Plate 15 from: 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

Plate 15 1Caucasogeyeria ignidona sp. nov., Imereti, Kumistavi, Prometheus Cave, holotype 2Caucasogeyeria colchis sp. nov., Samegrelo, Pirveli Balda, Motena Cave, holotype 3Caucasogeyeria colchis sp. nov., Samegrelo, Pirveli Balda, spring in village, holotype 4Caucasogeyeria colchis sp. nov., Imereti, Nakhriduri 2 left side spring in Turchu Gamosadivari Basin above small ford, paratype 5–8Caucasogeyeria pseudocolchis sp. nov., Samegrelo, Mukhuri, Shisha Spring 5 holotype 6–8 paratypes. The numbers correspond to individuals, and the letters represent the different views of the same individual. Photograph J. Grego.