IMAGE OF
Achnanthidium gracillimum
(Meister) Lange-Bertalot in Krammer & Lange-Bertalot 2004 Category: Monoraphid
BASIONYM: Microneis gracillima
SYNONYM(S): Achnanthes alteragracillima Lange-Bertalot
SEM scalebar = 2 µm
Site ID: Montana DEQ Y0215-A
Site Name: Stillwater River, MT
Latitude: 45.40215
Longitude: -109.85933
Caption: external view of raphe valve
Contributor: Marina Potapova - August 2010