IMAGE OF

Achnanthidium gracillimum

(Meister) Lange-Bertalot in Krammer and Lange-Bertalot 2004      Category: Monoraphid
BASIONYM: Microneis gracillima
SYNONYM(S): Achnanthes alteragracillima Lange-Bertalot 

Achnanthidium exiguum

 

Achnanthidium kranzii

SEM scalebar = 2 ┬Ám

Site ID: ANSP SU000087

Site Name: Antes Creek at W.Branch Susquehanna River, PA

Latitude: 41.18764

Longitude: -77.242

Caption: external view of the apex of rapheless valve

Contributor: - August 2010