A review of the genus Möllendorff, 1899 (Gastropoda, Pulmonata, Camaenidae).

In this paper an overview of the species is provided, and the intraspecific variability of several species demonstrated on multiple shells. Páll-Gergely, and Páll-Gergely, are described based on specimens found in museum collections. Five new synonyms are recognized: Möllendorff, 1899 is a new synonym of Möllendorff, 1899, Möllendorff, 1899 is a new synonym of (H.

Genus-level revision of the Alycaeidae (Gastropoda, Cyclophoroidea), with an annotated species catalogue.

412 species-group names (including 11 replacement names), and 14 genus-group names of the Alycaeidae have been introduced to date. Type materials of 85% (336) of the known species and subspecies were examined, a further 5% (19) of the taxa were studied using available non-type material, and for another 6% (22) the original descriptions were sufficiently detailed to evaluate their taxonomic status. Only 3% of the taxa (12) could not be examined.

Two new species and a new name (Crustacea: Amphipoda: Gammaridae) from Northwest China.

Two new species of the genus Gammarus are described and illustrated from Northwest China. A new species name Gammarus tianshan nom. nov.