There are 86 genera in the database:
- Abas
- Actinocyclus
- Actinodiscus
- Actinoptychus
- Anthodiscina
- Anuloplicata
- Arachnoidiscus
- Araniscus
- Archaegoniothecium
- Asterolampra
- Asteromphalus
- Aulacodiscus
- Auliscus
- Azpeitia
- Blochia
- Briggera
- Brightwellia
- Cestodiscus
- Corethron
- Cortinocornus
- Coscinodiscus
- Costopyxis
- Craspedodiscus
- Crawfordia
- Cylindrospira
- Detonia
- Dextradonator
- Distephanosira
- Entogonia
- Entogoniopsis
- Eunotia
- Euodiella
- Eupodiscus
- Fenneria
- Gladiopsis
- Gladius
- Glorioptychus
- Glyphodiscus
- Goniothecium
- Grovea
- Grunowiella
- Hemiaulus
- Keratophora
- Kittonia
- Kreagra
- Ktenodiscus
- Lepidodiscus
- Liradiscus
- Mastogloia
- Medlinia
- Navicula
- Peponia
- Psammodiscus
- Pseudopodosira
- Pseudotriceratium
- Pyrgupyxis
- Pyxilla
- Raphidodiscus
- Rattrayella
- Rhaphoneis
- Rhomboneis
- Rocella
- Rosaforma
- Rossiella
- Rutilaria
- Rylandsia
- Schizonema
- Sextiputeus
- Sheshukovia
- Solium
- Sphynctolethus
- Stictodiscus
- Strangulonema
- Sturtiella
- Symbolophora
- Thalassiosiropsis
- Thaumatonema
- Triceratium
- Trilamina
- Trinacria
- Trossulus
- Truania
- Vallodiscus
- Williamriedelia
- Xanthioisthmus
- Xanthiopyxis
Found a total of 3 record(s) for 1 species of the genus Pyxilla: