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Bonellia Stock Photos and Images
RF2AKXCFR–Bonellia viridis or green spoonworm is a marine worm with a green sausage-shape living in the sea floor of Atlantic ocean and Mediterranean sea
RMKFFTEN–Green spoonworm, Bonellia viridis on Sea bed, Adriatic Sea, Mediterranean Sea, Island Brac, Dalmatia, Croatia
RM2FXEEYH–Spoon Worm proboscis, or feeding tentacles, possibly Bonellia sp. Tulamben, Bali, Indonesia. Bali Sea, Indian Ocean
RMHGHDE8–Echiuran worm, Bonellia viridis, Bonelliidae, Tor Paterno marine protected area, Lazio, Italy, Mediterranean Sea.
RF2M79PM5–Green spoonworm (Bonellia viridis) . Dive site Marine Reserve Cap de Creus, Rosas, Costa Brava, Spain, Mediterranean Sea
RMP9HB81–Cudjoe wood, Bonellia macrocarpa (Large capsuled jacquinia, Jacquinia macrocarpa). Handcoloured copperplate engraving by S. Nevitt after a botanical illustration by Mrs Augusta Withers from Benjamin Maund and the Rev. John Stevens Henslow's The Botanist, London, 1836.
RM2DBTDM3–Grey parrot, endangered, Psittacus erithacus (Psittacus guinensis cinereus), Bonellia macrocarpa (Jacquinia aurantiaca), jaguar, Panthera onca (Felis onca). Jaco, Jacquinier, Jaguar. Handcoloured steel engraving after an illustration by Adolph Fries from Felix-Edouard Guerin-Meneville's Dictionnaire Pittoresque d'Histoire Naturelle (Picturesque Dictionary of Natural History), Paris, 1834-39.
RMP24T87–. Bonellia fuliginosa 32 Bonellia fuliginosa - - Print - Iconographia Zoologica - Special Collections University of Amsterdam - UBAINV0274 103 11 0007
RM2B9BAW9–Green spoonworm, Bonellia viridis. Bonellia verde. Handcoloured copperplate stipple engraving from Antoine Laurent de Jussieu's Dizionario delle Scienze Naturali, Dictionary of Natural Science, Florence, Italy, 1837. Illustration engraved by Corsi, drawn by Jean Gabriel Pretre and directed by Pierre Jean-Francois Turpin, and published by Batelli e Figli. Turpin (1775-1840) is considered one of the greatest French botanical illustrators of the 19th century.
RFT5N698–Female Bonellia Viridis is a proboscis cut short and which is bristle passing though the mouth into the pharynx, vintage line drawing or engraving ill
RM2JD5T5K–The expanded proboscis of a sausage worm (Bonellia sp.?) from a coral reef at Kuredu Island, the Maldives.
RM2RPBY98–Proboscis of Echiura Worm, Bonellia sp, Murex House Reef dive site, Bangka Island, north Sulawesi, Indonesia
RF2N4KPCE–Proboscis of Echiura Worm, Bonellia sp, Bandara dive site, night dive, Weda, Halmahera, North Maluku, Indonesia, Halmahera Sea
RF2MR2J1X–a. Bonellia, Grüne Igelwurm, Bonellia viridis, b. Phascolosoma, Spritzwurm, c. Geschwänzte Priapswurm oder Gemeine Priapswurm, Priapulus caudatus, Historisch, digital restaurierte Reproduktion von einer Vorlage aus dem 19. Jahrhundert
RM2AKWRF1–Az Osztrák-magyar monarchia irásban és képben . wx Állatélet a tengerfenéken a Quarneróban. 334 A pókfélékhez és a férgekhez is sorolt Alyzos/omttm-ncmb?l két fajunkvan: a Myzostomum glabrum és a M. cirrifemm, melyek a csillag-állatokon(Antedon rosacea) élnek, mint kül-él?sdiek. A sugaras alkatú csillagférgek (Gephyrea) 9 fajban élnek tengerünkben,melyek közül a Thalassema nemet ez ideig csak Trieszt mellett találták ;a Bonellia viridis, Phascolosoma vulgare, Aspidosiphon Mülleri sat. igenelterjedt fajok; a Sipuncuhis nudus és a Phoronis hippocrepia fajt terüle-tünkön csak Trieszt mellett talá
