Revision of the genus Theopea Baly (Coleoptera: Chrysomelidae: Galerucinae) of East Asia: species lacking modified clypeus in males and the T. sauteri species group Author Lee, Chi-Feng Author Bezdĕk, Jan text Zootaxa 2018 2018-11-01 4508 3 334 376 journal article 28042 10.11646/zootaxa.4508.3.2 1a35d13d-57fb-4944-80b7-c73bb58274e4 1175-5326 2607143 4C0CAE39-B5C3-419C-9A4D-493806280141 Key to the species of Theopea in East Asia , excluding species with modified clypeus in males 1 Longitudinal ridges on elytra distinct...................................................................... 2 - Longitudinal ridges on elytra indistinct or reduced........................................................... 9 2 Elytra with extremely coarse punctures, space between punctures narrower than diameters of punctures; head and prothorax yellow except vertex and pronotum; Taiwan ( Figs 2 D–2H)......................................... collaris Kimoto - Elytra with coarse punctures, space between punctures broader than diameters of punctures; head and prothorax metallic blue or green except mouth parts............................................................................. 3 3 General color metallic green; longitudinal ridges on elytra apically abbreviated from apical 1/3 ( Figs 4 A–4C); antennomeres III–VII straight in males ( Fig. 5A ); Taiwan ..................................................... T. cheni sp. nov. - General color metallic blue; longitudinal ridges on elytra not apically abbreviated; antennomeres III–VII more or less curved................................................................................4. ( T. sauteri species group) 4 Males with longitudinal ridges on the elytra more or less reduced................................................ 5 - Males with longitudinal ridges on the elytra prominent...................................................... w8 5 Penis asymmetric, bent to the right ( Figs 14 C–14E, 20C–20E)................................................. 6 - Penis symmetrical ( Figs 15 C–15E, 18C–18F)............................................................... 7 6 Penis relatively slender, 10.0x longer than wide; dorsal sclerite of endophallus extremely elongate, 3.6x longer than basal piece; Laos ( Figs 20 C–20E)............................................................... T. sekerkai sp. nov. - Penis relatively broad, 9.0x longer than wide; dorsal sclerite of endophallus less elongate, 1.6x longer than basal piece; China ( Figs 14 C–14E)............................................................... T. coerulea Gressitt & Kimoto 7 Triangular sclerites of endophallus elongate; ventral sclerites absent; basal piece longer than apical piece, with longitudinal row of tiny teeth along lateral margin; India ( Figs 15 C–15E)...................................... T. geiseri sp. nov. - Triangular sclerites of endophallus small; ventral sclerites present; basal piece shorter than apical piece, without tiny teeth; China , Laos , Vietnam ( Figs 18 C–18F)...................................................... .. laosensis sp. nov. 8 Males with antennomeres III–X moderately curved ( Fig. 19A ); swollen tarsomeres I of front legs not apically narrowed ( Fig. 19I ); Taiwan ............................................................................. T. sauteri Chûjô - Males with antennomeres III–X straight ( Fig. 16A ); swollen tarsomeres I of front legs apically narrowed ( Fig. 16E ); Taiwan ................................................................................... T. hainanensis . sp. nov. 9 Elytra with extremely coarse punctures, space between punctures narrower than diameters of punctures ( Figs 2 A–2C); Japan ..................................................................................... T. aureoviridis Chûjô - Elytra with moderately coarse punctures, space between punctures broader than diameters of punctures ( Figs 8 , 11 )....... 10 10 General color sexually dimorphic, elytra yellowish brown with metallic green sides, pronotum and vertex metallic green in males; elytra entirely metallic green, prothorax and head yellow in females; hypomeron yellowish brown ( Fig. 11 ); antenna in males relatively shorter, antennomeres V–IX less than six times longer than wide ( Fig. 12A ); Taiwan ........................................................................................................ T. kanmiyai (Kimoto) - General color not sexually dimorphic, elytra, pronotum, and vertex metallic green or blue in both sexes; hypomeron dark or blackish brown ( Fig. 8 ); antenna in males more slender, antennomeres V–IX more than six times longer than wide ( Figs. 9A, 9B ); Taiwan ........................................................................ T. irregularis Takizawa