Genus: Futabasaurus SATO, HASEGAWA & MANABE, 2006
Etymology: After the Tutaba Group from which the holotype specimen of the type
and only species and Greek, sauros, 'lizard'.
Species: suzukii SATO, HASEGAWA & MANABE, 2006
Etymology: In honor of Mr. Tadashi Suzuki who discovered the holotype.
Referred material:
KANIE, HASEGAWA, OKAZAKI & TATEMATSU, 1998
Locality: Uppermost stream of east branch of the Shimo-Kinenbetsu River, a tributary of the middle steam of the Obirashibe River, Northwestern Hokkaido Island, Japan.
Horizon:
Biostratigraphy:
Age: Lower Santonian Stage, Senonian Subepoch, Gulf Epoch, Late Cretaceous.
Material:
Obira specimen. 2: 6 vertebrae, 8 ribs, and an ischium.
Note: The jaws of the Vampyromorpha Provampyroteuthis giganteus are in the gut area.