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Psammothidium helveticum

(Hustedt) Bukhtiyarova and Round 2007      Category: Monoraphid
BASIONYM: Achnanthes austriaca var. helvetica

Psammothidium harveyi

 

Psammothidium lauenburgianum

SEM scalebar = 2 ┬Ám

Site ID: ANSP GCM4331

Site Name: Little Morris Run

Latitude: 41.55326

Longitude: -77.52821

Caption: external view of rapheless valve

Contributor: - May 2010