The Hydrophiloid beetles of Socotra Island (Coleoptera: Georissidae, Hydrophilidae) Fikáček, Martin Delgado, Juan A. Gentili, Elio Acta Entomologica Musei Nationalis Pragae 2012 2012-12-17 52 107 130 SVZF (Marsham, 1802) Marsham 1802 [380,897,708,733] Insecta Hydrophilidae Cercyon Animalia Coleoptera 20 127 Arthropoda species nigriceps Cercyon   Material examined. 1 J, 1 ♀, 5 spec.( NMPC): Al Haghier Mts., wadi Madar, 12°33.2′N54°00.4′,  1180–1230 ma.s.l.,  12.–14.xi.2010, J. Hájeklgt.;  2 spec.( NMPC): Al Hagier Mts., W slopes, Skant area, 12°35′52″N54°00′01″,  1240 ma.s.l.,  2.xii.2003, D. Krállgt.; 1 spec.( NMPC): Hadiboh env., 12°65′02″N 54°02′04″E, ca.  10–100 ma.s.l.,  21.xi.–12.xii.2003, D. Krállgt.;  1 spec.( NMPC): Zemhon area, 12°30′58″N 54°06′39″E,  270–350 ma.s.l.,  3.–4.ii.2010, Purchart& Vybírallgt.;  2 spec.( CULS): Dixamplateau, Sirhin area, 12°31′08″N 53°59′09″E,  812 ma.s.l.,  1.–2.xii.2003, J. Farkačlgt.;  1 spec.( NMPC): same label data, but P. Kabáteklgt.;  4 spec.( NMPC): Dixamplateau, Firmihin(  Dracaenaforest), 12°28.6′N 54°01.1′E,  490 ma.s.l.,  15.–16.xi.2010, J. Bezděklgt;  1 spec.( PLCL): wadi Ayhaft,  28.ii.–1.iii.2009, P. Lo Cascio& F. Gritalgt.;  6 spec.( NMPC): Dixiamplateau, wadi Esgego, 12°28′09″N 54°00′36″E,  300 ma.s.l.,  2.–3.xii.2003, lgt. D. Král.   Distribution.Originally most probably Oriental (S. Ryndevich, pers. comm.), this species was introduced during or prior to the 19th century to tropical and subtropical areas all over the world, and occurs rarely in adjacent temperate regions. Previously recorded from Socotra Islandby WRANIK (2003). 2010-11-12 2010-11-14 2010-11-12 NMPC Hajek 1205 12.553333 Al Haghier Mts. wadi Madar 20 127 6 1 2003-11-21 2003-12-12 2003-11-21 NMPC D. Kral 1240 12.597777 Al Hagier Mts. 21 54.034443 Skant area 20 127 3 2010-02-03 2010-02-04 2010-02-03 NMPC Purchart & Vybiral 310 12.516111 Zemhon area 21 54.110832 20 127 1 2003-12-01 2003-12-02 2003-12-01 CULS J. Farkac 812 12.518888 Dixam 21 53.985832 Sirhin area 20 127 2 [450,904,887,907] NMPC Kabatek 20 127 1 2010-11-15 2010-11-16 2010-11-15 NMPC J. Bezdek 490 12.476666 Dixam 129 54.018333 Firmihin 20 127 4 2009-02-28 2009-03-01 2009-02-28 PLCL Lo Cascio & Grita wadi Ayhaft 20 127 1 2003-12-02 2003-12-03 2003-12-02 NMPC D. Kral 300 12.469166 Dixiam 21 54.01 wadi Esgego 20 127 6