Species: naylori GARDNER, 2012
Etymology: In honor of Dr. Bruce G. Naylor (deceased), who first sugested the existence of thes new species inhis 1983 publication.
= cf. Piceoerpeton NAYLOR, 1983

Holotype: UALVP 14918

Locality: Bug Creek Anthills (BCA), 80 feet below the Tullock Formation in the west half of Section 9, T22N, R43E, McCone County, Montana.

Horizon: Hell Creek Formation.

Biostratigraphy:

Age: Lancian age, upper Maastrichtian Stage, Upper Senonian subepoch, Upper Upper Gulf epoch, Late Cretaceous.

Material: Atlantal centrum.

Referred material:

UALVP 40122: Trunk vertebra.

 

Locality: Bushy Tail Blowout, Montana.

Horizon: Lance Formation.

Biostratigraphy:

Age: Lancian age, upper Maastrichtian Stage, Upper Senonian subepoch, Upper Upper Gulf epoch, Late Cretaceous.

Material:

UALVP 43920: Atlas.