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Polymastia Stock Photos and Images

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Polymastia Stock Photos and Images

A sponge Polymastia boletiformis, on a rock substrate, Channel Islands, English Channel. Stock Photo
RM2HXP2B2–A sponge Polymastia boletiformis, on a rock substrate, Channel Islands, English Channel.
Yellow nipple sponges (Polymastia) on muddy slope Stock Photo
RFGRP4C7–Yellow nipple sponges (Polymastia) on muddy slope
Yellow nipple sponges (Polymastia croceus) Poor Knights Islands, Marine Reserve, New Zealand, South Pacific Ocean, July. Stock Photo
RMW85DJ0–Yellow nipple sponges (Polymastia croceus) Poor Knights Islands, Marine Reserve, New Zealand, South Pacific Ocean, July.
Natural history . B. Polymastia invaginata Eirkp. ; p. 15.(Note. The surface pile is, in the natural condition, more upright than in this specimen, where ithas been crushed down.) C. The larger of the two small specimens above C is Sphaerotylus capitatusVosmaer, nat. size ; p. 18 ; the smaller is S. anta/rdicus. Figs. 2, 3.—Sphaerotylus antarcticus, young specimens. Nat. size. Fig. 4.—Portion of another young specimen (x 25). Fig. 5.—Sphaerotylus antarcticus. A spheroidal specimen. Nat. size. Fig. 6.—Style from radiating main fibre (x 100). Fig. 7.—Style from inner cortical tangential layer ( Stock Photo
RM2AX64GJ–Natural history . B. Polymastia invaginata Eirkp. ; p. 15.(Note. The surface pile is, in the natural condition, more upright than in this specimen, where ithas been crushed down.) C. The larger of the two small specimens above C is Sphaerotylus capitatusVosmaer, nat. size ; p. 18 ; the smaller is S. anta/rdicus. Figs. 2, 3.—Sphaerotylus antarcticus, young specimens. Nat. size. Fig. 4.—Portion of another young specimen (x 25). Fig. 5.—Sphaerotylus antarcticus. A spheroidal specimen. Nat. size. Fig. 6.—Style from radiating main fibre (x 100). Fig. 7.—Style from inner cortical tangential layer (
. The development of the human body : a manual of human embryology. Embryology; Embryo, Non-Mammalian. LITERATURE 151 The occurrence of a milk ridge has not yet been observed in a sufficient number of embryos to determine whether it is a normal development or is associated with the formation of supernumerary glands {polymastia). This is by no means an infrequent anomaly; it has been observed in 19 per cent, of over 100,000 soldiers of the German army who were examined, and occurs in 47 per cent, of individuals in certain regions of Germany The extent to which the anomaly is developed varies fr Stock Photo
RMPFA7K7–. The development of the human body : a manual of human embryology. Embryology; Embryo, Non-Mammalian. LITERATURE 151 The occurrence of a milk ridge has not yet been observed in a sufficient number of embryos to determine whether it is a normal development or is associated with the formation of supernumerary glands {polymastia). This is by no means an infrequent anomaly; it has been observed in 19 per cent, of over 100,000 soldiers of the German army who were examined, and occurs in 47 per cent, of individuals in certain regions of Germany The extent to which the anomaly is developed varies fr
Yellow nipple sponge (Polymastia) on flat muddy bottom Stock Photo
RFGRP3MA–Yellow nipple sponge (Polymastia) on flat muddy bottom
Yellow nipple sponges (Polymastia croceus) on sea bed, Poor Knights Islands, Marine Reserve, North Island, New Zealand, South Pacific Ocean, July. Stock Photo
RMW85DJ3–Yellow nipple sponges (Polymastia croceus) on sea bed, Poor Knights Islands, Marine Reserve, North Island, New Zealand, South Pacific Ocean, July.
