X 1.8, offMikawa-lsshiki Fishing Port. Aichi Pref. (Holocene); 2a-b, OMNH Mo464I, x 1.2, off Kit Peninsula. Pacific side of central Japan (Holocene). Ic and 2c, radulae. x 125; Id and 2d, opercula, x2.4, modified from Arakawa and Kira (1957).. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - col
RMRHMYC6–. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. Figure 3. Scanning electron micrographs of radulae from Euhniiu'lHis i:iguus (size = 4 mm) (a. b) and Tergipes tergipes (size = 4 mm) (c, d, e) from a dorsal (a, c) and lateral (h, d, e) view. Scale bars: a, b, c, d = 10 nm, e = 15 urn. (d = denticles. L = lateral teeth, R = rachidian tooth.) When feeding on gonangia, the nudihranchs plucked in- dividual, juvenile medusae from the bottom of the gon- otheca. On stolons, tissue was extracted by a few, quick pulses of the buccal apparatus. Dendronotus frondosus individuals gre
RMRGD6AE–. Bulletin of the Natural History Museum Zoology. . Figs 1-5 Radulae. 1 - Splendrillia zanzibarica Sysoev, new species, holotype; 2 - Inquisitor adenkus Sysoev, new species, paratype, stn 33, H = 34.4 mm; 3 1. indistinctus Sysoev, new species, paratype, stn 145, H = 27.4 mm; 4 - Typhlomangelia adenica Sysoev, new species, paratype, stn 185, H = 7.7 mm; 5 - Borsonia (Cordieria) symbiophora Sysoev, new species, paratype, stn 185, H = 21.8 mm. Scale-line = 0.1 mm.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - colorati
![. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. FIGURE 2. a-e: light micrographs of radulae of L"ro^o//'/H.i' cincrca: (a) anterior end of normal radula of adult snail on subradular membrane; scale bar, 35 /JL ; (b) marginal (single cusped) and rachidian (tricusped) teeth of normal radula of adult snail; scale bar, 20/x; (c) parts of regenerated radula 100 days after snail tore off the anterior third of the proboscis which was wedged in a laboratory device, snail shell height 25 mm; scale bar, 20^; (d) anterior portion of regenerating radula 12 days after proboscisec Stock Photo](https://c8.alamy.com/comp/RHN80E/the-biological-bulletin-biology-zoology-biology-marine-biology-figure-2-a-e-light-micrographs-of-radulae-of-lquotroohi-cincrca-a-anterior-end-of-normal-radula-of-adult-snail-on-subradular-membrane-scale-bar-35-jl-b-marginal-single-cusped-and-rachidian-tricusped-teeth-of-normal-radula-of-adult-snail-scale-bar-20x-c-parts-of-regenerated-radula-100-days-after-snail-tore-off-the-anterior-third-of-the-proboscis-which-was-wedged-in-a-laboratory-device-snail-shell-height-25-mm-scale-bar-20-d-anterior-portion-of-regenerating-radula-12-days-after-proboscisec-RHN80E.jpg ". The Biological bulletin. Biology; Zoology; Biology; Marine Biology. FIGURE 2. a-e: light micrographs of radulae of L"ro^o//'/H.i' cincrca: (a) anterior end of normal radula of adult snail on subradular membrane; scale bar, 35 /JL ; (b) marginal (single cusped) and rachidian (tricusped) teeth of normal radula of adult snail; scale bar, 20/x; (c) parts of regenerated radula 100 days after snail tore off the anterior third of the proboscis which was wedged in a laboratory device, snail shell height 25 mm; scale bar, 20^; (d) anterior portion of regenerating radula 12 days after proboscisec Stock Photo")
