An annotated checklist of the aquatic Polyphaga (Coleoptera) of Egypt I. Family Hydraenidae Author Salah, Mohamed Zoology & Entomology Department, Faculty of Science, Helwan University, 11795 - Helwan, Cairo, Egypt Author Cueto, Juan Antonio Régil Department of Biodiversity & Environmental Management (Zoology), León University, 24071 - León, Spain Author Valladares, Luis F. Department of Biodiversity & Environmental Management (Zoology), León University, 24071 - León, Spain lfvald@unileon.es text Zootaxa 2014 2014-10-16 3873 3 275 284 journal article 5296 10.11646/zootaxa.3873.3.6 583c2a18-5e1a-4ea4-97f3-063fd5773d08 1175-5326 4948187 A44EA760-3184-49C1-85D2-5DA5F21D056C 10— Ochthebius (Ochthebius) ragusae Kuwert, 1887 Ochthebius ragusae Kuwert, 1887:398 TYPE LOCALITY: Sicily ( Italy ) . LECTOTYPE : MHNP, designated by Jäch (1989:113) . IDENTIFICATION: Jäch (1989:113) . DISTRIBUTION: PAL–SI. REFERENCES: Jäch (1989 , 2004 ); Hansen (1998) ; Ertorun & Tanatmış (2010) .