- Micrasida obrienorum Smith, 2013

Paratypes: 2 [unknown sex]. MEXICO: Nuevo León 3 mi. E Jcn. 57 & 60, 23/VI/1971. Colls. L. & C.W. O’Brien. Labeled: Tenebrionid base Aaron D. Smith Catalog # 78026, 0 7842. Conservation status: Complete, well-preserved.