RMPFHHW6–. Danmarks fauna; illustrerede haandbøger over den danske dyreverden... 56 venstre Side af Nervestrengen (set indefra) med stor ind- vendig Munding (Neptirostom) med kraveformet krusede Rande; udmunder tæt ved Ventralkrogene (til højre for Nervestrengen, set udefra); er stærkt udvideligt; naar det er fyldt med Æg, naar det omtrent Bagenden. — Køns- organets Beliggenhed som hos alle Echiurider, men medens de løsnede Celler udvikler sig til Æg (eller Sper- matozoer) hos Echiurus og Thalasse- ma, løsner der sig hos Bonellia Celle- grupper, i hvilke en af Cellerne vokser paa Bekostning af de andre
RMRWPCE7–Elementary text-book of zoology (1884) Elementary text-book of zoology elementarytextbo0101clau Year: 1884 PIG. 110.—A, Unequal segmentation of the egg of Bonellia; £, epibolic gastrula of the same (after Spengel). bilaterally-symmetrical stripe-like thickening placed on the dorsal or ventral surface of the embryo. Frequently, however, such a germinal or primitive streak is not developed, and the rudiment of the embryo continues to develop uniformly. Formerly great importance was attached to these differences, the one being distinguished as an evolutio ex una parte, and the other an evolutio
RM2T6CP5D–Grey parrot, endangered, Psittacus erithacus (Psittacus guinensis cinereus), Bonellia macrocarpa (Jacquinia aurantiaca), jaguar, Panthera onca (Felis onca). Jaco, Jacquinier, Jaguar. Handcoloured steel engraving after an illustration by Adolph Fries from Felix-Edouard Guerin-Meneville's Dictionnaire Pittoresque d'Histoire Naturelle (Picturesque Dictionary of Natural History), Paris, 1834-39. .
RMP24T86–. Bonellia viridis 32 Bonellia viridis - - Print - Iconographia Zoologica - Special Collections University of Amsterdam - UBAINV0274 103 11 0006
RMMCHY6Y–. å16.ç¼¢è²çå¤å½¢å解åå å ¨å½¢å 1. å£ 2.éæ¯ 3.ææ³åçé¾å£ 4.èé B. è解åç» 1.å½é - 2.é£é 3.ä¸-è ¸ 4.èé 5.ç^輸管6.ææ³ç¨é½ç®¡7.ç¥^ C. Bonellia viridisçç®é 1.åè管2.ç¥ç¶3.çè·¡ç» 4.輸æ 管(é管ï¼5.é«è å §ç²¾è²å¡6.è è
RM2JD5T7N–The expanded proboscis of a sausage worm (Bonellia sp.?) from a coral reef at Kuredu Island, the Maldives.
RMRHKA8T–. The biology of the cell surface. Cytology. THE ECTOPLASM plasmic structure of the Rhynchelmis egg is similar to that recorded for the Nereis-egg by several workers beginning with Goette^ and this in turn recalls Spengel's older descrip- tion for the egg of Bonellia.^ Also the Chaetopterus-egg has an interesting ectoplasm,^so too that of Thalassema^ (Fig. 12). Among the great group of soft- bodied animals, the mollusks, including the clams, snails and ink or cuttle fishes, the following produce eggs in which the ecto- riG. 12.—Ectoplasm on the plasm has been observed to be living egg of Thdla
RMRWWE74–Elementary text-book of zoology (1884) Elementary text-book of zoology elementarytextbo0101clau Year: 1884 CfEPHYREA. CH.ETIFERA. 389 the female of Bonellia have the same relations (fig. 31:5). These rudimentary males are furnished (in many species) with two ventral hooks, in front of which in the anterior region is placed the external opening of the vas cleferens. The vas deferens corresponds to the uterus of the female, and is in like manner provided with an internal opening into the body cavity. In Echiurus there are two pairs of brown tubes, which function as generative ducts and reservoi
RM2T6D1T5–Green spoonworm, Bonellia viridis. Bonellia verde. Handcoloured copperplate stipple engraving from Antoine Laurent de Jussieu's Dizionario delle Scienze Naturali, Dictionary of Natural Science, Florence, Italy, 1837. Illustration engraved by Corsi, drawn by Jean Gabriel Pretre and directed by Pierre Jean-Francois Turpin, and published by Batelli e Figli. Turpin (1775-1840) is considered one of the greatest French botanical illustrators of the 19th century.
