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132 results for “Cephalaspidea”
FIGURE 4 in Philinidae, Laonidae and Philinorbidae (Gastropoda: Cephalaspidea: Philinoidea) from the northeastern Pacific Ocean and the Beaufort Sea (Arctic Ocean)
FIGURE 4. Philinorbis albus (Mattox, 1958). A. Live animal from Southern California (photo: Megan Lilly), dorsal view. B– C. Ventral and dorsal view of a 28.1 mm long shell from Southern California (LACM 10592). D. Preserved holotype (LACM 2072), dorsal view. E. Radula of a specimen from Southern California (CASIZ 076681). F–G. Gizzard plates, same specimen.
FIGURE 5. Philine orientalis A. Adams, 1854. A in Philinidae, Laonidae and Philinorbidae (Gastropoda: Cephalaspidea: Philinoidea) from the northeastern Pacific Ocean and the Beaufort Sea (Arctic Ocean)
FIGURE 5. Philine orientalis A. Adams, 1854. A. Live animal from Bodega Bay, California, dorsal view (photo: Terry Gosliner). B. Dorsal view of a 32 mm preserved length specimen from Bodega Bay (CPIC 00781). C–D. Ventral and dorsal view of a 25 mm long shell from Foster City, California (LACM 96-11). E–G. Gizzard plates of a specimen from Bodega Bay, California (CPIC 00781), unpaired plate, inner view (E), paired plate, inner view (F), paired plate, outer view (G). H. Radula of a specimen from Bodega Bay, California (CPIC 00782).
FIGURE 8. Philine ornatissima Yokoyama, 1927 in Philinidae, Laonidae and Philinorbidae (Gastropoda: Cephalaspidea: Philinoidea) from the northeastern Pacific Ocean and the Beaufort Sea (Arctic Ocean)
FIGURE 8. Philine ornatissima Yokoyama, 1927. Anatomy of a specimen from Southern California (LACM 178889). A. Anterior portion of the digestive system. B. Male reproductive organs. C. Penis. Abbreviations: bb, buccal bulb; cns, central nervous system; e, esophagus; gz, gizzard; pe, penis; pr, prostate; rm, retractor muscle; tl, tubular loop.
FIGURE 2 in Philinidae, Laonidae and Philinorbidae (Gastropoda: Cephalaspidea: Philinoidea) from the northeastern Pacific Ocean and the Beaufort Sea (Arctic Ocean)
FIGURE 2. Laona californica (Willett, 1944). Anatomy of a specimen from Southern California (LACM 178900). A. Anterior portion of the digestive system. B. Male reproductive organs. Abbreviations: bb, buccal bulb; cns, central nervous system; e, esophagus; pe, penis; pr, prostate.
FIGURE 11 in Philinidae, Laonidae and Philinorbidae (Gastropoda: Cephalaspidea: Philinoidea) from the northeastern Pacific Ocean and the Beaufort Sea (Arctic Ocean)
FIGURE 11. Philine polystrigma (Dall, 1908). Anatomy of a specimen from Southern California (LACM 95-130.26). A. Male reproductive organs. B. Penis. C. Anterior portion of the digestive system. Abbreviations: bb, buccal bulb; cns, central nervous system; e, esophagus; gz, gizzard; pe, penis; pr, prostate; sg, salivary gland.
FIGURE 13 in Philinidae, Laonidae and Philinorbidae (Gastropoda: Cephalaspidea: Philinoidea) from the northeastern Pacific Ocean and the Beaufort Sea (Arctic Ocean)
FIGURE 13. Philine mcleani sp. nov. A. Dorsal view of a 9 mm preserved length specimen from the Beaufort Sea (LACM 72- 249.11). B–C. Ventral and dorsal view of a 6.2 mm shell from the Beaufort Sea (LACM 72-249.11). D. Shell sculpture, same specimen. E–F. Inner and outer view of the gizzard plates, same specimen. G. Radula, same specimen. H. Penis, same specimen.
FIGURE 1 in Philinidae, Laonidae and Philinorbidae (Gastropoda: Cephalaspidea: Philinoidea) from the northeastern Pacific Ocean and the Beaufort Sea (Arctic Ocean)
FIGURE 1. Laona californica (Willett, 1944). A. Preserved specimen from Southern California (LACM 178900), dorsal view. B. Radula, same specimen. C. Partially broken holotype (LACM 1074). D–E. Ventral and dorsal view of a 4.6 mm long shell from the Southern California (LACM 41-228.4).
FIGURE 17 in Philinidae, Laonidae and Philinorbidae (Gastropoda: Cephalaspidea: Philinoidea) from the northeastern Pacific Ocean and the Beaufort Sea (Arctic Ocean)
FIGURE 17. Philine baxteri sp. nov. Anatomy of a specimen from the Aleutian Islands (LACM 71-253.3). A. Anterior portion of the digestive system. B. Male reproductive organs. Abbreviations: bb, buccal bulb; cns, central nervous system; e, esophagus; pe, penis; pr, prostate.
