Species: satoi OKAZAKI, 1992
Etymology: In honor of Mr. Masahiro Sato who discovered the specimen.
Holotype: KMNH VP 000,016
Locality: From a rock of river floor at Sengokukyo, Miyata-machi, Kurate Gun, Fukuoka Prefecture, Kyushu Island, Japan.
Horizon: Sengoku Formation, Wakino Subgroup, Kwanmon Group.
Biostratigraphy:
Age: Neocomian Stage, Lower Early Cretaceous Epoch, Early Cretaceous.
Material: Tooth missing tip.