Large yellow sponge on flat bottom Stock Photo
RFGDC49D–Large yellow sponge on flat bottom
Sponge Polymastia boletiformis Sark Channel Is UK Stock Photo
RMACK178–Sponge Polymastia boletiformis Sark Channel Is UK
Brown sponge on flat rocky bottom under kelp Stock Photo
RFH6FNWN–Brown sponge on flat rocky bottom under kelp
Natural history . An r.a rctic (D iscovery) Ex p. Sponcjer 13, H Hitjhley, l.;.n(ion PLATE XIV. Fig. 1.—Sphaerotylus capitatus, vertical section (x 2.5). Figs. 2-4.—Buds of the same ( x la). Pig. 5.—Polymastia invagnata, specimen cut in half ; nat. size, p. 15. Fig. 6.—Vertical section ( x 25). Fig. 7.—Flagellated chambers (diplodal) (x iOO). Fig. 8.—Stellate group of tyles in choanosome (x 100) ; 8a, separate tyles of stellate groups (x 100) Fig. 9.—Straight style (x 100). Fig. 10.—Curved style (x 100) ; 10a, narrower head of another spicule (x 100). Fig. 11.—Strongyle (x 100). Fig. 12.—Long Stock Photo
RM2AX63HG–Natural history . An r.a rctic (D iscovery) Ex p. Sponcjer 13, H Hitjhley, l.;.n(ion PLATE XIV. Fig. 1.—Sphaerotylus capitatus, vertical section (x 2.5). Figs. 2-4.—Buds of the same ( x la). Pig. 5.—Polymastia invagnata, specimen cut in half ; nat. size, p. 15. Fig. 6.—Vertical section ( x 25). Fig. 7.—Flagellated chambers (diplodal) (x iOO). Fig. 8.—Stellate group of tyles in choanosome (x 100) ; 8a, separate tyles of stellate groups (x 100) Fig. 9.—Straight style (x 100). Fig. 10.—Curved style (x 100) ; 10a, narrower head of another spicule (x 100). Fig. 11.—Strongyle (x 100). Fig. 12.—Long
Yellow sponges under rocky overhang Stock Photo
RFH81TBN–Yellow sponges under rocky overhang
. Deutsche Südpolar-Expedition, 1901-1903, im Auftrage des Reichsamtes des Innern. Gauss (Ship); Scientific expeditions; Antarctica. Hentscbol gez. Verlag von Georg Reimer in Berlin. 1. Latrunculia lendenfeldi, 2. Cliona rhabdophora, 3. Polymastia isidis Simplex, 4. Polymastia invaginata gaussi, 5. Sphaerotylus capitatus vanhöffeni, 6. Mycale tridens, 7. Mycale antartica, 8. Mycale rossi, 9. Mycale gaussiana, 10. Asbestopluma callithrix, 11. Asbestopluma calyx.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - colorati Stock Photo
RMPF9DYJ–. Deutsche Südpolar-Expedition, 1901-1903, im Auftrage des Reichsamtes des Innern. Gauss (Ship); Scientific expeditions; Antarctica. Hentscbol gez. Verlag von Georg Reimer in Berlin. 1. Latrunculia lendenfeldi, 2. Cliona rhabdophora, 3. Polymastia isidis Simplex, 4. Polymastia invaginata gaussi, 5. Sphaerotylus capitatus vanhöffeni, 6. Mycale tridens, 7. Mycale antartica, 8. Mycale rossi, 9. Mycale gaussiana, 10. Asbestopluma callithrix, 11. Asbestopluma calyx.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - colorati
Natural history . . PLATE XIV. FIG. 1.—Sphrur). FIG. 5.—Polymastia invagnata, specimen cut in half ; nat. size, p. 15. FIG. (I.—Vertical section ( x 25). FIG. 7.—Flagellated chambers (diplodal) (x 100). FIG. s.—Stellate group of tyles in choanosotne (x 100) ; 8a, separate tyles of stellate groups (x loo) FIG. 0.—Straight style (x KIOI. FIG. 10.—Curved style (x 100); Ida, narrower head of another spicule (X 100). FIG. 11.—Sfcrongyle (x 100). FIG. 12.—Long slender tylu (X 100). FIGS. 13, 14.—Cortical tyles ( X 100). FIG. 15.—Choauosomal tyles (x 100); 15a, the same (x 100). Stock Photo
RM2AWEJFC–Natural history . . PLATE XIV. FIG. 1.—Sphrur). FIG. 5.—Polymastia invagnata, specimen cut in half ; nat. size, p. 15. FIG. (I.—Vertical section ( x 25). FIG. 7.—Flagellated chambers (diplodal) (x 100). FIG. s.—Stellate group of tyles in choanosotne (x 100) ; 8a, separate tyles of stellate groups (x loo) FIG. 0.—Straight style (x KIOI. FIG. 10.—Curved style (x 100); Ida, narrower head of another spicule (X 100). FIG. 11.—Sfcrongyle (x 100). FIG. 12.—Long slender tylu (X 100). FIGS. 13, 14.—Cortical tyles ( X 100). FIG. 15.—Choauosomal tyles (x 100); 15a, the same (x 100).
