Three new species of the genus Sulcolotis Miyatake (Coleoptera, Coccinellidae Sticholotidini) from the Philippines Author Liu, Liyuan 0000-0003-1160-8209 Key Laboratory of Bio-Pesticide Innovation and Application, Engineering Technology Research Center of Agricultural Pest Biocontrol, Guangdong Province; Department of Entomology, South China Agricultural University, Guangzhou, 510640, China. Department of Forest Protection, College of Forestry and Landscape Architecture, South China Agricultural University, Guangzhou, 510640, China. xshchen @ scau. edu. cn; https: // orcid. org / 0000 - 0001 - 8253 - 4943 & 332132824 @ qq. com; https: // orcid. org / 0000 - 0003 - 1160 - 8209 332132824@qq.com Author Wang, Yan Yinggeling Branch of Hainan Tropical Rainforest National Park, Baisha, Hainan 572800, China. Author Guo, Qiuhong 0000-0003-1586-893X Key Laboratory of Bio-Pesticide Innovation and Application, Engineering Technology Research Center of Agricultural Pest Biocontrol, Guangdong Province; Department of Entomology, South China Agricultural University, Guangzhou, 510640, China. Department of Forest Protection, College of Forestry and Landscape Architecture, South China Agricultural University, Guangzhou, 510640, China. xshchen @ scau. edu. cn; https: // orcid. org / 0000 - 0001 - 8253 - 4943 & qiuhongdd @ 163. com; https: // orcid. org / 0000 - 0003 - 1586 - 893 X Author Chen, Xiaosheng 0000-0001-8253-4943 Key Laboratory of Bio-Pesticide Innovation and Application, Engineering Technology Research Center of Agricultural Pest Biocontrol, Guangdong Province; Department of Entomology, South China Agricultural University, Guangzhou, 510640, China. Department of Forest Protection, College of Forestry and Landscape Architecture, South China Agricultural University, Guangzhou, 510640, China. xshchen @ scau. edu. cn; https: // orcid. org / 0000 - 0001 - 8253 - 4943 xshchen@scau.edu.cn Author Wang, Xingmin Key Laboratory of Bio-Pesticide Innovation and Application, Engineering Technology Research Center of Agricultural Pest Biocontrol, Guangdong Province; Department of Entomology, South China Agricultural University, Guangzhou, 510640, China. Department of Forest Protection, College of Forestry and Landscape Architecture, South China Agricultural University, Guangzhou, 510640, China. xshchen @ scau. edu. cn; https: // orcid. org / 0000 - 0001 - 8253 - 4943 text Zootaxa 2022 2022-07-20 5168 1 75 82 journal article 101998 10.11646/zootaxa.5168.1.6 4e44572a-bd6a-4f63-89fd-02699f087ab1 1175-5326 6876467 21BFA0D5-3F5C-440A-9291-A2D96A31242A Sulcolotis xanthomarginalis Liu & Wang sp. nov. ( Figs 4a–g ) Diagnosis: This species can be distinguished from S. seminigra Miyatake and S. ovalis sp.nov by the nearly entirely black elytron. Description. TL: 2.31–2.79mm , TW: 1.75–2.18mm , TH: 1.25–1.82mm , TL/TW: 1.28–1.32; PL/PW: 0.23– 0.24; EL/EW: 1.05–1.10; HW/PW: 0.71–0.73; PW/TW: 0.66–0.67; HW/TW: 0.47–0.48; Eye W/HW: 0.40–0.45. Head and pronotum yellowish brown. Scutellar shield, and elytra blackish brown with yellowish brown margin. Underside yellowish brown; except metaventrite and the middle part of ventrite 1 reddish brown. Body rounded, strongly convex ( Figs 4b, c ). Head 0.48 times of elytral width (HW/TW=1:2.1), with sparse pubescence. Eyes finely faceted, interocular distance 0.43 times of head width. Frons broad, punctures uniform and dense ( Figs 4c, d ). Pronotum 0.67 times of elytral width (PW/TW=1:1.5), moderately transverse, punctures uniform ( Figs 4a, c ). Elytra with uniform and dense punctures ( Figs 4a–c ). Ventrite 6 subhemisphenical and posterior margin of ventrite 7 at middle strongly concave ( Fig. 4g ). Male genitalia: Penis relatively short, pointed and apically curved, capsule with nearly same length of inner and outer arm; tegmen with penis guide distinctly shorter than parameres, in lateral view widest, then gradually tapering to apex; penis guide in ventral view gradually narrowing to apex. Type material. Holotype : ♂ , Philippines , Mt. Makiling , Luzon , Baker ( USNM ) . Paratype : 2♂ 2♀ , same data as holotype ( USNM ) ; 1♀ , Philippines Malinao Tayabas Baker ( USNM ) ; 1♀ , Philippines , S Luzon Quezon N. P ( Lucena ) 8–10. Jan. 1991 Bolm lgt., 250m ( ANIC ) . Distribution. Philippines (Luzon). Etymology. The specific epithet is formed from the Greek noun Xanthus and Latin noun marginatus , referring to elytra with yellowish margin.