FIGURE 21 in Philinidae, Laonidae and Philinorbidae (Gastropoda: Cephalaspidea: Philinoidea) from the northeastern Pacific Ocean and the Beaufort Sea (Arctic Ocean)
FIGURE 21. Philine wareni sp. nov. Male reproductive organs of a specimen from Oregon (SMNH 45428). Abbreviations: pe, penis; pr, prostate; rm, retractor muscle.
FIGURE 7. Philine ornatissima Yokoyama, 1927. A in Philinidae, Laonidae and Philinorbidae (Gastropoda: Cephalaspidea: Philinoidea) from the northeastern Pacific Ocean and the Beaufort Sea (Arctic Ocean)
FIGURE 7. Philine ornatissima Yokoyama, 1927. A. Live specimen from Southern California, dorsal view (photo: Leslie Harris). B–C. Ventral and dorsal view of a 3.2 mm long shell from Southern California (LACM 178889). D–E. Inner and outer view the gizzard plates of the same specimen. F. Penis of the same specimen. G. Shell sculpture. H–I. Outer and lateral radular teeth of the same specimen.
FIGURE 20 in Philinidae, Laonidae and Philinorbidae (Gastropoda: Cephalaspidea: Philinoidea) from the northeastern Pacific Ocean and the Beaufort Sea (Arctic Ocean)
FIGURE 20. Philine wareni sp. nov. A–B. Dorsal and ventral view of the 3.2 mm preserved holotype (SMNH 45428). C. Radula of the same specimen. D–F. Gizzard plates of the same specimen.
Figure 2. A in Release the confetti! A new genus and species of Indo-West Pacific bubble snails (Cephalaspidea: Haminoeidae)
Figure 2. A, Live animals of Confettiella malaquiasi gen. n. et sp. n., the Philippines, Panglao (Courtesy of MNHN, Paris), presumably the larger, shell-less paratype (animal length 3 mm, MNHN-IM-2019- 11,997). B, Adapertural (left image) and apertural (right image) views of shell of wholly sequenced paratype (H = 2.5 mm, MNHN-IM-2019-11,998). C, Adapertural (left image) and apertural (right image) views of shell of holotype (H = 1.5 mm, MNHN Paris MNHN-IM-2019-11,996). D–F, Paratype, animal length 3 mm, MNHN-IM-2019-11,997. D, Complete male reproductive system. E, Detail of interior of dorsally opened atrium with extended penial structure (right image). F, Complete animal with shell and mantle removed, showing female reproductive system. Abbreviations: agl, albumen gland; am, ampulla; amg, anterior mucus gland; an, anus; at, atrium; dprl, distal prostate lobe; esd, external seminal duct; ga, genital aperture; gd, gametolytic duct; ggl, gametolytic gland; gz, gizzard; ho, Hancock's organ; isd, internal seminal duct; la, labium; mc, mantle cavity; md, median duct; mrp, male reproductive system; ms, muscular sheath; par, parapodial lobe; pl, pallial lobe; pmgl1, posterior mucus gland lobe 1; pmgl2, posterior mucus gland lobe 2; pprl, proximal prostate lobe; ps, penial structure; rm, retractor muscle; smg, seminal groove; v, vestibule. Scale bars: D, E = 0.25 mm; F = 0.5 mm.
Figure 1 in Release the confetti! A new genus and species of Indo-West Pacific bubble snails (Cephalaspidea: Haminoeidae)
Figure 1. Live Lamprohaminoea ovalis (Pease, 1868) from Albany, Western Australia, courtesy of K. Freemantle (CC.BY.NC 4.0) via www.inaturalist.org.
Figure 3. A in Release the confetti! A new genus and species of Indo-West Pacific bubble snails (Cephalaspidea: Haminoeidae)
Figure 3. A, Anterior digestive system of Confettiella malaquiasi gen. n. et sp. n., the Philippines, Panglao (paratype, animal length = 3 mm, MNHN-IM-2019-11,997). B, Left lateral view of whole gizzard plate. C, Scanning electron microscopy (SEM) image of whole radula. D, SEM detail of radula with rachidian. E, SEM detail of jaw, showing rods with denticulation. F, SEM detail of diatom lodged in gizzard plate. Abbreviations: bb, buccal bulb; cr, crop; es, oesophagus; gz, gizzard; m, mouth; ms, muscular sheath; sl, salivary gland; st, soft tissue. Scale bars: A = 0.5 mm; B, C = 20 µm; D = 2 µm; E, F = 1 µm.
Figure 8 in The temperate Australasian genus Papawera Oskars and Malaquias, 2019 (Gastropoda: Cephalaspidea: Haminoeidae), with a redescription of P. zelandiae and P. maugeansis
Figure 8. Papawera maugeansis (Burn, 1966a). (a) SEM, detail of ridges of gizzard plate (ZMBN 125458, H = 8 mm). (b) SEM, Detail of jaws (AMS c.105854, H = 5 mm). (c) detail of external male reproductive system (AMS c.105854, H = 5 mm). (d) detail of interior of ventrally opened atrium and fundus (ZMBN 125458, H = 8 mm). Abbreviations: as, atrium sheet. at, atrium. fu, fundus. pr, prostate. sd, seminal duct. smg, seminal groove. rm, retractor muscles. Scale bars: a = 20 µm. b = 2 µm. c = 0.5 mm, d = 0.25 mm.
