Species: chacomensis GOUJET, JANIVER & SUAREZ-RIGLOS
GOUJET, JANVIER & RACHEBOEUF, 1993
Locality: From a small hill near the village of Chacoma, South of La Paz, Bolovia.
Horizon: Belen Formation.
Age: Eifelain Stage, Lower Mid Devonian Epoch, Middle Devonian.
MNHN BOD 18: A posterior portion of a braincase with central plates in dorsal view, and possibly associated endoskeletal element of unknown nature.
MNHN, BOD 19: Ventral part of the shoulder girdle of the right side.
MNHN, BOD 20: Left submarginal plate.
MNHN, BOD 21: Shoulder girdle of the right side.
MNHN, BOD 22: Fragmentary shoulder girdle from the right side in ventral view, associated with portion of the synacrual.