RMMAAMH2–. Dr. Johannes Leunis Synopsis der thierkunde. Ein handbuch für höhere lehranstalten und für alle, welche sich wissenschaftlich mit der naturgeschichte der thiere beschäftigen wollen . gig. T:19. Bonnllia viridis, Q ; Vi- a Äopfta»>pen; b Slrme teefelben; e @e)(^Ied)ts= Öffnung. 5ig. 740. Bonellia viridis, ö^; t>er= gröfjcrt. a 3)orm; b Samen« 6el)ä(ter; c teffen äußere TOünbung. Ir 2^1. 3. SSufi. 2r »b. 50
RM2BXCBD5–Bonellia mucronata Roem Schult B Sthl Kllersj Bonellia mucronata Roem Schult B Sthl Kllersj.
![. A textbook of invertebrate morphology [microform]. Invertebrates; Morphology (Animals); Invertébrés; Morphologie (Animaux). TYPE ANNELIDA. 241 prolonged into a prostomium of considerable size overlying the mouth; it may be short and broad as in ^chiunts, more elongated and slender as in Thalassema, or deeply bifurcated at the extremity as in JBorteUia. A. Fig. IIQ.—Bonellia viridis A, Adult Female opened so as to show thb PRINCIPAL OuGANa; B, male much enlarged in proportion to the female (trom Hebtwiq). c = cloaca m = muscles. d - rudimentary intestine. s = proboscis. g = lespiiatory trees. Stock Photo](https://c8.alamy.com/comp/REPGT3/a-textbook-of-invertebrate-morphology-microform-invertebrates-morphology-animals-invertbrs-morphologie-animaux-type-annelida-241-prolonged-into-a-prostomium-of-considerable-size-overlying-the-mouth-it-may-be-short-and-broad-as-in-chiunts-more-elongated-and-slender-as-in-thalassema-or-deeply-bifurcated-at-the-extremity-as-in-jborteuia-a-fig-iiqbonellia-viridis-a-adult-female-opened-so-as-to-show-thb-principal-ougana-b-male-much-enlarged-in-proportion-to-the-female-trom-hebtwiq-c-=-cloaca-m-=-muscles-d-rudimentary-intestine-s-=-proboscis-g-=-lespiiatory-trees-REPGT3.jpg ". A textbook of invertebrate morphology [microform]. Invertebrates; Morphology (Animals); Invertébrés; Morphologie (Animaux). TYPE ANNELIDA. 241 prolonged into a prostomium of considerable size overlying the mouth; it may be short and broad as in ^chiunts, more elongated and slender as in Thalassema, or deeply bifurcated at the extremity as in JBorteUia. A. Fig. IIQ.—Bonellia viridis A, Adult Female opened so as to show thb PRINCIPAL OuGANa; B, male much enlarged in proportion to the female (trom Hebtwiq). c = cloaca m = muscles. d - rudimentary intestine. s = proboscis. g = lespiiatory trees. Stock Photo")
RMREPGT3–. A textbook of invertebrate morphology [microform]. Invertebrates; Morphology (Animals); Invertébrés; Morphologie (Animaux). TYPE ANNELIDA. 241 prolonged into a prostomium of considerable size overlying the mouth; it may be short and broad as in ^chiunts, more elongated and slender as in Thalassema, or deeply bifurcated at the extremity as in JBorteUia. A. Fig. IIQ.—Bonellia viridis A, Adult Female opened so as to show thb PRINCIPAL OuGANa; B, male much enlarged in proportion to the female (trom Hebtwiq). c = cloaca m = muscles. d - rudimentary intestine. s = proboscis. g = lespiiatory trees.
