Genus: Plagiosternum SCHMIDT, 1931 non FRAAS, 1913
Etymology:

Species: nanum SCHMIDT, 1931
Etymology: Greek, nanus, "dwarf."

Number:

Locality: Thurigia State, Germany.

Horizon: Lettenkohlen sandstone.

Biostratigraphy:

Age: Late Triassic.

Material: Fragmentary skull.