(Bréb.) W.Sm. 1856 Category: Symmetrical biraphid
BASIONYM: Navicula polyonca
LM scalebar = 10 µm
Slide Number: MDC 38-66
Site ID: MDC 408201
Site Name: Fish Lake, Glacier National Park, MT
Latitude: 48.6000
Longitude: -113.8586
Contributor: Loren Bahls - March 2012