Perna torva Gould, 1850

Geological age: 

Recent.

Description: 

"T. rudis, crassa, inequivalvis, concentricè lamellata, cinerea, obliqua, trapezoidea; latere byssali dilatato, semicirculari; sinu byssali profundo; apice adunco; latere postico rectilineari, obliquo, producto; margine cardinali obliquo: area cardinalis triangularis, sulcis obliquis ad sex arata: margarita ex argenteo-purpurasens; limbo lato, retrò. Long. 2½; alt. 1¾; lat. ⅜ poll. Hab. Sandwich Islands.

The obliquity of this species and the small number of its cardinal sulci are among its most prominent characters." [Gould, 1850: 311.]

Type locality: 

"Hab. Sandwich Islands" [Gould, 1850: 311].

Thu, 2008-01-03 23:03 -- ilya
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Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith