About 4mm

Ningua Reserve, 1100M, near the summit, rain forest, in the litter.

"This species is known from two localities, Ningua Reserve and Plateau de Dogny, and specimens have been collected from 900–1300 m elevation. These beetles occupy ground-level microhabitats."

LIEBHERR James K. , Cladistic classification of Mecyclothorax Sharp (Coleoptera,Carabidae, Moriomorphini) and taxonomic revision of the New Caledonian subgenus Phacothorax Jeannel, Dtsch. Entomol. Z. 65 (1) 2018, 1–63 | DOI 10.3897/dez.65.21000