1 Caucasopsis olsavskyi sp. nov., Samegrelo, Chkhorotsku, Nazodelavo Cave, holotype 2 C. letsurtsume sp. nov., Samegrelo, Chkhorotsku, Letsurtsume, Letsurtsume Cave, holotype 3 C. letsurtsume sp. nov., Samegrelo, Chkhorotsku, Kachara Cave 4 C. egrisi sp. nov., Samegrelo, Pirveli Balda, Motena Cave form 5, 6 C. egrisi sp. nov., Samegrelo, Pirveli Balda, spring in village: 5 holotype 6 paratype 7 Imeretiopsis prometheus sp. nov., Imereti, Kumistavi, Prometheus Cave, holotype 8 I. cameroni sp. nov., Imereti, Kutaisi, Iazoni (Tskhal-Tsiteli) Cave Spring, holotype 9 I. nakeralaensis sp. nov., Imereti, Tikibuli, spring above Tikibuli-Nikortsminda road to Nakerala pass, holotype 10 C. letsurtsume sp. nov., Samegrelo, Chkhorotsku, Letsurtsume, Letsurtsume Cave, robust morphotype. 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