Omalium riparium impar Mulsant & Rey, 1861
(Figs. 6, 23–24, 38)
Omalium riparium impar Mulsant & Rey, 1861: 182
Material examined. RUSSIA: KRASNODAR TeRRITORY: 1 ♁: 6 km NE Soloniko vill., Sochi National Park. 28– 30.05.2009. A.V. Anichtchenko leg. (cSh); 1 ♁, 1 ♀: Caucasus Nature Reserve, Khosta, Tiso-Samshitovaya Roshcha, Khosta River . 20 m a.s.l., river bank: under stones and in mosses between Ranunculus . 15.05.1985. A.B. Ryvkin leg. (cSh) .
Published records. RUSSIA: KRASNODAR TeRRITORY: Zanetti 2002: 55.
Distribution. Omalium riparium impar is distributed in Northern Africa and Europe (Schülke & Smetana 2015).
Remarks. Habitus as in Fig. 6. Aedeagus as in Figs. 23–24. Female genital segment as in Fig. 38.