Molluscans of the families Neritidae, Viviparidae, Lithoglyphidae and Pyrgulidae (Gastropoda, Pectinibrancia [Pectinibranchia]) from Kimmerian deposits of Abkhasia. Vestnik Zoologii, 1, Yanvar'-Fevral' 1995: 3-12. 11 [Zoological Record Volume 132]