Cladaster analogus Fischer 1940
Cladaster analogus Fisher, 1940 (Fig. 2G, H) Cladaster analogus Fisher, 1940: 123, fig. D, pl. 4, figs 1-3. — Bernasconi 1963: 14. — Clark & Downey 1992: 239. — Clark 1993: 251. MATERIAL EXAMINED. — South Atlantic. Scotia Sea, 53°20'S, 42°42'W, 417-514 m, 29.XI.1986, 1 dry spec., R = 3...
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Zenodo
2006
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| Online Access: | https://dx.doi.org/10.5281/zenodo.4525378 https://zenodo.org/record/4525378 |
| Summary: | Cladaster analogus Fisher, 1940 (Fig. 2G, H) Cladaster analogus Fisher, 1940: 123, fig. D, pl. 4, figs 1-3. — Bernasconi 1963: 14. — Clark & Downey 1992: 239. — Clark 1993: 251. MATERIAL EXAMINED. — South Atlantic. Scotia Sea, 53°20'S, 42°42'W, 417-514 m, 29.XI.1986, 1 dry spec., R = 3.5 cm, r = 1.9 cm (NMNH E38569). — Heard Island (near Kerguelen) on rocks, 49°58'75'S, 73°42'04'E, 930 m, III.1983, 1 dry spec., R = 4.2 cm, r = 2.3 cm (MNHN EcAs 11737). DISTRIBUTION. — The South Atlantic off the Falkland Islands, extending to the Scotia Sea and to Heard Island, near Kerguelen. 147- 930 m. DIAGNOSIS. — R/r ≈ 2.0-2.6. Abactinal plates polygonal, ordered. Abactinal, marginal, and actinal plate surfaces covered with enlarged, well-spaced granules. Enlarged granules also forming border around plates. Less than 30 marginal plates from arm tip to arm tip at R = 3.5 cm. Superomarginals abutted at arm tip. Furrow spines two to three, elongate, blunt, round in cross-section.Subambulacral spine blunt, enlarged. Paddle-like pedicellariae present. APOMORPHY LIST. — Nodes 24 to Cladaster analogus : 1.4, granules enlarged; 1.6, granules, enlarged, pointy; 2.3, SM abutted over midline; 3.2, actinal granules enlarged, pointy; 4.2, abradial to furrow spines. : Published as part of Mah, Christopher L., 2006, Phylogeny and biogeography of the deep-sea goniasterid Circeaster (Echinodermata, Asteroidea, Goniasteridae) including descriptions of six new species, pp. 917-954 in Zoosystema 28 (4) on page 927, DOI: 10.5281/zenodo.4525461 : {"references": ["FISHER W. K. 1940. - Asteroidea. Discovery Reports (Cambridge) 20: 69 - 306.", "BERNASCONI I. 1963. - Asteroideos argentinos IV. Familia Goniasteridae. Revista Museo Argentino de Ciencias Naturales Bernardino Rivadavia. Zoologia. 9 (1): 1 - 25, pls 1 - 5.", "CLARK A. M. & DOWNEY M. E. 1992. - Starfishes of the Atlantic. Chapman and Hall, London, 794 p.", "CLARK A. M. 1993. - An index of names of recent Asteroidea Part 2: Valvatida. Echinoderm Studies 4: 187 - 366."]} |
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