Profil taxonu
Obrázky
Autor: Kantor & Sysoev
Autor: Dall, W.H.
Popis
Shell elongated, fusiform, rather slender, whitish, traversed by narrow, revolving, brownish threads and much wider intervening spaces; suture distinct, spire tapering; aperture oblong-oval, about half the length of the shell; within white, polished; canal short, nearly straight; columella obliquely plicated. Length about 0,75 inch (Stearns.)
TYPE in United States National Museum. Type locality, near Attou Island, Aleutian group, Bering Sea.
TYPE in United States National Museum. Type locality, near Attou Island, Aleutian group, Bering Sea.
Oldroyd, I.S. The Marine Shells of the West Coast of North America. Volume II.1.
Rozšíření
Bering Island to Shumagin Islands, Alaska.
Oldroyd, I.S. The Marine Shells of the West Coast of North America. Volume II.1.
Autor: Jan Delsing
Odkazy a literatura
Galli C.: WMSDB - Wolrdwide Mollusc Species Data Base July 10, 2013 [http://www.bagniliggia.it/WMSD/WMSDhome....] [jako Ptychatractus occidentalis Stearns, 1873]Datum citace: 23. listopad 2013