RM2C1E7KD–Bonellia mucronata Roem Schult B Sthl Kllersj Bonellia mucronata Roem Schult B Sthl Kllersj.
![. A textbook of invertebrate morphology [microform]. Invertebrates; Morphology (Animals); Invertébrés; Morphologie (Animaux). TYPE ANNELIDA. 211 prolonged into a prostcmium o£ considerable size overlying the mouth; it may be short and broad as in Echiurv^t more elongated and slender as in Thalassema, or deeply bifurcated at the extremity as in £oneUia. A. Pig. 110.—Bonellia viridia A, Adult Female opened so as to snow the PRINCIPAL Oroanb ; B, malti luucli eularged in proportion to the female (trom Hkbtwio). c = cloaca m = muscles. d — ludimentary intestine. s = proboscis. g - respiratory tree Stock Photo](https://c8.alamy.com/comp/RJ4NXH/a-textbook-of-invertebrate-morphology-microform-invertebrates-morphology-animals-invertbrs-morphologie-animaux-type-annelida-211-prolonged-into-a-prostcmium-o-considerable-size-overlying-the-mouth-it-may-be-short-and-broad-as-in-echiurvt-more-elongated-and-slender-as-in-thalassema-or-deeply-bifurcated-at-the-extremity-as-in-oneuia-a-pig-110bonellia-viridia-a-adult-female-opened-so-as-to-snow-the-principal-oroanb-b-malti-luucli-eularged-in-proportion-to-the-female-trom-hkbtwio-c-=-cloaca-m-=-muscles-d-ludimentary-intestine-s-=-proboscis-g-respiratory-tree-RJ4NXH.jpg ". A textbook of invertebrate morphology [microform]. Invertebrates; Morphology (Animals); Invertébrés; Morphologie (Animaux). TYPE ANNELIDA. 211 prolonged into a prostcmium o£ considerable size overlying the mouth; it may be short and broad as in Echiurv^t more elongated and slender as in Thalassema, or deeply bifurcated at the extremity as in £oneUia. A. Pig. 110.—Bonellia viridia A, Adult Female opened so as to snow the PRINCIPAL Oroanb ; B, malti luucli eularged in proportion to the female (trom Hkbtwio). c = cloaca m = muscles. d — ludimentary intestine. s = proboscis. g - respiratory tree Stock Photo")
RMRJ4NXH–. A textbook of invertebrate morphology [microform]. Invertebrates; Morphology (Animals); Invertébrés; Morphologie (Animaux). TYPE ANNELIDA. 211 prolonged into a prostcmium o£ considerable size overlying the mouth; it may be short and broad as in Echiurv^t more elongated and slender as in Thalassema, or deeply bifurcated at the extremity as in £oneUia. A. Pig. 110.—Bonellia viridia A, Adult Female opened so as to snow the PRINCIPAL Oroanb ; B, malti luucli eularged in proportion to the female (trom Hkbtwio). c = cloaca m = muscles. d — ludimentary intestine. s = proboscis. g - respiratory tree
RMRE0ERJ–. A manual of zoology. Zoology. 318 CaSLIIELMINTBES. Bub Class III. Hirudinei {Discophori). Three points of external structure clearly distinguish the leeches from the chffitopods. First, the absence of bristles (except in Acanllwbdella) and the presence of two suckers, one of which occurs on the posterior ventral surface and is used only for attachment and locomotion, the other, sometimes scarcely differentiated, A. Fio. 289.—Bonellia viridis. A, female (after Huxley); B, male (after Spengel). c, cloaca; (i, rudimentary Intestine; y, excretory organ; i, intestine; m, muscles sup- porting inte
