3.2.5.1. [ Omalium foraminosum Mäklin, 1852]
Omalium foraminosum Mäklin, 1852: 321 .
For other references see Herman (2001a).
Remarks. The Nearctic Omalium foraminosum is known from USA and Canada (Herman 2001a). Eppelsheim (1893) erroneously recorded “zwei Ex.” from ‘Quellgebiet des Irkut’ (Buryatia).