Genus: Sahitischus KELLNER, PINHEIRO & CAMPOS, 2014
Etymology: Sahiti comes from the Xavante Culture, sahi ti, one of the indigenous Brazilian inhabitiants, 'to be angry or to be brave'; in allusion to warriors, and Greek, souchos, "crocodile," referring to the Egyptian crocodile god.

Species: fluminensis KELLNER, PINHEIRO & CAMPOS, 2014
Etymology: fluminensis is a latinization of fluminense, designation of citizens born in the Rio de Janeiro State.

Holotype: MCT 1730-R

Locality: Sao Jose Farm, Sao Jose de Itaborai Municipal District, ENE in the Rio de Janeiro Metropolitan Area, 22°50'20"S, 42°52'30"W, Rio de Janeiro State, Brazil.

Horizon:

Biostratigraphy: Itaboraian SALMA, South American Land Mammals Age.

Age: Middle Upper Paleocene Epoch, Lower Paleogene Period, Lower Tertiary Subera, Cenozoic Era.

Material: Almost complete skull and lower jaw, proatlas, intercentrum, the axis and 3rd cervical vertebra.

Sahitischus fluminensis (modified from Kellner et al. 2014).