RMRHNXXT–. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. ENDOPARASITIC POLYCHAETOUS ANNELIDS 173. E2 Maxillae three pairs recurved unidentate hooks. Mandibles U-shaped, with two wing-like pieces or rods united by transverse band. . Genus Oligognatluts Spengel F1. Setae of one kind, simple, arched, limbate, striated. Prostomium with four eyes. (Up to 100 mm. long, more than 200 segments. Bright orange yellow.) Parasitic in body cavity of echiuroid, Bonellia riridis. O. bonclliae Spengel O s. Please note that these images are extracted from scanned page images that may have been dig
RMRE080J–. A text-book of invertebrate morphology. Invertebrates. TYPE ANNELIDA. 241 prolonged into a prostomium of considerable size overlying the mouth; it may be short and broad as in EcMurus, more elongated and slender as in Thalassema, or deeply bifurcated at the extremity as in J3onellia. A. Fig. 110.—Bonellia wridis A, Adult Female opened so as to show the PRiNCiPAii Orgahs ; B, male muck enlarged in pioportion to the female (troni HoBTWio), c = cloaca m = muscles. d — rudimentary intestine. s = proboscis. g = respiratory trees. s (in Fig. B) = spermatozoa. i = intestine. iid = vas deferens. u —
RMRHNXX3–. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. E2 Maxillae three pairs recurved unidentate hooks. Mandibles U-shaped, with two wing-like pieces or rods united by transverse band. . Genus Oligognatluts Spengel F1. Setae of one kind, simple, arched, limbate, striated. Prostomium with four eyes. (Up to 100 mm. long, more than 200 segments. Bright orange yellow.) Parasitic in body cavity of echiuroid, Bonellia riridis. O. bonclliae Spengel O s. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - colorat
RMRMGM7F–. Annotationes zoologicae japonenses / Nihon do?butsugaku iho?. NOTE ON A NEW DEEP-SEA EC HIU ROI», PROTOIJONELLIA M1TSUKURII, 263 oogonium of various growth-phases has at its free end a cap of a compact nutritive cell-mass, appearing, as in Bonellia, as a small cone with blunt apex. Fully grown oogonia of about 0.45 mm. in diameter found in the coelom or in the oviduct are also accom- panied with the cell mass which has be- come a little reduced in size. Segmental organ or oviduct.—Only the left oviduct is present attached close to the ventral nerve-cord (fig. 2, od.). It is cocoon-shaped, th
RMRE0E4M–. A text-book of invertebrate morphology. Invertebrates. TYPE ANNELIDA. 2il prolonged into a prostomium of considerable size overlying the mouth; it may be short and broad as in Echiurus, more elongated and slender as in Thalassema, or deeply bifurcated at the extremity as in £oneUia. A. Fig. 110.—Bonellia mridis A, Adult Female opened so as to show thb PRINCIPAL Organs ; B, male much enlarged in pioportion to the female (from H£BTWlo). c = cloaca m = muscles. d = rudimentary intestine. s = proboscis. g = respiratory trees. s (in Pig. B) = spermatozoa. i = iutestine. vd = vas deferens. u = sin
