Acicula bakanense Steklov, 1966 † accepted as Acicula parcelineata (Clessin, 1911) (original description)
Caracollina fraudulosa Steklov, 1966 † accepted as Klikia (Steklovia) fraudulosa (Steklov, 1966) † accepted as Apula fraudulosa (Steklov, 1966) † (original description)
Carychium marinae Steklov, 1966 † accepted as Carychiella marinae (Steklov, 1966) † (original description)
Carychium plicatum Steklov, 1966 † accepted as Carychium pachychilus Sandberger, 1872 † (original description)
Carychium starobogatovi Steklov, 1966 † (original description)
Caspicyclotus praesieversi Steklov, 1966 † accepted as Caspicyclotus sieversi (L. Pfeiffer, 1871) (original description)
Caucasotachea andrussovi Steklov, 1966 † (original description)
Caucasotachea fortangensis Steklov, 1966 † (original description)
Caucasotachea kubanica Steklov, 1966 † (original description)
Caucasotachea maslovae Steklov, 1966 † (original description)
Chondrula (Chondrula) licharevi Steklov, 1962 † (additional source)
Chondrula (Chondrula) microtraga (Rossmässler, 1839) accepted as Chondrula microtragus (Rossmässler, 1839) (basis of record)
Chondrula (Chondrula) microtraga psedachica Steklov, 1964 † (basis of record)
Chondrula (Chondrula) microtraga sunzhica Steklov, 1962 † accepted as Chondrula sunzhica Steklov, 1962 † (basis of record)
Chondrula (Chondrula) tchetchenica Steklov, 1962 † (basis of record)
Chondrula (Mastus) H. Beck, 1837 accepted as Mastus H. Beck, 1837 (basis of record)
Chondrula (Mastus) caucasica (L. Pfeiffer, 1852) accepted as Mastus caucasica (L. Pfeiffer, 1852) (basis of record)
Chondrula (Mastus) caucasica strigata Steklov, 1966 † (original description)
Chondrula (Mastus) forcarti Steklov, 1966 † (original description)
Chondrula (Mastus) minima Steklov, 1966 † (original description)
Chondrus pusanovi Steklov, 1966 † (original description)
Daudebardia (Daudebardia) fragilis Steklov, 1966 † represented as Daudebardia fragilis Steklov, 1966 † (original description)
Daudebardia (Daudebardia) praelederi Steklov, 1966 † represented as Daudebardia praelederi Steklov, 1966 † (original description)
Euxinophaedusa steklovi Likharev, 1962 † (basis of record)
Euxinophaedusa volkovae Likharev, 1962 † (basis of record)
Gastrocopta (Albinula) ukrainica Steklov, 1966 † represented as Gastrocopta ukrainica Steklov, 1966 † (original description)
Gastrocopta (Albinula) zamankulense Steklov, 1966 † (original description)
Gastrocopta (Sinalbinula) calumniosa Steklov, 1966 † (original description)
Gastrocopta (Sinalbinula) farcimen (F. Sandberger, 1872) † represented as Gastrocopta farcimen (F. Sandberger, 1872) † (basis of record)
Gastrocopta (Sinalbinula) pseudotheeli Steklov, 1966 † represented as Gastrocopta pseudotheeli Steklov, 1966 † (original description)
Gastrocopta (Vertigopsis) magna Steklov, 1966 † (original description)
Helicella libidinosa Steklov, 1966 † (original description)
Helicella sunzhica Steklov, 1966 † (original description)
Helix maeotica Steklov, 1966 † (original description)
Laeviphaedusa miocaenica Likharev & Steklov, 1965 † (basis of record)
Microstele alamellata Steklov, 1966 † (original description)
Microstele buryaki Steklov, 1966 † (original description)
Microstele caucasica Steklov, 1966 † (original description)
Monacha externa Steklov, 1966 † (original description)
Monacha praeorientalis Steklov, 1966 † (original description)
Pontophaedusa praefuniculum Likharev, 1962 † (basis of record)
Pupilla belokrysi Steklov, 1966 † (original description)
Pupilla mutabilis Steklov, 1966 † (original description)
Pupilla signataeformis Steklov, 1966 † (original description)
Pupilla triplicatoidea Steklov, 1966 † (original description)
Pupilorcula Steklov, 1966 † (original description)
Pupilorcula karaganica Steklov, 1966 † (original description)
Quadriplicata farsica Likharev & Steklov, 1965 † (basis of record)
Quadriplicata intermedia Likharev, 1962 † (basis of record)
Retowskia matyokini Steklov, 1962 † (basis of record)
Retowskia schlaeflii pliocenica Steklov, 1962 † (basis of record)
Serrulina (Pravispira) nazranica Likharev, 1962 † (basis of record)
Strobilops (Eostrobilops) caucasica Steklov, 1961 † accepted as Eostrobilops caucasica (Steklov, 1961) † (basis of record)
Strobilops (Strobilops) ukrainica Steklov, 1966 † accepted as Strobilops ukrainicus Steklov, 1966 † (original description)
Tropidomphalus (Pseudochloritis) fortangensis Steklov, 1966 † (original description)
Tropidomphalus (Pseudochloritis) psedachicus Steklov, 1966 † (original description)
Truncatellina dentata Steklov, 1966 † (original description)
Zebrina gumsiana Steklov, 1966 † (original description)
Zootecus insularis caucasicus Steklov, 1966 † (original description)