Species Thyasira (Thyasira) debilis (Thiele, 1912)

Museums

Regional Maps

• Axinopsis debilis Thiele, J. 1912. Die antarktischen Schnecken und Muscheln. pp. 183-285, pls 11-19 in Thiele, J. (ed). Deutsche Südpolar-Expedition 1901-1903. Berlin : Georg Reimer Vol. 13. [232, pl. 18, fig. 25].

  Type data:

   Holotype ZMB Moll 63.112 (German South Polar Exp. 1901-1903), Gauss Station, Davis Sea, 385 m [66°02'09"S, 89°38'05"E].

  Type locality references:

  Engl, W. 2012. Shells of Antarctica. Hackenheim : Conchbooks 402 pp. [61].

Taxonomic Decision for Synonymy

• Engl, W. 2012. Shells of Antarctica. Hackenheim : Conchbooks 402 pp. [61, pl. 12 fig. 2]

Generic Combinations

• Thyasira debilis (Thiele, 1912). —
  Zelaya, D.G. 2009. The genera Thyasira and Parathyasira in the Magellan region and adjacent Antarctic waters (Bivalvia: Thyasiridae). Malacologia 51(2): 271-290 [276]
• Genaxinus debilis (Thiele, 1912). —
  Dell, R.K. 1990. Antarctic Mollusca: with special reference to the fauna of the Ross Sea. Bulletin of the Royal Society of New Zealand 27: 1–311 [57]

Distribution

Extra Distribution Information

Circum-Antarctic, islands of the Scotia Arc, South Sandwich Islands & South Georgia

Other Regions

Australian Antarctic Territory

Ecological Descriptors

Bathyal, continental shelf, continental slope, marine, sublittoral.

Extra Ecological Information

1 - 1279m; on or buried in soft sediments

General References

Aldea, C., Olabarria, C., & Troncoso, J.S. 2008. Bathymetric zonation and diversity gradient of gastropods and bivalves in West Antarctica from the South Shetland Islands to the Bellingshausen Sea. Deep-sea Research Part 1 55(3): 350-368 [Date published Mar]

Bouchet, P. 2010. Thyasira debilis (Thiele, 1912). De Broyer, C.; Clarke, A.; Koubbi, P.; Pakhomov, E.; Scott, F.; Vanden Berghe, E. and Danis, B. (Eds). The SCAR-MarBIN Register of Antarctic Marine Species (RAMS). 2011-05-31. http://www.scarmarbin.be/rams.php?p=taxdetails&id=547518

Cummings, V.J., S.F. Thrush, M. Chiantore, J.E. Hewitt & R. Cattaneo-Vietti 2010. Macrobenthic communities of the north-western Ross Sea shelf: links to depth, sediment characteristics and latitude. Antarctic Science 22(6): 793–804 (as Genaxinus debilis)

Dell, R.K. 1990. Antarctic Mollusca: with special reference to the fauna of the Ross Sea. Bulletin of the Royal Society of New Zealand 27: 1–311 [57, figs 93, 94]

Dufour, S.C. 2005. Gill anatomy and the evolution of symbiosis in the bivalve family Thyasiridae. Biological Bulletin 208(3): 200-212 (as Genaxinus)

Huber, M. 2015. Compendium of Bivalves 2. A full-color guide to the remaining seven families. A systematic listing of 8,500 bivalve species and 10,500 synonyms. Hackenheim, Germany : ConchBooks 907 pp, 1 CD-ROM. [Date published May: Markus Huber, Annioe Langleit &​ Kurt Kreipl: TELLINIDAE; Markus Huber: all other parts] [63, text-figs, on CD]

Taylor, J.D., Williams, S.T. & Glover, E.A. 2007. Evolutionary relationships of the bivalve family Thyasiridae (Mollusca: Bivalvia), monophyly and superfamily status. Journal of the Marine Biological Association of the United Kingdom 87: 565–574 [571] (as Genaxinus debilis, notes this species as being vastly different from the type species of Genaxinus)

History of changes