RMRGKPJ3–. Bulletin international de l'Acadmie des sciences de Cracovie, Classe des sciences mathmatiques et naturelles. Anzeiger der Akademie der Wissenschaften in Krakau. Reihe B, Biologische Wissenschaften. Natural history; Natural history -- Poland. j0mm^. b Pig. 1. Bonellia viridis cT 24 Stunden nach der Injektion von Indigo, bezw. Am- moniakkarmin, etwas schematisiert. e = Epidermis, m = Muskelnchicht, j9 = Paren- chym, S'=Samen8chlauch, (i=Darmtraktus. Leitz Obj. 3, Ok. komp. 6. Fig. 2. Dasselbe bei stà rkerer VergrOûerang (Obj. 7, Ok. komp. 12). Die schwarzen Punkten bedeuten die angesammeiten
RMRH4086–. Brehms Tierleben. Allgemeine kunde des Tierreichs. Zoology; Animal behavior. SBIutegel. Sterntoürmer. 307 ^JÜß'C^-^^ sp -V klaffe perft afö Gephyrea (nacf) bem griec£)ijc^en SSort für $8rücEe, d[o SSrücEen- ober SSer- binbungStiere) benannte. (S-päter I)ot mon gelegentüä} tt)of)I einmal bie 9f?öbertiere ober gar, afö man bo§ 3JJännc£)en bon Bonellia näfjet fennengelernt f)atte, bie ©trnbeltoürmer für bertüanbt angefe{)en, gegentoärtig bürfte tüo!)! giemlici) allgemein bie 9tnfic£)t berbreitet fein, ba^ bie ©terntoürmer entartete 9^ingelmürmer feien. ®iefe 2tnna{)me ftü^t fid) bor allem auf b
RMRH60FK–. Brehms Tierleben : allgemeine Kunde des Tierreichs : mit 1800 Abbildungen im Text, 9 Karten und 180 Tafeln in Farbendruck und Holzschnitt. Zoology; Animal behavior. MgememeS. Bonellia. 105 bie ©täfer gerocmbert, neue mifroffopifdje 2lu3beute ftanb für baheim in 2ut3fid)t, al£ id) etwa 1 gufc tief unter SBaffer unter einem grojsen (Steine ein intenfin grünet, wurmartig ftd) bewegenbeS Söefen bemerkte. 3d) faßte fdmetl ju, ber Stein mürbe weggehoben, unb mein nermetntltcher Sßurm erwies fid) aU ber mit gwei f ertlichen gtügeln enbigenbe D^üffet eines bi3 bafyn von fetjr wenigen Zoologen gefebe
RMRD4WM8–. Danmarks fauna; illustrerede haandbøger over den danske dyreverden... 56 venstre Side af Nervestrengen (set indefra) med stor ind- vendig Munding (Neptirostom) med kraveformet krusede Rande; udmunder tæt ved Ventralkrogene (til højre for Nervestrengen, set udefra); er stærkt udvideligt; naar det er fyldt med Æg, naar det omtrent Bagenden. — Køns- organets Beliggenhed som hos alle Echiurider, men medens de løsnede Celler udvikler sig til Æg (eller Sper- matozoer) hos Echiurus og Thalasse- ma, løsner der sig hos Bonellia Celle- grupper, i hvilke en af Cellerne vokser paa Bekostning af de andre
RMRHJTMC–. Biology of the seas of the U.S.S.R. Marine biology -- Soviet Union; Hydrology -- Soviet Union. 718 BIOLOGY OF THE SEAS OF THE U.S.S.R. Table 290 Species Depth of occurrence, m Jakobia birsteini 6,150-8,100 Vitjazema ultraabyssalis 5,560-9,735 V. aleutica 7,286 Alomasoma nordpacifica 520-7,820 A. chaetifera 7,286 Bonellia pacifica 3,800-4,130 B. achaeta 3,500-5,540 Tatjanellia gracilis 3,940-5,020 T. grandis 2,970-3,400 Eiibonellia valida 412-1,240 Listriolobus pelodes 1,580 Foraminifera, Hexacorallia, Nematoda, Polychaeta, Echiuroidae, Har- pacticoida, Amphipoda, Isopoda, Gastropoda, Bivalvi