Yellow sponge under rocky overhang Stock Photo
RFH81T0C–Yellow sponge under rocky overhang
Colourful sponge garden on rocky reef covered with brown kelp Ecklonia radiata. Location: Leigh New Zealand Stock Photo
RF2J0KNK9–Colourful sponge garden on rocky reef covered with brown kelp Ecklonia radiata. Location: Leigh New Zealand
Natural history . PLATE XIV. FIG. 1.—Sphrur). FIG. 5.—Polymastia invagnata, specimen cut in half ; nat. size, p. 15. FIG. (I.—Vertical section ( x 25). FIG. 7.—Flagellated chambers (diplodal) (x 100). FIG. s.—Stellate group of tyles in choanosotne (x 100) ; 8a, separate tyles of stellate groups (x loo) FIG. 0.—Straight style (x KIOI. FIG. 10.—Curved style (x 100); Ida, narrower head of another spicule (X 100). FIG. 11.—Sfcrongyle (x 100). FIG. 12.—Long slender tylu (X 100). FIGS. 13, 14.—Cortical tyles ( X 100). FIG. 15.—Choauosomal tyles (x 100); 15a, the same (x 100).. Stock Photo
RM2AWEJ56–Natural history . PLATE XIV. FIG. 1.—Sphrur). FIG. 5.—Polymastia invagnata, specimen cut in half ; nat. size, p. 15. FIG. (I.—Vertical section ( x 25). FIG. 7.—Flagellated chambers (diplodal) (x 100). FIG. s.—Stellate group of tyles in choanosotne (x 100) ; 8a, separate tyles of stellate groups (x loo) FIG. 0.—Straight style (x KIOI. FIG. 10.—Curved style (x 100); Ida, narrower head of another spicule (X 100). FIG. 11.—Sfcrongyle (x 100). FIG. 12.—Long slender tylu (X 100). FIGS. 13, 14.—Cortical tyles ( X 100). FIG. 15.—Choauosomal tyles (x 100); 15a, the same (x 100)..
Yellow nipple sponges and orange tree-like sponge on rocky reef under canopy of kelp forest. Location: Leigh New Zealand Stock Photo
RF2J0KNKA–Yellow nipple sponges and orange tree-like sponge on rocky reef under canopy of kelp forest. Location: Leigh New Zealand
Nipple sponge on flat bottom Stock Photo
RFHFRGEK–Nipple sponge on flat bottom
Yellow nipple sponge buried in sand Stock Photo
RFG2R1WM–Yellow nipple sponge buried in sand
Colourful sponges and other invertebrates on rock walls under kelp forest canopy. Stock Photo
RFKEYTFC–Colourful sponges and other invertebrates on rock walls under kelp forest canopy.
. Report upon the fauna of Liverpool Bay and the neighboring seas. R. Hauitsch, del. POLYMASTIA MAMMILLARIS, Johnston. Proc. Lpool Biol. Soc. Vol. III. PI. VII. Stock Photo
RM2CERMDC–. Report upon the fauna of Liverpool Bay and the neighboring seas. R. Hauitsch, del. POLYMASTIA MAMMILLARIS, Johnston. Proc. Lpool Biol. Soc. Vol. III. PI. VII.
