IMAGE OF

Psammothidium pennsylvanicum

Potapova 2012      Category: Monoraphid
BASIONYM: Psammothidium pennsylvanicum

Psammothidium marginulatum

 

Psammothidium scoticum

SEM scalebar = 2 ┬Ám

Site ID: ANSP GCM4331

Site Name: Little Morris Run, PA

Latitude: 41.55

Longitude: -77.53

Caption: External view of rapheless valve

Contributor: - January 2012