Species: keuperinus PLIENINGER, 1852 (corrected spelling by HELLRUNG, 1987)
Etymology:
= Hyperokynodon keuperianum PLIENINGER 1852
= Hyperokynodon keuperinum (PLIENINGER, 1852) JAEGER, 1857

Holotype: SMNS 16670

Locality: Jägerhaus quarry near Heilbronn, Wartberg near Heilbronn, Baden-Württemberg, South west Germany.

Horizon: Schilfsandstein (flooding facies), Middle Keuper.

Biostratigraphy:

Age: Early Tuvalian, Late Carnian Stage, Early Late Triassic Epoch, Late Triassic.

Material: Fragmentary skull.

Referred material:

SMNS 55910: Mould of a snout of a very larger Tertrema-like trematosaurid.