Figure 7 in The temperate Australasian genus Papawera Oskars and Malaquias, 2019 (Gastropoda: Cephalaspidea: Haminoeidae), with a redescription of P. zelandiae and P. maugeansis
Figure 7. Papawera maugeansis (Burn, 1966a). (a) adpertural view of holotype (NMV F26134, H = 7 mm; Australia). (b) apertural view of shell (ZMBN 125458, H = 8 mm; Australia). (c) apertural view of shell (AMS c.105854, H = 5 mm; Australia). (d) apertural view of shell, (NHMUK MacAndrew col. 1563, H = 7.5 mm; Australia). (e) SEM, whole radula (AMS c.105854, H = 5 mm; Australia). (f) SEM, detail of rachidian and inner laterals in central part of radula (ZMBN 125458, H = 8 mm; Australia). (g) Right lateral view of whole gizzard plate (ZMBN 125458, H = 8 mm; Australia). (h) SEM, dorsal surface of whole gizzard plate (ZMBN 125458, H = 8 mm; Australia). Scale bars: e = 100 µm. f = 50 µm. g, h = 30 µm.
Figure 6 in The temperate Australasian genus Papawera Oskars and Malaquias, 2019 (Gastropoda: Cephalaspidea: Haminoeidae), with a redescription of P. zelandiae and P. maugeansis
Figure 6. Papawera maugeansis (Burn, 1966a). Detail of left lateral Hancock's organ, dorsal branches partially covered by cephalic shield (ZMBN 125458, H = 8 mm). Abbreviations: cs, cephalic shield. db, dorsal branch. ho, Hancock's organ. lo, labial organ. pl, parapodial lobe. vb, ventral branch. vm, visceral mass. Scale bar = 0.3 mm.
Figure 4 in The temperate Australasian genus Papawera Oskars and Malaquias, 2019 (Gastropoda: Cephalaspidea: Haminoeidae), with a redescription of P. zelandiae and P. maugeansis
Figure 4. Papawera zelandiae (Gray, 1843). (a) apertural view of shell (AM 79,176, H = 11 mm; New Zealand). (b) apertural view of shell (NHMUK 20170322, Haminea obesa, holotype; H = 17 mm; New Zealand). (c) apertural view of shell (AMS C.159944, H = 22 mm; New Zealand). (d) apertural view of shell, (AMS c.457260, H = 27 mm; New Zealand). (e) SEM, whole radula (AM 119920, H = 11 mm; New Zealand). (f) SEM, detail of rachidian and first laterals in central part of radula (AM 119920, H = 11 mm; New Zealand). (g) Right lateral view of whole gizzard plate (AM 119920, H = 11 mm; New Zealand). (h) SEM, dorsal surface of whole gizzard plate (AM 119920, H = 11 mm; New Zealand). Scale bars: e, g, h = 100 µm. f = 0.15 µm.
Figure 5 in The temperate Australasian genus Papawera Oskars and Malaquias, 2019 (Gastropoda: Cephalaspidea: Haminoeidae), with a redescription of P. zelandiae and P. maugeansis
Figure 5. Papawera zelandiae (Gray, 1843). (a) SEM, detail of ridges of gizzard plate (AM 119920, H = 11 mm; New Zealand). (b) SEM, Detail of jaws (AM 119920, H = 11 mm; New Zealand). (c) detail of external male reproductive system (AM 119920, H = 11 mm; New Zealand). (d) detail of interior of ventrally opened atrium and fundus (AM 119920, H = 11 mm; New Zealand). Abbreviations: as, atrium sheet. at, atrium. bc, body cavity. fu, fundus. pr, prostate. sd, seminal duct. smg, seminal groove. rm, retractor muscles. Scale bars: a = 20 µm. F = 4 µm. c, d = 0.25 mm.
Figure 2 in The temperate Australasian genus Papawera Oskars and Malaquias, 2019 (Gastropoda: Cephalaspidea: Haminoeidae), with a redescription of P. zelandiae and P. maugeansis
Figure 2. Female reproductive system. (a) Papawera zelandiae, Hokianga, Northland, New Zealand, (AM 79176, H = 11 mm). (b) Papawera maugeansis, Curlewis Reef, Clifton Springs, Victoria, Australia (ZMBN 125459 ex NVM F194630, H = 5.7 mm). Abbreviations: agl, albumen gland. am, ampulla. amg, anterior mucous gland. gd, gameloytic duct. ggl, gametolytic gland. md, medial duct. ot, ovotestis. pmgl1, posterior mucous gland lobe 1, pmgl2, posterior mucous gland lobe 2. rm, retractor muscle. smg, external seminal groove. v, vestibule. Scale bars: a, b = 0.5 mm.
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