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13 results for “Asteroporpa”
FIGURE 9 in Two new species of the subgenus Asteroporpa (Asteromoana) (Ophiuroidea: Euryalida: Gorgonocephalidae) from Japan
FIGURE 9. Asteroporpa (Asteromoana) koyoae sp. nov., one paratype (NSMT E-6341-B). SEM photographs of arm spines. A–B, arm spines from one tentacle pore at the basal portion of the arm, inner most (A) and outer most (B); C, outer most arm spine at the middle portion of the arm; D, an arm spine at the distal portion of the arm with an arc indicating reticular structure.
FIGURE 5 in Two new species of the subgenus Asteroporpa (Asteromoana) (Ophiuroidea: Euryalida: Gorgonocephalidae) from Japan
FIGURE 5. Asteroporpa (Asteromoana) muricatopatella sp. nov., one paratype (NSMT E-5619-B). SEM photographs of internal ossicles. A–B, a hooklet-bearing plate (A) and a hooklet (B) at the aboral periphery of the disc; C–D, cone-shaped dermal ossicles at the aboral periphery of the disc, external (C) and lateral (D) views; E, a hooklet at the middle portion of the arm; F–G, plate-shaped dermal ossicles at the aboral basal portion of the arm, external (F) and lateral (G) views; H–I, plate-shaped dermal ossicles at the aboral distal portion of the arm, external (H) and lateral (I) views; J–K, arm spines from basal portion of the arm (J) and distal portion of the arm (K) with an arc indicating reticular structure. Arrows indicate the orientation (D, G, I): ext, external side; int, internal side.
FIGURE 4 in Two new species of the subgenus Asteroporpa (Asteromoana) (Ophiuroidea: Euryalida: Gorgonocephalidae) from Japan
FIGURE 4. Asteroporpa (Asteromoana) muricatopatella sp. nov., holotype (NSMT E-6548). A, lateral interradius of the disc; B, a madreporite; C, aboral view of basal portion of the arm; D, oral view of basal portion of the arm; E, lateral view of middle portion of the arm; F, oral view of distal portion of the arm; G, aboral view of distal portion of the arm. Abbreviations: AS, arm spine; GS, genital slit; M, madreporite. Arrows indicate transverse rows of hooklet-bearing plates (C, E, G).
FIGURE 8 in Two new species of the subgenus Asteroporpa (Asteromoana) (Ophiuroidea: Euryalida: Gorgonocephalidae) from Japan
FIGURE 8. Asteroporpa (Asteromoana) koyoae sp. nov., one paratype (NSMT E-6341-B). SEM photographs of internal ossicles. A–B, a hooklet-bearing plate (A) and a hooklet (B) at the aboral periphery of the disc; C–D, plate-shaped dermal ossicles at the periphery of the radial shields, external (C) and lateral (D) views; E–F, cone-shaped dermal ossicles at the aboral periphery of the disc, external (E) and lateral (F) views; G, a hooklet at the basal portion of the arm; H–I, diamond-shaped dermal ossicles at the aboral basal portion of the arm, external (H) and lateral (I) views. Arrows indicate the orientation (D, F, I): ext, external side; int, internal side.
FIGURE 2 in Two new species of the subgenus Asteroporpa (Asteromoana) (Ophiuroidea: Euryalida: Gorgonocephalidae) from Japan
FIGURE 2. Asteroporpa (Asteromoana) muricatopatella sp. nov., holotype (NSMT E-6548). A, aboral side; B, oral side.
FIGURE 3 in Two new species of the subgenus Asteroporpa (Asteromoana) (Ophiuroidea: Euryalida: Gorgonocephalidae) from Japan
FIGURE 3. Asteroporpa (Asteromoana) muricatopatella sp. nov., holotype (NSMT E-6548). A, aboral disc and basal portion of the arm; B, oral disc and basal portion of the arm; C, aboral central part of the disc; D, aboral periphery of the disc; E, aboral periphery of the disc, a hooklet-bearing plate is indicated by an arrow; F, aboral basal portion of the arm, hooklet-bearing plates are indicated by arrows; G, oral disc, a cone-shaped dermal ossicle is indicated by an arrow; H, jaws.
FIGURE 6 in Two new species of the subgenus Asteroporpa (Asteromoana) (Ophiuroidea: Euryalida: Gorgonocephalidae) from Japan
FIGURE 6. Asteroporpa (Asteromoana) koyoae sp. nov., holotype (NSMT E-6341-A). A, aboral disc and basal portion of the arm; B, oral disc and basal portion of the arm; C, aboral periphery of the disc; D, plate-shaped dermal ossicles at the periphery of the radial shield; E, aboral central part of the disc; F, oral disc; G, periphery of the oral disc, a cone-shaped dermal ossicle is indicated by an arrow; H, a jaw.
