Ichnogenus: Toyamasauripus MATSUKAWA, HAMURO, MIZUKAMI & FUJII, 1997
Etymology: In reference to the Toyama Prefecture, Japan, Greek, sauros, “lizard”, and Greek, pus, " foot": Toyama lizard foot.

Ichnospecies: masuiae MATSUKAWA, HAMURO, MIZUKAMI & FUJII, 1997
Etymology: In honor of Mrs Masui Hamuro, wife of Toshikazu Hamuro, one of the authors.

Holotype: TGUSE-DT 1001 and paratypes TGUSE-DT 1002, TGUSE-DT 1003

Locality: Oshimizu, Ooyama-Machi, Kaminikawa-jun, Toyama Prefecture, Honshu Island, Japan.

Horizon: Inotani alternating beds Member, Nagatogawa Formation, Itoshiro Subgroup.

Biostratigraphy:

Age: Early Cretaceous.

Material: Slender-toed gracile tracks.

Referred material:

Number: Not given: 33 trackways.

Note: May belong to a small theropod.