Piezocranum medvedevi V.G. Putshkov, 1961c: 28 (junior secondary homonym of Orthocephalus medvedevi Kiritshenko, 1951). LT (P.V. Putshkov, 1998: 250): male, Ukraine, Lugansk Prov., Streletskaya Step' Nature Reserve; Schmalhausen Institute of Zoology, Kiev, Ukraine.
Orthocephalus putshkovi Namyatova & Konstantinov, 2009: 68. New name for Piezocranum medvedevi V.G. Putshkov, 1961.