Ichnogenus: Itsukisauropus AZUMA & TAKEYAMA, 1991
Etymology: Named after the type locality of the type species, Itsuki in Izumi Village, Fukui Prefecture, Honshu Island, Central Japan.

Ichnospecies: izumiensis AZUMA & TAKEYAMA, 1991
Etymology: Named after the type locality in Izumi Village, Fukui Prefecture, Honshu Island, Central Japan.

Holotype: FPMN 900891

Locality: Roadside cliff of Itsuki in Izumi Village, Lat. 35°55’N, Log. 136°41’N, Fukui Prefecture, Honshu Island, Central Japan.

Horizon: From the Itsuki shale member, the upper part of the Itoshiro Subgroup.

Biostratigraphy:

Age: Berriasian Stage, Lower Neocomian Subepoch-Barremian Stage, Lower Gallic Subepoch, Early Cretaceous Epoch, Early Cretaceous.

Material: A single mold.