Genus: Brachygnathosuchus MOOK, 1921
Etymology: Greek, brachys, "short," Greek, gnathos, "jaw" and Greek, suchos, "crocodile."

Species: braziliensis MOOK, 1921
Etymology: In reference to Brazil, where the specimen was discovered.

Holotype:

Locality: Upper Purus River, Amazonas State, Western Brazil.

Horizon:

Biostratigraphy:

Age: ?Pliocene Epoch, Upper Neogene Period, Lower Quaternary Subera, Upper Cenozoic Era.

Material: Portion of right dentary, dorsal centrum, vertebral centrum, and dermal scute.
Note: = Deinosuchus terror according PATTERSON, 1936