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FIGURE 6. A in Three new species of Phyllodesmium Ehrenberg (Gastropoda: Nudibranchia: Aeolidoidea), and a revised phylogenetic analysis
FIGURE 6. A. Radular cusps and denticles of Phyllodesmium tuberculatum n. sp. (CASIZ 106547) B. Radular cusps and denticles of Phyllodesmium pinnatum n. sp. (CASIZ 179101) C. and D. Radular cusps and denticles of Phyllodesmium karenae n. sp. (CASIZ 177313, note the ventral denticle near the apex of each cusp).
FIGURE 9 in Three new species of Phyllodesmium Ehrenberg (Gastropoda: Nudibranchia: Aeolidoidea), and a revised phylogenetic analysis
FIGURE 9. Strict consensus of 7 most parsimonious trees. L = 116, CI = 0.302, RI = 0.597. Numbers above branches are decay analysis values, key character synapomorphies are indicated in italics. Key synapomorphies include: 6―ceratal shape flattened, 7―ceratal apex curved, 22―radular denticles congested, 31―prostate short, 32―prey soft corals only, 11―post cardiac cerata not arch-shaped, 5―ceratal texture nodulose, 12―second group of cerata not archshaped, 13―third group of cerata not arch-shaped.
FIGURE 1. Living animals A. Phyllodesmium tuberculatum n in Three new species of Phyllodesmium Ehrenberg (Gastropoda: Nudibranchia: Aeolidoidea), and a revised phylogenetic analysis
FIGURE 1. Living animals A. Phyllodesmium tuberculatum n. sp. B. Phyllodesmium pinnatum n. sp. C. Phyllodesmium karenae n. sp.
FIGURE 5. A. and B in Three new species of Phyllodesmium Ehrenberg (Gastropoda: Nudibranchia: Aeolidoidea), and a revised phylogenetic analysis
FIGURE 5. A. and B. Jaw plate and masticatory denticles of Phyllodesmium tuberculatum n. sp. (CASIZ 106547). C. and D. Jaw plate and masticatory border of Phyllodesmium pinnatum n. sp. (CASIZ 179101). E. and F. Jaw plate and masticatory denticles of Phyllodesmium karenae n. sp. (CASIZ 177313).
FIGURE 8 in Three new species of Phyllodesmium Ehrenberg (Gastropoda: Nudibranchia: Aeolidoidea), and a revised phylogenetic analysis
FIGURE 8. Reproductive system of Phyllodesmium karenae n. sp. Abbreviations: am―ampulla, rs―receptaculum seminis, od―oviduct, vd―vas deferens, p―penial papilla, pr―prostate, al―albumen gland, mu―mucous gland, me―membrane gland, fgm―female gland.
FIGURE 3 in Three new species of Phyllodesmium Ehrenberg (Gastropoda: Nudibranchia: Aeolidoidea), and a revised phylogenetic analysis
FIGURE 3. Lateral view of preserved specimens showing ceratal arrangement A. Phyllodesmium tuberculatum n. sp. (CASIZ 106547). B. Phyllodesmium pinnatum n. sp. (CASIZ 179101). C. Phyllodesmium karenae n. sp. (CASIZ 177313). Scale bars represent preserved specimen length.
FIGURE 4 in Three new species of Phyllodesmium Ehrenberg (Gastropoda: Nudibranchia: Aeolidoidea), and a revised phylogenetic analysis
FIGURE 4. Reproductive system of Phyllodesmium tuberculatum n. sp. Abbreviations: am ―ampulla, rs―receptaculum seminis, od―oviduct, vd―vas deferens, p―penial papilla, pr―prostate, al―albumen gland, mu―mucous gland, me―membrane gland.
FIGURE 2. A. Phyllodesmium tuberculatum n in Three new species of Phyllodesmium Ehrenberg (Gastropoda: Nudibranchia: Aeolidoidea), and a revised phylogenetic analysis
FIGURE 2. A. Phyllodesmium tuberculatum n. sp., micrograph of ceras showing secondary branching. B. Phyllodesmium tuberculatum n. sp., ceratal ducts with zooxanthellae shown by arrows. C. Phyllodesmium tuberculatum n. sp., ceratal apex showing cnidosac devoid of nematocysts, c―cnidosac. D. Phyllodesmium pinnatum n. sp., micrograph of ceras showing secondary branching, zooxanthellae shown by arrows. E. Phyllodesmium pinnatum n. sp., ceratal apex showing absence of cnidosac. F. Phyllodesmium karenae n. sp., ceratal apex showing undivided digestive gland duct and absence of cnidosac.
FIGURE 7 in Three new species of Phyllodesmium Ehrenberg (Gastropoda: Nudibranchia: Aeolidoidea), and a revised phylogenetic analysis
FIGURE 7. Reproductive system of Phyllodesmium pinnatum n. sp. Abbreviations: am―ampulla, rs―receptaculum seminis, od―oviduct, vd―vas deferens, p―penial papilla, pr―prostate, al―albumen gland, mu―mucous gland, me―membrane gland.
