Анотація:
Acanthocyclops venustus stammeri Kief. has been found in interstitial water of two Caucasian rivers (Dzhubga and Psezuapse) near the Black Sea (salinity 1.02 and 5.92 ‰ respectively), A. kieferi (Chappuis) in three caves and interstitial waters in Zakarpatye and Predkarpatye of the Ukraine. A. kieferi is suggested to be polytypic; it is presented as a nominate subspecies within the main part of its range, as A. kieferi hispanicus in the western, and as A. kieferi sambugarae in the southern parts of the species range. Comprehensive illustrated redescriptions.