Genus: Naashoibitosaurus HUNT & LUCAS, 1993
Etymology: Derives from the Naashoibito member of the Kirkland Formation, saurus Latin for lizard.

Species: ostromi HUNT & LUCAS, 1993
Etymology: In honor of John Ostrom.

Holotype: NMMNH P16106

Locality: San Juan Basin, New Mexico.

Horizon: De-na-zin Member (not Naashoibito Member), Lower Kirtland Formation.


Age: Judithian age, Upper Campanian Stage, Senonian Subepoch, Gulf Epoch, Late Cretaceous.


Note: Paleopathology, extensive healed scars of the posterior skull roof (HORNER, 1992).