Revision of the circumglobal deep-sea genus Leucicorus (Teleostei, Ophidiidae) with two new species Author Schwarzhans, Werner W. Zoological Museum, Natural History Museum of Denmark, Universitetsparken 15, 2100 Copenhagen Ø, Denmark and Ahrensburger Weg 103, 22359 Hamburg, Germany Author Nielsen, Jørgen G. Zoological Museum, Natural History Museum of Denmark, Universitetsparken 15, 2100 Copenhagen Ø, Denmark. jgnielsen @ snm. ku. dk Author Mundy, Bruce C. Ocean Research Explorations, P. O. Box 235926, Honolulu, HI 96823, USA. mundyichthyo @ gmail. com text Zootaxa 2022 2022-02-22 5100 4 541 558 journal article 20509 10.11646/zootaxa.5100.4.5 88055c49-f6af-41f7-9672-96d9572b7639 1175-5326 6224876 8DD15BEE-86E0-4DD8-AC05-6C76A993508C Key to species of Leucicorus 1a Extensive squamation on opercle, preopercle and occiput; transversal scale rows ≥25; inner face of otolith more strongly convex than outer face.................................................................................... 2 1b Reduced squamation on opercle, preopercle and occiput; transversal scale rows ≤21 (not considering ROV live photographs); inner face of otolith nearly flat, outer face distinctly convex................................................... 3 2a Dorsal fin rays 110–114; anal fin rays 96–99; vertebrae 68–69; transversal scale rows 35–40.................. lusciosus 2b Dorsal fin rays 97; anal fin rays 73–80; vertebrae 62; transversal scale rows 25...................... gerringerae n. sp. 3a Dorsal fin rays 88–94; anal fin rays 68–80; no eye lens or lens smaller than 10% of black eye; OL:OH = 1.2–1.55.................................................................................................... atlanticus 3b Dorsal fin rays 105; anal fin rays 87; lens at least 50 % of black eye; OL:OH = 1.73..................... lentibus n. sp.