Colourful sponges and other invertebrates on rock walls under kelp forest canopy. Stock Photo
RFKEYTDR–Colourful sponges and other invertebrates on rock walls under kelp forest canopy.
. Report upon the fauna of Liverpool Bay and the neighboring seas. R. Hauitsch, del. POLYMASTIA MAMMILLARIS, Johnston. Proc. Lpool Biol. Soc. Vol. III. PI. VII.. R. Hanitach, del. SEIRIOLA COMPACTA, n. sp. SECOND KEPOKT on the ECHINODEKMATAof the L.M.B.C. DISTKICT. By Herbert C. Chadwick. (Communicated by Professor Herdman.)[Read 8tli February, 1889.] In the following pages I have incorporated with theresults of the work of the L.M.B.C, during the years1886-7-8, my own observations on the Echinodermataof Beaumaris Bay and the Menai Straits. The total number of species obtained by the Committee Stock Photo
RM2CERKHT–. Report upon the fauna of Liverpool Bay and the neighboring seas. R. Hauitsch, del. POLYMASTIA MAMMILLARIS, Johnston. Proc. Lpool Biol. Soc. Vol. III. PI. VII.. R. Hanitach, del. SEIRIOLA COMPACTA, n. sp. SECOND KEPOKT on the ECHINODEKMATAof the L.M.B.C. DISTKICT. By Herbert C. Chadwick. (Communicated by Professor Herdman.)[Read 8tli February, 1889.] In the following pages I have incorporated with theresults of the work of the L.M.B.C, during the years1886-7-8, my own observations on the Echinodermataof Beaumaris Bay and the Menai Straits. The total number of species obtained by the Committee
. Report upon the fauna of Liverpool Bay and the neighboring seas. size.Fig. 3. a., h. and c. Stylote spicules of Baspailia viviinalis, S. (X 55). d. Spined spicule of the same (X 235).Fig. 4. Portion of a transverse section through the middle of the stem oi Baspailia viminalis (x 40). Plate VI. Fig. 1. Tylostylote spicules of Polymastia majmnillaris. a. (X 100); h. (X 235).Fig. 2. Transverse section through one of the papillae of Polymastia mammillaris (X 100).Fig. 3. Longitudinal section through one of the papillae of Polymastia mammillaris (X 60). Plate VII. Fig. 1. Vertical section through Stock Photo
RM2CERPH1–. Report upon the fauna of Liverpool Bay and the neighboring seas. size.Fig. 3. a., h. and c. Stylote spicules of Baspailia viviinalis, S. (X 55). d. Spined spicule of the same (X 235).Fig. 4. Portion of a transverse section through the middle of the stem oi Baspailia viminalis (x 40). Plate VI. Fig. 1. Tylostylote spicules of Polymastia majmnillaris. a. (X 100); h. (X 235).Fig. 2. Transverse section through one of the papillae of Polymastia mammillaris (X 100).Fig. 3. Longitudinal section through one of the papillae of Polymastia mammillaris (X 60). Plate VII. Fig. 1. Vertical section through
. Annali del Museo civico di storia naturale Giacomo Doria. Natural history. MEDITERRANEAN DEMOSPONGIAE 493 Remarks. Small specimens of Polymastia bearing a single papilla appear rather frequent at depths of 117-160 m. Specific sepa- rations, on the basis of not relevant differences in the shape of the tylo- styles, can be made, at present, only tentatively. 0 30 Mm Fig. 24 - Spicules of Polymastia sp. B.. 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 perfectl Stock Photo
RMRMP1M8–. Annali del Museo civico di storia naturale Giacomo Doria. Natural history. MEDITERRANEAN DEMOSPONGIAE 493 Remarks. Small specimens of Polymastia bearing a single papilla appear rather frequent at depths of 117-160 m. Specific sepa- rations, on the basis of not relevant differences in the shape of the tylo- styles, can be made, at present, only tentatively. 0 30 Mm Fig. 24 - Spicules of Polymastia sp. B.. 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 perfectl
