IMAGE OF

Frustulia bahlsii

Edlund & Brant 1997      Category: Symmetrical biraphid
BASIONYM: Frustulia bahlsii
SYNONYM(S): Navicula rhomboides var. b Lewis | Navicula rhomboides var. β Kitton | Navicula rhomboides var. major Ceve & Möller 

Frustulia asiatica

 

Frustulia capitata

Contributor: David R.L. Burge | Mark Edlund - May 2015