†Gerastos (Erbenites) Pribyl 1964
Trilobita - Proetida - Proetidae
Alternative spellings: Erbenites, Proetus (Erbenites)
Parent taxon: Gerastos according to J. Pillet 1972
See also Alberti 1969, Jell and Adrain 2002 and Sepkoski 2002
Sister taxa: none
Subtaxa: Erbenites fallax
Distribution:
• Devonian of the Czech Republic (2 collections), Morocco (1)
Total: 3 collections each including a single occurrence