Published February 29, 2012 | Version v1
Taxonomic treatment Open

Pristipagia radians Raines & Huber 2012, comb. nov.

Authors/Creators

Description

Pristipagia radians (Deshayes, 1854) comb. nov.

Figures 39 G–I

Tellina radians Deshayes, 1854: p. 366.

Tellina (Tellinella) radians Deshayes, 1854 — Lamprell & Whitehead, 1992: p. 88, pl. 42, fig. 290; Brook & Marshall, 1998: p. 213; Spencer et al., 2011: p. 1.

Material examined. Several articulated specimens and single valves (5 to 15.7 mm) (BK).

Diagnosis. Shell small (up to 20 mm in length), elongate-ovate, equivalve, inequilateral, not fragile. Umbones elevated. Posterior end obliquely truncate with a narrow ridge from the umbo to the ventral margin; anterior end well rounded. Exterior surface of uniform commarginal ridges. Interior smooth with pallial sinus running from muscle to muscle. Hinge stout, consisting of divergent cardinals and long laterals on the posterior and anterior. Color variable, creamy white to pale yellow background with irregularly spaced red to reddish orange radial rays.

Remarks. The pallial sinus of the EI specimens runs from muscle to muscle, thus, juvenile Tellinella staurella (Lamarck, 1818), and Tellinella virgata (Linnaeus, 1758), are excluded. Lamprell and Whitehead (1992) placed P. radians in Tellinella Mörch, 1853, but that does not fit the shape or pallial sinus, and Tellinella is generally more elongate and much larger in size. However, the genus Pristipagia which is related to Serratina Pallary, 1922, does match. This opinion was confirmed by A. Langleit, (pers. comm., 2010).

The type is illustrated in Higo et al. (2001: B912). Originally described without location, Pristipagia radians has been recorded from Australia to Japan and also from the Kermadec Islands. The type specimen is moderately larger (21 mm) and higher in shape than the EI material. However, the same shape variability of P. radians was also seen in Pristipagia adamsii (Bertin, 1878), of the Red Sea.

Habitat. Occasionally found at several locations around EI, in sand and rubble, from 10–150 m. Live taken at 30 m.

Distribution. Pristipagia radians is known from Australia to Japan, including the Kermadec Islands, but not the Hawaiian Islands. Easter Island is now considered a range extension— E5.

Notes

Published as part of Raines, Bret & Huber, Markus, 2012, 3217, pp. 1-106 in Zootaxa 3217 on page 78

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Linked records

Additional details

Biodiversity

Scientific name authorship
Raines & Huber
Kingdom
Animalia
Phylum
Mollusca
Order
Cardiida
Family
Tellinidae
Genus
Pristipagia
Species
radians
Taxon rank
species
Taxonomic status
comb. nov.
Taxonomic concept label
Pristipagia radians (Deshayes, 1854) sec. Raines & Huber, 2012

References

  • Deshayes, G. P. (1854) Descriptions of new shells from the collection of Hugh Cuming, Esq. Proceedings of the Zoological Society of London, 8, 317 - 371.
  • Lamprell, K. L. & Whitehead, T. (1992) Bivalves of Australia, Volume 1. Crawford House Press, Bathurst, NSW Australia, 182 pp.
  • Brook, F. J. & Marshall, B. A. (1998) Appendix: Checklist of benthic coastal marine chitons, bivalves, gastropods and cephalopods of the northern Kermadec Islands. In. Brook, F. J. (1998) The coastal molluscan fauna of the northern Kermadec Islands, Southwest Pacific Ocean. Journal of the Royal Society of New Zealand, 28 (2), 185 - 233.
  • Spencer, H. G., Willan, R. C., Marshall, B. & Murray, T. J. (2011) Checklist of the recent Mollusca recorded from the New Zealand exclusive economic zone. Available from: http: // www. molluscs. otago. ac. nz / index. html (May 2011).
  • Lamarck, J. B. P. A. de (1818) Histoire naturelle des animaux sans vertebres, presentant les caracteres generaux et particuliers de ces animaux, leur distribution, leurs classes, leurs familles, leurs genres, et la citation des principales especes qui s'y rapportent; precedee d'une introduction offrant la determination des caracteres essentiels de l'animal, sa distinction du vegetal et des autres corps naturels, enfin, l'exposition des principes fondamentaux de la zoologie. Deterville & Verdiere, Paris, 5, 612 pp.
  • Linnaeus, C. (1758) Systema naturae per regna tria naturae, secundum classes, ordines, genera, species, cum characteribus, differentiis, synonymis, locis. editio decima, reformata. Holmiae. 1, 1 - 824.
  • Morch, O. A. L. (1853) Catalogus conchyliorum quae reliquit D. Alphonso d'Aguirra et Gadea, Comes de Yoldi, regis Daniae cubiculariorum princeps, ordinis Danebrogici in prima classe et ordinis tertii eques. Acephala. Ludovici Kleini, Copenhagen, 74 pp.
  • Pallary, P. M. (1922) Mission zoologique. Malacologie (1912). In: Exploration scientifique du Maroc organisee par la Societe de Geographique de Paris et continuee par la Societe des Sciences Naturelles du Maroc. Deuxieme fascicule, Institut Scientifique Cherifien, Rabat, 1 - 109.
  • Higo, S., Callomon, P. & Goto, Y. (2001) Catalogue and bibliography of the marine shell-bearing Mollusca of Japan, Gastropoda, Bivalvia, Polyplacophora, Scaphopoda. Type figures. Elle Scientific Publications, Osaka, 208 pp.
  • Bertin, M. V. (1878) Revision des Tellinides du museum d'histoire naturelle. Museum National d'Histoire Naturelle (Paris), Nouvelles Archives, 2 (1), 201 - 361.