Genus: Dvellecanus SZOSTAKIWSKYJ, PARDO, & ANDERSON, 2015
Etymology: The genus name is based on an anagram for "Cleveland", the Oklahoma county in which the type locality was discovered.

Species: carrolli SZOSTAKIWSKYJ, PARDO, & ANDERSON, 2015
Etymology: In honor of Robert L. Carroll, whose monographic work, "The Order Microsauria", is a landmark work in microsaur morphology and systematics.
= Goniorhynchus stovalli OLSON, 1970

Holotype: UCMP 202940 (previously UCLA-VP 2940).

Locality: Norman Locality, SW 1/4, NW 1/4, Sec. 13, T8N, R2W, Cleveland County, Oklahoma.

Horizon: Hennessey Formation, (Arroyo equivalent), Low Clear Fork Group.

Biostratigraphy:

Age: Leonardian Stage, Lower Rotliegendes Epoch, Early Permian.

Material: Skull and lower jaws.