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Ulnaria acus

(Kützing) Aboal 2003      Category: Araphid
BASIONYM: Synedra acus
SYNONYM(S): Synedra affinis var. arcus (Kützing) Grunow in Van Heurck 1881 | Synedra goulardi var. acus (Kützing) Frenguelli 1925 | Fragilaria ulna var. acus (Kützing) Lange-Bertalot 1980 

Tryblionella hungarica

 

Ulnaria contracta

Contributor: Irene Tunno - November 2016