Genus: Microzemiotes BURCH, EDDINS, STOCKER, KLIGMAN, MARSH, PARKER & NESBITT, 2024
Etymology: Greek, micro, "small," and Greek, zemiotes, "punisher,"

Species: sonselaensis BURCH, EDDINS, STOCKER, KLIGMAN, MARSH, PARKER & NESBITT, 2024
Etymology: In reference to the Sonsela Member of the Chinle Formation, which produced this specimen.

Holotype: DMNH PAL 2-18-05-0017

Locality: Green Layer site, southeast of Petrified Forest National Park, Apache County, Arizona.

Note: Exact locality information on file at the Perot Museum of Nature and Science for qualified researchers.

Horizon: Lower part of the Jim Camp Wash beds, Sonsela Member, Chinle Formation.

Biostratigraphy:

Age: Revueltian, Norian Stage, Late Triassic Epoch, Late Triassic.

Material: A partial left dentary with 3 preserved teeth.

Note: Venomous like teeth.

Microzemiotes sonselaensis after BURCH, EDDINS, STOCKER, KLIGMAN, MARSH, PARKER & NESBITT, 2024: A) lingual; B), labial, and C) dorsal views.