Genus: Vaughnictis BROCKLEHURST, REISZ, FERNANDEZ, & FRÖBISCH, 2016
Etymology: The first part of the generic name is a homage to Peter Vaughn, who, as couauthor of the orginal publication, completed the orginal description of the species from this locality, and has made substantial contributions to our knowledge of the Paleozoic vertebrates of North America: -ictis refers to the fact that this was a predatory carnivore with stabbing teeth.

Species: smithae (LEWIS & VAUGHN, 1965) BROCKLEHURST, REISZ, FERNANDEZ, & FRÖBISCH, 2016
Etymology:
= Mycterosaurus? smithae LEWIS & VAUGHN, 1965

Holotype: MCZ 2985

Locality: Locality 11, from a band from 1/10 to 3/4 mile wide on both sides of the San Miguel River for 4 miles upstream and 4 miles downstream from the town of Placerville, San Miguel County, Colorado.

Horizon: Cutler Cutler Formation.

Biostratigraphy:

Age: Virgilian, Gzelian Epoch, Late Pennsylvanian.

Material: Fragmentary skull, 5 poorly preserved vertebrae and their ribs, the proximal half of a femur, the proximal half of a tibia and other, poorly preserved fragments.

Referred material:

Locality: Locality 5, from a band from 1/10 to 3/4 mile wide on both sides of the San Miguel River for 4 miles upstream and 4 miles downstream from the town of Placerville, San Miguel County, Colorado.

Horizon: Cutler Cutler Formation.

Biostratigraphy:

Age: Virgilian, Gzelian Epoch, Late Pennsylvanian.

Material:

USHM 22098: A string of 7 or more poorly preserved posterior dorsal vertebrae, a partial left femur, and fragments of the bones.