Anseropoda Nardo 1834

• Main Authors: O'Loughlin, P. Mark, Waters, Jonathan M.
• Format: Other/Unknown Material
• Language: unknown
• Published: Zenodo 2004
• Subjects: Biodiversity; Taxonomy; Animalia; Echinodermata; Asteroidea; Valvatida; Asterinidae; Anseropoda; Antarc*; Antarctica
• Online Access: https://doi.org/10.5281/zenodo.10870623; http://treatment.plazi.org/id/185387DDFFBCFFBAFF0EE514FD954D8C

Anseropoda Nardo Figures 2a, 7, 8 a-b Anseropoda Nardo, 1834: 716.— Bell, 1891: 234–235.— Fisher, 1906: 1088.— Clark and Downey, 1992: 174–175.—A.M. Clark, 1993: 204–205.— Liao and Clark, 1995: 128.— Rowe, 1995: 32–33.— McKnight (in Clark and McKnight), 2001: 161. (For complete synonymy and discussion see Clark and Downey, 1992). Diagnosis . Rays 5–18; body very thin, margin variably curved, rays short or not discrete, broadly rounded or pointed; narrow raised radial areas with single papulae, in scattered or single longitudinal series, sometimes ringed by secondary plates; abactinal plates thin, in longitudinal and oblique series, not notched, each with subpaxilliform glassy, sacciform spinelets, few or tuft; pedicellariae over papulae; actinal plates in longitudinal and oblique series; actinal spines few to numerous per plate, glassy, sacciform; lacking superambulacral plates, superactinal plates present or absent; interradial plates meet internally by long thin articulating projections, extensive in interradii. Type species. Asterias placenta Pennant, 1777 (subsequent designation by Bell, 1891) (junior synonym: Asterias membranacea Retzius, 1783, by Bell, 1891). Other species. A. antarctica Fisher, 1940; A. aotearoa McKnight, 1973; A. diaphana (Sladen, 1889); A. fisheri Aziz and Jangoux, 1985; A. ( Palmipes ) grandis Mortensen, 1933; A. habracantha H.L. Clark, 1923; A. insignis Fisher, 1906; A. lobiancoi (Ludwig, 1897); A. ludovici (Koehler, 1909); A. macropora Fisher, 1913; A. novemradiata (Bell, 1905); A. pellucida (Alcock, 1893); A. petaloides (Goto, 1914); A. rosacea (Lamarck, 1816); A. tenuis (Goto, 1914). Material examined. A. placenta . NE Atlantic, off Great Britain, NMV F98043 (2). A. rosacea . NW Australia, Broome, NMV F95811 (1); AM J7718 (1); Queensland, AM E1814 (1); Tasmania, AM E5037 (1). Description with some species variations . Body very thin; rays 5 ( grandis, placenta ) or 6 ( insignis ) or 15–18 ( rosacea ), margin variably curved; rays not discrete or short, broad basally, rounded ( ...