Bolcyrus

Bolcyrus is an extinct genus of prehistoric marine eel that lived during the Early Eocene. It was a member of the family Congridae, which also contains modern conger eels.

It contains two species:
 * Bolcyrus bajai Blot, 1978 - Late Ypresian of Italy (Monte Bolca)
 * Bolcyrus formosissimus (Eastman, 1905) - Late Ypresian of Italy and possibly earlier Ypresian of Virginia, US