FIGURE 1 in Two new species of the subgenus Asteroporpa (Asteromoana) (Ophiuroidea: Euryalida: Gorgonocephalidae) from Japan
FIGURE 1. Distribution of Asteroporpa (Asteromoana) muricatopatella sp. nov. and A. (Asterom.) koyoae sp. nov.
FIGURE 7 in Two new species of the subgenus Asteroporpa (Asteromoana) (Ophiuroidea: Euryalida: Gorgonocephalidae) from Japan
FIGURE 7. Asteroporpa (Asteromoana) koyoae sp. nov., holotype (NSMT E-6341-A). A, lateral interradius of the disc; B, a madreporite; C, aboral view of basal portion of the arm; D, oral view of basal portion of the arm; E–G, middle portion of the arm, aboral view (E), oral view (F) and lateral view (G); H, lateral view of distal portion of the arm. Abbreviations: AS, arm spine; GS, genital slit; M, madreporite. Arrows indicate transverse rows of hooklet-bearing plates (C, E, G–H).
FIGURE 4 in A taxonomic review of the genus Astrohelix Döderlein, 1930 including the synonymy of the subgenus Asteroporpa (Astromoana) Baker, 1980 to Astrohelix
FIGURE 4. Holotype (ZMUC OPH-225) of Astrohelix bellator paucidens Mortensen, 1933 (=Asteroporpa (Astrohelix) paucidens (Mortensen, 1933)). A, oral view of basal portion of the arm; B, aboral view of basal portion of the arm, a black arrow head indicates a hooklet on aboral periphery of the disc; C–D, oral views of middle portion of the arm, focusing on epidermal ossicles (C) and on arm spines (D); E, aboral view of middle portion of the arm; F, oral view of distal portion of the arm; G, aboral view of distal portion of the arm. White arrow heads indicate cone-shaped epidermal ossicles (A) and transverse rows of hooklet-bearing plates (B, E, G). Abbreviation: AS, arm spine.
FIGURE 3 in A taxonomic review of the genus Astrohelix Döderlein, 1930 including the synonymy of the subgenus Asteroporpa (Astromoana) Baker, 1980 to Astrohelix
FIGURE 3. Holotype (ZMUC OPH-225) of Astrohelix bellator paucidens Mortensen, 1933 (=Asteroporpa (Astrohelix) paucidens (Mortensen, 1933)). A, aboral view; B, oral view; C, aboral disc and basal portion of the arm; D, aboral central part of the disc; E, periphery of the aboral disc; F, Jaws. Arrow heads indicate a cone-shaped epidermal ossicles (B, D), hookletbearing plates (C) and a hooklet (E). Abbreviation: GS, genital slit.
FIGURE 1 in A taxonomic review of the genus Astrohelix Döderlein, 1930 including the synonymy of the subgenus Asteroporpa (Astromoana) Baker, 1980 to Astrohelix
FIGURE 1. Holotype (ZMA E2044) of Astrotoma bellator Koehler, 1904 (=Asteroporpa (Astrohelix) bellator (Koehler, 1904)). A, aboral disc; B, oral disc and basal portion of the arm; C, aboral central part of the disc; D, cone-shaped epidermal ossicles on aboral center part of the disc; E, aboral periphery of the disc; F, aboral basal portion of the arm; G, jaws; H, oral peripheral part of the disc. Arrow heads indicate hooklets (E), transverse rows of hooklet-bearing plates (F) and cone-shaped epidermal ossicles (G, H). Abbreviations: AS, arm spine; GS, genital slit.
FIGURE 2 in A taxonomic review of the genus Astrohelix Döderlein, 1930 including the synonymy of the subgenus Asteroporpa (Astromoana) Baker, 1980 to Astrohelix
FIGURE 2. Holotype (ZMA E2044) of Astrotoma bellator Koehler, 1904 (=Asteroporpa (Astrohelix) bellator (Koehler, 1904)). A, a madreporite; B, lateral interradius of the disc; C, oral view of basal portion of the arm; D, aboral view of basal portion of the arm; E, lateral view of middle portion of the arm; F, oral view of middle portion of the arm; G, aboral view of distal portion of the arm; H, lateral view of distal portion of the arm. Arrow heads indicate a madreporite (A), cone-shaped epidermal ossicles (B) and transverse rows of hooklet-bearing plates (D, E, G). Abbreviation: AS, arm spine; T, tentacles pore.
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