RMRHN80E–. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. FIGURE 2. a-e: light micrographs of radulae of L"ro^o//'/H.i' cincrca: (a) anterior end of normal radula of adult snail on subradular membrane; scale bar, 35 /JL ; (b) marginal (single cusped) and rachidian (tricusped) teeth of normal radula of adult snail; scale bar, 20/x; (c) parts of regenerated radula 100 days after snail tore off the anterior third of the proboscis which was wedged in a laboratory device, snail shell height 25 mm; scale bar, 20^; (d) anterior portion of regenerating radula 12 days after proboscisec
RMRGD6DH–. Bulletin of the Natural History Museum Zoology. . Figs 1-5 Radulae. 1 - Splendrillia zanzibarica Sysoev, new species, holotype; 2 - Inquisitor adenicus Sysoev, new species, paratype, stn 33, H = 34.4 mm; 3 - /. indistinctus Sysoev, new species, paratype, stn 145, H = 27.4 mm; 4 - Typhlomangelia adenica Sysoev, new species, paratype, stn 185, H = 7.7 mm; 5 - Borsonia (Cordieria) symbiophora Sysoev, new species, paratype, stn 185, H = 21.8 mm. Scale-line = 0.1 mm.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - color
RMRGPF01–. Bulletin de la Société royale de botanique de Belgique. Société royale de botanique de Belgique; Botany. (35) qiiadratà apice obliqué aeuminatà , colesiilà torminnli ovatà basi inflatà . Radula alpcstris Beggr^en liklr. scandinav. hrijolog., p. 2d, fig. 1^-18; Limlh. in Hedwigia, VII. Habitat in foliis putrescentibus Salieis glaucae, etc., ad montcm Finsboe in alpe Dovrefjeld Norvcgiae (Beggren). X. â Scapania. Dmrt. Tab. I, f. 10. Candolleae sp. Raddi Jung. Elr. in Mem. Moden., XMII, p, 22 (1820) nec Labill. (1806). Martinellii sp. Gray Brit. pL, I, p. 690. Radulae sp. Dmrt. Comm. bot.
RMRGD6D0–. Bulletin of the Natural History Museum Zoology. A.V. SYSOEV. Figs 6-13 Radulae (6-9) and opercula (10-13). 6- Typhlomangelia maldivica Sysoev, new species, paratype, stn 143, H = 27.8 mm; 7 - Bathytoma (Parabathytoma) oldhami(E.A. Smith, 1899), stn 145, H = 41.0 mm; 8-fi (P.) regnansMdviW, 1918, stn 34, H = 26.6mm;9-B. (P.)fissa(von Martens, 1901), stn 176, H = 35.3 mm; 10 - Splendrillia zanzibarica Sysoev, new species, holotype; 11 - Inquisitor indistinctus Sysoev, new species, paratype, stn 145, H = 27.4 mm; 12,13-Borsonia (Cordieria) symbiophora Sysoev, new species, paratypes, stn 185, H
RMRGDK6A–. Bulletin of the Natural History Museum Zoology. A.V. SYSOEV. Figs 6-13 Radulae (6-9) and opercula (10-13). 6 - Typhlomangelia maldivica Sysoev, new species, paratype, stn 143, H = 27.8 mm; 7 - Bathytoma (Parabathytomaj oldhami(E.A. Smith, 1899), stn 145, H = 41.0mm; 8-B. (P.) regnans Melvill, 1918, stn 34, H = 26.6mm; 9-B. (P.)fissa(von Martens, 1901), stn 176, H = 35.3 mm; 10 - Splendrillia zanzibarica Sysoev, new species, holotype; 11 - Inquisitor indistinctus Sysoev, new species, paratype, stn 145, H = 27.4 mm; 12,13- Borsonia (Cordieria) symbiophora Sysoev, new species, paratypes, stn 18
RMRCJ883–. Die Natürlichen Pflanzenfamilien : nebst ihren Gattungen und wichtigeren Arten, insbesondere den Nutzpflanzen. Plants; Plants, Useful. 32 Rosaceae. (Pocke.) der schärfer von allen anderen Arten geschiedene /?. Aniienii Lange anreiht. Gleich diesen Arten führen auch die zahlreichen Zwischenformen, welche die Villicaules einerseits mit den Radulae und Glandulosi anderseits verbinden, Stieldrüsen in wechselnder Menge. Man stellt sie in die Subsect. Adenophori Pocke, zu deren ausgeprägtesten Formen der westfranzösische R. Questierii P. J. Muell., der schweizerische R. Grernlü Pocke und der nordw
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