Revealing the stygobiotic and crenobiotic molluscan biodiversity hotspot in Caucasus: Part I. The phylogeny of stygobiotic Sadlerianinae Szarowska, 2006 (Mollusca, Gastropoda, Hydrobiidae) from Georgia with descriptions of five new genera and twenty-one new species


	1–6 Caucasogeyeria chrysomallos sp. nov., Samegrelo, Mukhuri, Kanti, Mapeli Spring 1 holotype 2–6 paratypes 7, 8 Caucasogeyeria chrysomallos sp. nov., Samegrelo, Mukhuri, Kanti, Mapeli Spring 9 Caucasogeyeria cf. gloeri, Samegrelo, Mukhuri, Mapeli Cave, paratype. The numbers correspond to individuals, and the letters represent the different views of the same individual. Photograph J. Grego.

Part of: Grego J, Mumladze L, Falniowski A, Osikowski A, Rysiewska A, Palatov DM, Hofman S (2020) Revealing the stygobiotic and crenobiotic molluscan biodiversity hotspot in Caucasus: Part I. The phylogeny of stygobiotic Sadlerianinae Szarowska, 2006 (Mollusca, Gastropoda, Hydrobiidae) from Georgia with descriptions of five new genera and twenty-one new species. ZooKeys 955: 1-77. https://doi.org/10.3897/zookeys.955.51983