SEM scalebar = 5 µm

Site ID: ANSP IH041510

Site Name: North Fork of the Gold River, Valley County, Idaho

Latitude: 44.70537

Longitude: -115.82196

Caption: external view, central area of valve showing proximal raphe ends. Proximal raphe ends are deflected dorsally. Note that the first one to two rows of areolae within a stria on the dorsal valve are oval, remaining areolae with crenulate margins.

Notes: type population

Contributor: Sarah Spaulding - April 2010