FIGURE 14 in Description of the first cryptobranch onchidoridid Onchimira cavifera gen. et sp. nov., and of three new species of the genera Adalaria Bergh, 1879 and Onchidoris Blainville, 1816 (Nudibranchia: Onchidorididae) from Kamchatka waters
FIGURE 14. Radulae of species of the genus Onchidoris, scanning electron micrographs. A–C Onchidoris macropompa sp. nov., paratype ZMMU Lc-37465, living specimen, 15 mm length, NW Pacific, Kamchatka peninsula, Starichkov Island; A. Part of the radula; B. Middle rows enlarged, showing straight smooth first lateral teeth; C. Anterior rows enlarged, showing straight smooth first lateral teeth; D. Onchidoris macropompa sp. nov., paratype ZMMU Lc-37467, preserved specimen, 7 mm length, NW Pacific, Commander Islands, anterior part of the radula; E–F, Onchidoris macropompa sp. nov. ZMMU Lc-37465, living specimen, 15 mm length; E. Close up of cusps of first lateral teeth; F. Few rows enlarged; G–H, Onchidoris muricata (Müller, 1776), ZMMU, not registered, living specimen, 9 mm length, Barents Sea, Dalne-Zelenetskaya Bay, intertidal; G. Middle part of the radula; H. First lateral teeth enlarged; I. Onchidoris muricata (Müller, 1776), ZMMU, not registered, living specimen, 8 mm length, White Sea, Kandalakshsky Bay, Cape Kartesh, from 5–7 m depth. Scale bars: A―100 μm, B―20 μm, C―20 μm, D―60 μm, E―20 μm, F―10 μm, G―40 μm, H―50 μm, I―20 μm. Photos: Alexander Martynov.
FIGURE 13 in Description of the first cryptobranch onchidoridid Onchimira cavifera gen. et sp. nov., and of three new species of the genera Adalaria Bergh, 1879 and Onchidoris Blainville, 1816 (Nudibranchia: Onchidorididae) from Kamchatka waters
FIGURE 13. Onchidoris macropompa sp. nov., living animals. A–B, holotype, ZMMU Lc-37463, living animal, 7 mm length, NW Pacific, Kamchatka peninsula, Starichkov Island; A. Dorsal view; B. Ventral view; C–F, paratype, Lc-37465, living animal, 15 mm length, from the same locality as holotype; C. Ventral view; D. Close up of the gills; E. Same specimen, frontal and dorsal view; F. Same specimen, close up of the rhinophore and rhinophoral pocket. Photos: A–C Tatiana Korshunova; D–F Karen Sanamyan.
FIGURE 12 in Description of the first cryptobranch onchidoridid Onchimira cavifera gen. et sp. nov., and of three new species of the genera Adalaria Bergh, 1879 and Onchidoris Blainville, 1816 (Nudibranchia: Onchidorididae) from Kamchatka waters
FIGURE 12. Reproductive system of members of the genus Adalaria. A–B, Adalaria slavi sp. nov., based on examination of three paratypes ZMMU Lc-37447, living specimens, 18–20 mm length; A. Dorsal view; B. Details of the seminal reservoirs, vagina and connecting ducts; C–D, Adalaria olgae sp. nov., based on examination of three paratypes, Lc-37455, living specimens, 9–12 mm length; C. Dorsal view; D. Lateral view showing oviduct, vagina and bursa connections. Scale bars―1 mm. Drawings by Tatiana Korshunova based on Alexander Martynov originals.
FIGURE 9 in Description of the first cryptobranch onchidoridid Onchimira cavifera gen. et sp. nov., and of three new species of the genera Adalaria Bergh, 1879 and Onchidoris Blainville, 1816 (Nudibranchia: Onchidorididae) from Kamchatka waters
FIGURE 9. Adalaria slavi sp. nov., living animals. A–B, Holotype, ZMMU Lc-37456, living animal, 23 mm length, NW Pacific, Kamchatka peninsula, Starichkov Island; A. Dorsal view; B. Ventral view showing a trilobed oral veil; C–F, paratype, ZMMU Lc-37457, living animal, 20 mm length; C. Left lateral view showing the distinctive pattern of numerous small white dots on the hyponotum; D. Close up of the rhinophore and rhinophoral pocket; E. Gills, enlarged; F. Ventral view showing long everted penis. Photos: A–C, F Tatiana Korshunova; D–E Karen Sanamyan.