RMRMYNYN–. Annales des sciences naturelles. Zoology; Biology. LA TACHYGÉNÈSE. 213 locomotrices et une paire de soies antérieures ; les Bonel- lla (fig. 48) ont une paire de soies locomotrices; les Sipun- culidjs en ont à létat jeune, pas à l'état adulte; les Phoro- nidje n'en ont à aucune époque. L'ontogénie s'accélère dans ce même ordre. Le méso- derme (fig. 49 et 50) des embryons REchiurus (1) et de Bonellia (2) se divise momentanément en un grand nombre de méta- mères qui rappellent ceux des embryons de Polychètes à ontogénie très accélérée ; on ne voit plus rien de sem- blable chez les Sipuncu- lus
![. Dr. Johannes Leunis Synopsis der thierkunde. Ein handbuch für höhere lehranstalten und für alle, welche sich wissenschaftlich mit der naturgeschichte der thiere beschäftigen wollen. Animals. v^tntercntc ton Echiürus Pallasii, pon l)intcn gefeiten, um tie t'citen SBcvftcutränäe 5" scigcn. R Mürfenfeite; B Saud^» feite; a Slftcr.. gig. T:19. Bonnllia viridis, Q ; Vi- a Äopfta»>pen; b Slrme teefelben; e @e)(^Ied)ts= Öffnung. 5ig. 740. Bonellia viridis, ö^; t>er= gröfjcrt. a 3)orm; b Samen« 6el)ä(ter; c teffen äußere TOünbung. Ir 2^1. 3. SSufi. 2r »b. 50. Please note that these images Stock Photo](https://c8.alamy.com/comp/REJFN4/dr-johannes-leunis-synopsis-der-thierkunde-ein-handbuch-fr-hhere-lehranstalten-und-fr-alle-welche-sich-wissenschaftlich-mit-der-naturgeschichte-der-thiere-beschftigen-wollen-animals-vtntercntc-ton-echirus-pallasii-pon-lintcn-gefeiten-um-tie-tciten-sbcvftcutrne-5quot-scigcn-r-mrfenfeite-b-saud-feite-a-slftcr-gig-t19-bonnllia-viridis-q-vi-a-opftagtpen-b-slrme-teefelben-e-@eiedts=-ffnung-5ig-740-bonellia-viridis-tgter=-grfjcrt-a-3orm-b-samen-6elter-c-teffen-uere-tonbung-ir-21-3-ssufi-2r-b-50-please-note-that-these-images-REJFN4.jpg ". Dr. Johannes Leunis Synopsis der thierkunde. Ein handbuch für höhere lehranstalten und für alle, welche sich wissenschaftlich mit der naturgeschichte der thiere beschäftigen wollen. Animals. v^tntercntc ton Echiürus Pallasii, pon l)intcn gefeiten, um tie t'citen SBcvftcutränäe 5" scigcn. R Mürfenfeite; B Saud^» feite; a Slftcr.. gig. T:19. Bonnllia viridis, Q ; Vi- a Äopfta»>pen; b Slrme teefelben; e @e)(^Ied)ts= Öffnung. 5ig. 740. Bonellia viridis, ö^; t>er= gröfjcrt. a 3)orm; b Samen« 6el)ä(ter; c teffen äußere TOünbung. Ir 2^1. 3. SSufi. 2r »b. 50. Please note that these images Stock Photo")
RMREJFN4–. Dr. Johannes Leunis Synopsis der thierkunde. Ein handbuch für höhere lehranstalten und für alle, welche sich wissenschaftlich mit der naturgeschichte der thiere beschäftigen wollen. Animals. v^tntercntc ton Echiürus Pallasii, pon l)intcn gefeiten, um tie t'citen SBcvftcutränäe 5" scigcn. R Mürfenfeite; B Saud^» feite; a Slftcr.. gig. T:19. Bonnllia viridis, Q ; Vi- a Äopfta»>pen; b Slrme teefelben; e @e)(^Ied)ts= Öffnung. 5ig. 740. Bonellia viridis, ö^; t>er= gröfjcrt. a 3)orm; b Samen« 6el)ä(ter; c teffen äußere TOünbung. Ir 2^1. 3. SSufi. 2r »b. 50. Please note that these images