. Annali del Museo civico di storia naturale Giacomo Doria. Natural history. 488 PULITZER-FINALI tylote bases are frequent. 2) Tylostyles ectosomal measuring 95-170 x 1-2 [im. Remarks. It seems doubtful whether this species may be distinguished from IV. bursa (Vosmaer, 1885: 16). The only difference appears to consist in the shape of the choanosomal spicules, which Vosmaer described as fusiform subtylostyles. Styles to subtvdostyles. B 30 ^m B 200 pm =- A Fig. 19 - Spicules of Polymastia sola sp. n.. Please note that these images are extracted from scanned page images that may have been digita Stock Photo
RMRMP1R2–. Annali del Museo civico di storia naturale Giacomo Doria. Natural history. 488 PULITZER-FINALI tylote bases are frequent. 2) Tylostyles ectosomal measuring 95-170 x 1-2 [im. Remarks. It seems doubtful whether this species may be distinguished from IV. bursa (Vosmaer, 1885: 16). The only difference appears to consist in the shape of the choanosomal spicules, which Vosmaer described as fusiform subtylostyles. Styles to subtvdostyles. B 30 ^m B 200 pm =- A Fig. 19 - Spicules of Polymastia sola sp. n.. Please note that these images are extracted from scanned page images that may have been digita
. Annali del Museo civico di storia naturale Giacomo Doria. Natural history. MEDITERRANEAN DEMOSPONGIAE 489 have been reported for this species by Topsent (1928: 149) and by KoLTUN (1966: 76), but in both cases these spicules were not fusiform. Polymastia sola sp. n. Occurrence. Off Calvi, depth 123-147 m, detrital, dredge, 15 Julv 1969 R.N. NIS.83.3. Holotype. msng 47164. Description. (Figg. 19, 20) The specimen consists of a small cushion-shaped mass about 10 mm wide, bearing a single papilla, flattened, closed, 6 mm long. There is a distinct cortex, about 200 [im thick. The surface is micro Stock Photo
RMRMP1PE–. Annali del Museo civico di storia naturale Giacomo Doria. Natural history. MEDITERRANEAN DEMOSPONGIAE 489 have been reported for this species by Topsent (1928: 149) and by KoLTUN (1966: 76), but in both cases these spicules were not fusiform. Polymastia sola sp. n. Occurrence. Off Calvi, depth 123-147 m, detrital, dredge, 15 Julv 1969 R.N. NIS.83.3. Holotype. msng 47164. Description. (Figg. 19, 20) The specimen consists of a small cushion-shaped mass about 10 mm wide, bearing a single papilla, flattened, closed, 6 mm long. There is a distinct cortex, about 200 [im thick. The surface is micro
. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. J J A S 0 N D I J F M 1976 A M J J AS 1977 0 N D ' J F M A M J J A S 0 1978 FIGURE 2. Abundance of reproductive elements in three species of discrete sponge. In the graphs of Ancorina alata and Polymastia sp. the results from one female and one male are shown while for Raspailia topsenti that of two females is shown. Vertical lines represent plus or minus one standard error of the mean. as active. This latter percentage, however, was not taken at the end of the reproductive period and therefore does not include males. Polyma Stock Photo
RMRHKRX5–. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. J J A S 0 N D I J F M 1976 A M J J AS 1977 0 N D ' J F M A M J J A S 0 1978 FIGURE 2. Abundance of reproductive elements in three species of discrete sponge. In the graphs of Ancorina alata and Polymastia sp. the results from one female and one male are shown while for Raspailia topsenti that of two females is shown. Vertical lines represent plus or minus one standard error of the mean. as active. This latter percentage, however, was not taken at the end of the reproductive period and therefore does not include males. Polyma
