Genus: Promystriosuchus CASE, 1922
Etymology:

Species: ehlersi CASE, 1922
= Paleorhinus ehlersi (CASE, 1922)
Etymology:
= Parasuchus ehlersi (CASE, 1922)
= Parasuchus (Paleorhinus) ehlersi (CASE 1922) CHATTERJEE, 1978

Holotype: UMMP V7487

Locality: Near the head of Holmes Creek, Crosby County, Texas.

Horizon: Camp Springs Member, Dockum Formation.

Biostratigraphy:

Age: Early Carnian Stage, Late Triassic Epoch, Late Triassic.
Note: ?Tecovas Formation, Late Carnian State, Early Late Triassic Epoch, Late Triassic.

Material: Crushed skull.

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