Genus: Pachycentrata BÁEZ, & RAGE, 2004
Etymology: Greek, pachus, “thick” and Latin, centrata, "center": In reference to the thick deposits of bone on the vertebral centra.
= Pachybatrachus BÁEZ & RAGE, 1998 non KEFERSTEIN, 1868 (Pachybatrachus petersii Amphibia, Anura, Microhylidae)
Etymology: Greek, pachus, “thick” and Greek, batrachos, “frog”: thick frog.

Species: taqueti (BÁEZ & RAGE, 1998) BAEZ & RAGE, 2004 (Type)
= Pachybatrachus taqueti BÁEZ & RAGE, 1998
Etymology: In honor of Dr. Philippe Taquet, paleontologist of the Museum National d’Histoire Naturelle, Paris, France, who conducted several expedition to In Beceten.

Holotype: MNHN-IBC 1404

Locality: In Becten (or Ibecten), approcimately 90 km east-north-east of Tahoua, Republic of Niger, Central West Africa.

Horizon: Ibecten Formation.

Biostratigraphy:

Age: Coniacian-Santonian, Senonian subepoch, Middle Gulf Epoch, Early Cretaceous.

Material: Braincase and otic capsules.

Referred material:

MNHN-IBC 1605: Braincase and otic capsules.

MNHN-IBC 1606: Right otocciptial.

MNHN-IBC 1607: Incoplete right otocciptal.

MNHN-IBC 1608: Left otoccipital.

MNHN-IBC 1609: Braincase and otic capsules.

MNHN-IBC 1610: Anterior portion of braincase.

MNHN-IBC 1611-1612: Atlantal complexes.

MNHN-IBC 1613-1615: Presacral vertebrae III.

MNHN-IBC 1614: Presacral vertebra, V?

MNHN-IBC 1616-1618: Presacral vertebrae.

MNHN-IBC 1619-1623: Sacrococcyz.