FIGURE 8 in Description of the first cryptobranch onchidoridid Onchimira cavifera gen. et sp. nov., and of three new species of the genera Adalaria Bergh, 1879 and Onchidoris Blainville, 1816 (Nudibranchia: Onchidorididae) from Kamchatka waters
FIGURE 8. Representatives of the genera Adalaria, Onchidoris and Calycidoris, dorsal and ventral views. A. Adalaria jannae Millen, 1987, ZMMU, not registered, living animal, 8 mm length, Starichkov Island; B. Adalaria proxima (Alder et Hancock, 1854), ZMMU, not registered, Barents Sea, Dalne-Zelenetskaya Bay, living non-mature specimen with poorly differentiated reproductive system and smooth first lateral teeth, 13 mm length, intertidal; C. Adalaria proxima (Alder & Hancock, 1854), ZMMU, not registered, living juvenile, 7 mm length, White Sea, Kandalakshsky Bay, Cape Kartesh, depth 5–7 m; D. Onchidoris muricata (Müller, 1776), ZMMU, not registered, living animal, 7 mm length, Barents Sea, Dalne-Zelenetskaya Bay, intertidal; E. Calycidoris guentheri Abraham, 1876, ZIN N 40, preserved specimen, 23 mm length, Bering Sea, 66° 55,5' N 165° 55,1' W, from 22 m depth. Photos: Tatiana Korshunova.
FIGURE 7 in Description of the first cryptobranch onchidoridid Onchimira cavifera gen. et sp. nov., and of three new species of the genera Adalaria Bergh, 1879 and Onchidoris Blainville, 1816 (Nudibranchia: Onchidorididae) from Kamchatka waters
FIGURE 7. Buccal pumps, posterior and lateral views. A. Onchimira cavifera gen. et sp. nov., paratype ZMMU Lc- 37447; B. Adalaria slavi sp. nov., paratype ZMMU Lc-37460, living specimen, 10 mm length; C. Adalaria olgae sp. nov., paratype ZMMU Lc-37455, living specimen, 12 mm length; D. Onchidoris macropompa sp. nov., paratype ZMMU Lc-37465, living specimen, 15 mm length. Scale bars―1 mm. Drawings by Tatiana Korshunova based on Alexander Martynov originals.
FIGURE 6 in Description of the first cryptobranch onchidoridid Onchimira cavifera gen. et sp. nov., and of three new species of the genera Adalaria Bergh, 1879 and Onchidoris Blainville, 1816 (Nudibranchia: Onchidorididae) from Kamchatka waters
FIGURE 6. Parts of the dorsal spicule network including tubercles, scanning electron micrographs. A–B, Onchimira cavifera gen. et sp. nov., paratype ZMMU Lc-37448; A. Living animal, 18 mm length; B. Same, details enlarged; C. Calycidoris guentheri Abraham, 1876, ZIN N 40, preserved specimen, 23 mm length; D–F, Adalaria slavi sp. nov., paratype ZMMU Lc-37457; D. Living specimen, 18 mm length; E. Details of tubercles; F. Close up of the spicules; G–H, Adalaria olgae sp. nov., paratype ZMMU Lc-37455; G. Living specimen, 9 mm length; H. Close up of the spicules; I–J, Onchidoris macropompa sp. nov., paratype ZMMU Lc-37465; I. Living specimen, 15 mm length; J. Close up of the spicules; K. Adalaria jannae Millen, 1987, living animal, 8 mm length, NE Pacific, Kamchatka peninsula, Starichkov Island, from 13–15 m depth. Scale bars: A―200 μm, B―50 μm, C―500 μm, D―500 μm, E―200 μm, F―100 μm, G―200 μm, H―50 μm, I―200 μm, J―100 μm, K―500 μm. Photos: Alexander Martynov.
FIGURE 5 in Description of the first cryptobranch onchidoridid Onchimira cavifera gen. et sp. nov., and of three new species of the genera Adalaria Bergh, 1879 and Onchidoris Blainville, 1816 (Nudibranchia: Onchidorididae) from Kamchatka waters
FIGURE 5. Reproductive system of members of the genera Onchimira gen. nov., Calycidoris and Acanthodoris. A–B, Onchimira cavifera gen. et sp. nov., based on examination of four paratypes ZMMU Lc-37447, living specimens, 17–20 mm length; A. Dorsal view, common genital atrium is dissected; B. Ventro-lateral view showing vagina and bursa connections; C. Calycidoris guentheri Abraham, 1876, ZIN N 40, preserved specimen, 23 mm length, dorsal view, common genital atrium is dissected; D. Acanthodoris pilosa (Abildgaard in Müller, 1789), preserved specimen, 15 mm length, Barents Sea, Dalne-Zelenetskaya Bay, intertidal, dorsal view. Scale bars―1 mm. Drawings by Tatiana Korshunova based on Alexander Martynov originals.