. Annali del Museo civico di storia naturale Giacomo Doria. Natural history. 492 G. PULITZER-FIXALI n. r 30 Mm. Fig. 23 - Spicules of Polymastia sp. A. Polymastia sp. B Occurrence. Off Calvi, depth 117-147 m, detrital, dredge, 15 Julv 1969. R.X. XIS.82.29, XIS.83.49. Description. (Fig. 24) Specimen 82.29 is globular, 4 mm in diameter, bearing a single process 4 x 1 mm. Specimen Nis.83.49 is represented by a conical process starting from an encrusting base, size about 4 mm. Both have been entirely used for preparations. Spicules. 1) Subtylostyles fusiform, straight, tyle variable but generally Stock Photo
RMRMP1N9–. Annali del Museo civico di storia naturale Giacomo Doria. Natural history. 492 G. PULITZER-FIXALI n. r 30 Mm. Fig. 23 - Spicules of Polymastia sp. A. Polymastia sp. B Occurrence. Off Calvi, depth 117-147 m, detrital, dredge, 15 Julv 1969. R.X. XIS.82.29, XIS.83.49. Description. (Fig. 24) Specimen 82.29 is globular, 4 mm in diameter, bearing a single process 4 x 1 mm. Specimen Nis.83.49 is represented by a conical process starting from an encrusting base, size about 4 mm. Both have been entirely used for preparations. Spicules. 1) Subtylostyles fusiform, straight, tyle variable but generally
. Annali del Museo civico di storia naturale Giacomo Doria. Natural history. 90 G. PULITZER-FINALI. Fig. 19 - Polymastia tenax sp. n., the holotype. Scale: 1 cm. Fig. 20 - Spicules of Polymastia tenax sp. n. Scale: 100 jj,m. Spirastrellidae Spirastrella cunctatrix Schmidt (Fig. 21) Spirastrella cunctatrix Schmidt, 1868: 17 Occurrence : Bimini (Bahamas), lagoon, depth 1 m, 16 March 1964. R.N. BL.5. The specimen is a small, thick encrustation, smooth, brown in life. Spicules: 1) Tylostyles straight, measuring 300-480 X 3-7 [xm. 2) Spirasters measuring in length 7-37 [xm, average size 14 [xm. Spi Stock Photo
RMRMT03D–. Annali del Museo civico di storia naturale Giacomo Doria. Natural history. 90 G. PULITZER-FINALI. Fig. 19 - Polymastia tenax sp. n., the holotype. Scale: 1 cm. Fig. 20 - Spicules of Polymastia tenax sp. n. Scale: 100 jj,m. Spirastrellidae Spirastrella cunctatrix Schmidt (Fig. 21) Spirastrella cunctatrix Schmidt, 1868: 17 Occurrence : Bimini (Bahamas), lagoon, depth 1 m, 16 March 1964. R.N. BL.5. The specimen is a small, thick encrustation, smooth, brown in life. Spicules: 1) Tylostyles straight, measuring 300-480 X 3-7 [xm. 2) Spirasters measuring in length 7-37 [xm, average size 14 [xm. Spi
. Annali del Museo civico di storia naturale Giacomo Doria. Natural history. MEDITERRANEAN DEMOSPONGIAE 491 form, straight or slightly curved, mostly showing a vesicle in the tyle, size 210-490 x 7-10 yun. 3) Tylostyles gently curved, size 80-120 x 1.5-2.5 am. Polymastia sp. A Occurrence. Banc du Magaud, depth 140-160 m, detrital, dredge, 19 May 1970. R.N. NIS.84.10. Description. (Figg. 22, 23) The specimen, entirely used for a spicule preparation, was a roundish to encrusting mass on a pebble, about 7 mm in diameter, bearing a cylindrical process about 5 mm long and 1 mm thick. Spicules. 1) S Stock Photo
RMRMP1NY–. Annali del Museo civico di storia naturale Giacomo Doria. Natural history. MEDITERRANEAN DEMOSPONGIAE 491 form, straight or slightly curved, mostly showing a vesicle in the tyle, size 210-490 x 7-10 yun. 3) Tylostyles gently curved, size 80-120 x 1.5-2.5 am. Polymastia sp. A Occurrence. Banc du Magaud, depth 140-160 m, detrital, dredge, 19 May 1970. R.N. NIS.84.10. Description. (Figg. 22, 23) The specimen, entirely used for a spicule preparation, was a roundish to encrusting mass on a pebble, about 7 mm in diameter, bearing a cylindrical process about 5 mm long and 1 mm thick. Spicules. 1) S
