Genus: Nominosuchus EFIMOV, 1996
Etymology: In reference to the depression Nomin-Gobi, Mongolia and Greek, souchos, “crocodile”: Nomin-Gobi crocodile.
= Kominosuchus GUBIN & SINTZA, 1996 (sic)

Species: matutinus EFIMOV, 1996
Etymology: Latin, matutinus, “morning, early.”

Holotype: PIN No. 4174/4

Locality: Shar Teeg Locality, Trans-Altai Gobi Aimak, Mongolia.

Horizon: Tsagaantsav (Ulann Malgajtsky) Svita, Ulan Malgait Beds.

Biostratigraphy:

Age:?Tithonian Stage, Upper Malm Epoch, Late Jurassic.

Material: Incomplete skull.

Referred material:

PIN Nos. 4174/3, 4174/5: 2 partial skulls.

Fragments of skulls and skeletons.


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Species: arcanus KURZANOV, EFIMOV & GUBIN, 2003
Etymology: Latin, arcanus, "latent."
= Protosuchia incertae sedis WATABE, TSOGTBAATAR, TSUIHIJI & BARSBOLD, 2003

Holotype: PIN No. 4174/6

Locality: Shar Teeg Locality, Trans-Altai Gobi Aimak, Mongolia.

Horizon: Tsagaantsav (Ulann Malgajtsky) Svita, Ulan Malgait Beds.

Biostratigraphy:

Age:?Tithonian Stage, Upper Malm Epoch, Late Jurassic.

Material: Anterior region of the skull.

Nominosuchus arcanus (after Kurzanov et al., 2003).