RMRHK9G4–. Biology in America. Biology. Invertebrate Types 1, Hydra; 2, earthworm; 3, a troehopliore larva; 4, a rotifer; 5, Ba- lanoglossus; 6, Trochosphara; 7, Aiiipliioxus; 8, a tunicate; 9, Bonellia; 10, a fresh water annelid reproducing by fission. Fig. 3, from Korsehelt and Heider after Hatsehek; 4, from K. & H. after A. Agassiz; 6, from K. & H. after .Semper; 9, from Doncaster; the others are original, 9 from a preparation by Powers. Fig. 1, i, intestine; m, mouth; t, ten- tacles. Fig. 2, c, crop; ce, coelome; g, gizzard; i, intestine; m, mouth; n, nerve cord; np, nephridium (kidney) ; s
RMRCX7DK–. Elementary text-book of zoology. Zoology. CfEPHYREA. CH.ETIFERA. 389 the female of Bonellia have the same relations (fig. 31:5). These rudimentary males are furnished (in many species) with two ventral hooks, in front of which in the anterior region is placed the external opening of the vas cleferens. The vas deferens corresponds to the uterus of the female, and is in like manner provided with an internal opening into the body cavity. In Echiurus there are two pairs of brown tubes, which function as generative ducts and reservoirs. In Thalassema there are, according to Kowalevski, three pair
RMRCXNT9–. Elementary text-book of zoology. Zoology. PIG. 110.—A, Unequal segmentation of the egg of Bonellia; £, epibolic gastrula of the same (after Spengel). bilaterally-symmetrical stripe-like thickening placed on the dorsal or ventral surface of the embryo. Frequently, however, such a germinal or primitive streak is not developed, and the rudiment of the embryo continues to develop uniformly. Formerly great importance was attached to these differences, the one being distinguished as an evolutio ex una parte, and the other an evolutio ex omnibus partihus. It is not, however, possible to draw a shar
RMRCW07K–. Elementary text-book of zoology, tr. and ed. by Adam Sedgwick, with the assistance of F. G. Heathcote. GEPHTREA. CHJETIFERA. 389 the female of Bonellia have the same relations (fig. 313). These rudimentary males are furnished (in many species) with two ventral hooks, in front of which in the anterior region is placed the external opening of the vas deferens. The vas deferens corresponds to the uterus of the female, and is in like manner provided with an internal opening into the body cavity. In Echiurus there are two pairs of brown tubes, which function as generative ducts and reservoirs. In
RMRCCPWK–. dong wu de fen lei. botany. 第åé¼çå½¢åç© 81 ä¸æ¹ãå¾å¸ç¤å°èåå¾æ¹ã 第å綱Bé¡(Echiuroidea) è é¡æ¬ä¾æè¥å¹²é¡¥æçç°ç¯ï¼æè³æçå¾ï¼åç°ç¯æ§é , å ççè·¡èå·²ãé«ç²åç-çï¼å端çå£åèï¼ç延é·,åå»ç, æ-¤å»ç«¯æææ´åæ-§ç²äºåãè¢é¡ä»¥åèæè²é¡ï¼Sipunculoi- dea)åæé°æè²é¡ï¼Gephyrea)çä¸ç¶±,ç¶äºè é æå·®ç°ä¹ é»,æ ç¾å¨åå°J6é¡æ-¸å ¥æ¼ç°å½¢åç©ãè è²(Urecihs unicin- ctus)ç²æ-¤é¡ç代表ï¼æ£²æ¯æ¼æ·ºæµ·ç æ³¥ä¸-,é«é·ç´ä¸è³ä¹éç±³ï¼. å16.ç¼¢è²çå¤å½¢å解åå å ¨å½¢å 1. å£ 2.éæ¯ 3.ææ³åçé¾å£ 4.èé B. è解åç» 1.å½é - 2.é£é 3.ä¸-è ¸ 4.èé 5.ç^輸管6.ææ³ç¨é½ç®¡7.ç¥^ C. Bonellia viridisçç®é 1.åè管2.ç¥ç¶3.çè·¡ç» 4.輸æ 管(é管ï¼5.é«è å §ç²¾
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