. The development of the human body : a manual of human embryology. Embryology; Embryo, Non-Mammalian. LITERATURE 151 The occurrence of a milk ridge has not yet been observed in a sufficient number of embryos to determine whether it is a normal development or is associated with the formation of supernumerary glands {polymastia). This is by no means an infrequent anomaly; it has been observed in 19 per cent, of over 100,000 soldiers of the German army who were examined, and occurs in 47 per cent, of individuals in certain regions of Germany The extent to which the anomaly is developed varies fr Stock Photo
RMRCTC4G–. The development of the human body : a manual of human embryology. Embryology; Embryo, Non-Mammalian. LITERATURE 151 The occurrence of a milk ridge has not yet been observed in a sufficient number of embryos to determine whether it is a normal development or is associated with the formation of supernumerary glands {polymastia). This is by no means an infrequent anomaly; it has been observed in 19 per cent, of over 100,000 soldiers of the German army who were examined, and occurs in 47 per cent, of individuals in certain regions of Germany The extent to which the anomaly is developed varies fr
. Discovery reports. Discovery (Ship); Scientific expeditions; Ocean; Antarctica; Falkland Islands. 368 DISCOVERY REPORTS Nova specimens of this subspecies in January, and in the Challenger specimens of the subspecies globosa, also in January. Polymastia isidis, Thiele. One specimen, collected on July 17, contains numerous sperm morulae, 0-045 n^"^- ^^ diameter, in the inner tissues, and indications near the surface that budding was about to begin. Around the outer ends of the bundles of the main skeleton are gathered masses of cells of a peculiarly yellow and granular appearance, and if Stock Photo
RMRCE5FK–. Discovery reports. Discovery (Ship); Scientific expeditions; Ocean; Antarctica; Falkland Islands. 368 DISCOVERY REPORTS Nova specimens of this subspecies in January, and in the Challenger specimens of the subspecies globosa, also in January. Polymastia isidis, Thiele. One specimen, collected on July 17, contains numerous sperm morulae, 0-045 n^"^- ^^ diameter, in the inner tissues, and indications near the surface that budding was about to begin. Around the outer ends of the bundles of the main skeleton are gathered masses of cells of a peculiarly yellow and granular appearance, and if
. Deutsche Südpolar-Expedition, 1901-1903, im Auftrage des Reichsamtes des Innern. Gauss (Ship); Scientific expeditions; Antarctica. Hentscbol gez. Verlag von Georg Reimer in Berlin. 1. Latrunculia lendenfeldi, 2. Cliona rhabdophora, 3. Polymastia isidis Simplex, 4. Polymastia invaginata gaussi, 5. Sphaerotylus capitatus vanhöffeni, 6. Mycale tridens, 7. Mycale antartica, 8. Mycale rossi, 9. Mycale gaussiana, 10. Asbestopluma callithrix, 11. Asbestopluma calyx.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - colorati Stock Photo
RMRCRY5J–. Deutsche Südpolar-Expedition, 1901-1903, im Auftrage des Reichsamtes des Innern. Gauss (Ship); Scientific expeditions; Antarctica. Hentscbol gez. Verlag von Georg Reimer in Berlin. 1. Latrunculia lendenfeldi, 2. Cliona rhabdophora, 3. Polymastia isidis Simplex, 4. Polymastia invaginata gaussi, 5. Sphaerotylus capitatus vanhöffeni, 6. Mycale tridens, 7. Mycale antartica, 8. Mycale rossi, 9. Mycale gaussiana, 10. Asbestopluma callithrix, 11. Asbestopluma calyx.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - colorati
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