FIGURE 3. Labial cuticles, scanning electron micrographs. A–D in Description of the first cryptobranch onchidoridid Onchimira cavifera gen. et sp. nov., and of three new species of the genera Adalaria Bergh, 1879 and Onchidoris Blainville, 1816 (Nudibranchia: Onchidorididae) from Kamchatka waters
FIGURE 3. Labial cuticles, scanning electron micrographs. A–D, general views: A. Onchimira cavifera gen. et sp. nov., paratype ZMMU Lc-37450, living specimen, 18 mm length, Starichkov Island; B. Calycidoris guentheri Abraham, 1876, ZIN N 40, preserved specimen, 23 mm length, Bering Sea, 66° 55,5' N 165° 55,1' W, from 22 m depth; C. Adalaria slavi sp. nov., paratype ZMMU Lc-37457, living specimen, 18 mm length, Starichkov Island; D. Adalaria olgae sp. nov., paratype ZMMU Lc-37455, living specimen, 9 mm length, Starichkov Id.; E–H, details: E. Onchimira cavifera gen. et sp. nov., paratype ZMMU Lc-37450; F. Calycidoris guentheri Abraham, 1876, ZIN N 40; G. Adalaria slavi sp. nov., paratype ZMMU Lc-37457; H. Adalaria olgae sp. nov., paratype ZMMU Lc-37455. Scale bars: A―100 μm, B―500 μm, C―100 μm, D―50 μm, E―50 μm, F―50 μm, G―10 μm, H―10 μm. Photos: Alexander Martynov.
FIGURE 11 in Description of the first cryptobranch onchidoridid Onchimira cavifera gen. et sp. nov., and of three new species of the genera Adalaria Bergh, 1879 and Onchidoris Blainville, 1816 (Nudibranchia: Onchidorididae) from Kamchatka waters
FIGURE 11. Radulae of species of the genus Adalaria, scanning electron micrographs. A–C, Adalaria slavi sp. nov., paratype ZMMU Lc-37457, living specimen, 18 mm length; A. Middle part of the radula; B. Several middle rows showing outer laterals; C. Enlarged first laterals showing cusp denticle pattern; D. Adalaria slavi sp. nov., paratype ZMMU Lc-37460, juvenile, 7 mm, middle part of the radula; E–F, Adalaria olgae sp. nov., paratype ZMMU Lc-37454, living specimen, 9 mm length; E. Middle part of the radula; F. Few enlarged middle rows showing cusp denticles pattern of the first laterals and outer lateral teeth; G. Adalaria proxima (Alder & Hancock, 1854), ZMMU, not registered, Barents Sea, Dalne-Zelenetskaya Bay, living non-mature specimen with poorly differentiated reproductive system and smooth first lateral teeth, 15 mm length, intertidal, middle part of the radula; H. Adalaria olgae sp. nov., paratype, ZMMU Lc- 37455, living specimen, 10 mm length, middle part of the radula; I. Adalaria tschuktschica Krause, 1885, ZMMU, not registered, preserved specimen, 8 mm length, Chukchi Sea, Vrangel. Id., from 7 m depth, close up of the first laterals from the middle part of the radula showing pattern of cusp denticles; J–K, Adalaria jannae Millen 1987, ZMMU, not registered, living specimen, 8 mm length, Starichkov Island; J. Middle part of the radula, showing outer lateral teeth; K. Close up of the first laterals showing pattern of cusp denticles; L. Adalaria proxima (Alder et Hancock, 1854), ZMMU, not registered, juvenile specimen, 5 mm length, White Sea; M. Adalaria tschuktschica, middle part of the radula. Scale bars: A―50 μm, B―50 μm, C―20 μm, D―20 μm, E―50 μm, F―20 μm, G―30 μm, H―50 μm, I―20 μm, J―20 μm, K―20 μm, L―30 μm, M―50 μm. Photos: Alexander Martynov.
FIGURE 2 in Description of the first cryptobranch onchidoridid Onchimira cavifera gen. et sp. nov., and of three new species of the genera Adalaria Bergh, 1879 and Onchidoris Blainville, 1816 (Nudibranchia: Onchidorididae) from Kamchatka waters
FIGURE 2. Onchimira cavifera gen. et sp. nov., A–C, E, Holotype ZMMU Lc-37446, living animal, 22 mm length, NW Pacific, Kamchatka peninsula, Starichkov Island. A. Dorsal view; B. Ventral view; C. Rhinophore and rhinophoral pocket; D. Paratype, ZMMU Lc-37448, living animal, 17 mm length, penis everted; E. Close up of the gills and gill pocket, showing anus and nephroproct; F–H, Paratype, ZMMU Lc-37447, 18 mm length, three phases of the gill retraction: F. Extended, G. Retracted, the gill pocket edges not fully contracted; H. Retracted, the gill pocket edges fully closed over the gills. Photos: A–C Karen Sanamyan; D–H Tatiana Korshunova.
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Allen Brain Atlas
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OpenNeuro
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