Studies of Madagascan Ptiliidae (Coleoptera) 1: The Tribe Discheramocephalini including eighteen new species Author Darby, Michael text Zootaxa 2013 3718 3 239 266 journal article 42987 10.11646/zootaxa.3718.3.2 5a826d17-bd9a-4646-9603-f9a45a23ac5c 1175-5326 247941 003A16B5-34C5-48F8-A41C-8B784F3B06CB Dacrysoma varium sp. n. ( Figs. 6 , 42 , 60 , 63 , 78 , 91) Habitus Fig. 6 . Length. 0.80–0.81 mm . Colour: yellowy brown, antennae clear yellow, legs slightly darker yellow. Antennomeres 3–11 Fig.42 . Pronotum 0.22 mm long, 0.32 mm wide, pubescence very long, approximately one third length of pronotum, Figs. 60 , 63 . Elytra 0.51 mm long, 0.44 mm wide, pubescence slightly shorter than pronotum. Male : aedeagus Fig. 91 Female : spermatheca Fig. 78 Etymology. This epithet is taken from the Latin adjective varius , meaning variable, and reflects the degree of variation apparent in this species. Remarks. A variable species which is most easily distinguished by the length of the pubescence and the form of the genitalia. FIGURES 35–40. Dacrysoma spp.. 35, D. felis ; 36, D. denticulatum , mesoventral process showing perforation (x 850); 37, D. denticulatum , mesoventral process showing perforation (x1020); 38, D. varium aedeagus (x1260); 39, D. ravelosoni aedeagus (x1180); 40, D. fusum aedeagus (x1440). FIGURES 41–55. Dacrysoma spp. antennomeres 3–11 (hairs omitted). 41, D. ranomafanense ; 42, D. varium ; 43, D. denticulatum ; 44, D. ravelosoni ; 45, D. rahanitriniainae ; 46, D. dolorosum ; 47, D. nigerrimum ; 48, D. fabrum ; 49, D. imitatum ; 50, D. longulum ; 51, D. subinsulsum ; 52, D. andasibense ; 53, D. fusum ; 54, D. pilosum ; 55, D. delicatum . FIGURES 56–61. Dacrysoma spp. pronota. 56, D. ravelosoni (x515); 57, D. nigerrimum (x530); 58, D. ranomafanense (x555); 59, D. fabrum (x555); 60, D. varium (x525); 61, D. rahanitriniainae (x635). FIGURES 62–76. Dacrysoma spp. pronota. 62, D. ranomafanense ; 63, D. varium ; 64, D. denticulatum ; 65, D. ravelosoni ; 66, D. rahanitriniainae ; 67, D. dolorosum ; 68, D. nigerrimum ; 69, D. fabrum ; 70, D. imitatum ; 71, D. longulum ; 72, D. subinsulsum ; 73, D. andasibense ; 74, D. fusum ; 75, D. pilosum ; 76, D. delicatum . Type data. Holotype : ♀, Andasibe N.P., Circuit Indri 2, sifting, 20.xi.2010 , S.Rahanitriniaina (BMNH). Paratypes : 21 exs. same data as holotype ; 14 exs., Andasibe, ASB/ 09/2011, forest litter, sifting, Winkler app. extr., S.18˚56’506’’ E.48˚25’222’’, 944 m , 12.iv.2011 , L.S.Rahanitriniaina (BMNH).; 2♀, Andasibe N.P., ASB/07/2011, shallow ravine, sifting, Winkler app. extr., S.18˚56’505’’ E. 48˚25’204’’, 947 m , 11.iv.2011 , L.S.Rahanitriniaina (BMNH).