Scorpions of Sri Lanka (Scorpiones Buthidae, Chaerilidae, Scorpionidae) with description of four new species of the genera Charmus Karsch, 1879 and Reddyanus Vachon, 1972, stat n Author Kovařík, František Author Lowe, Graeme Author Ranawana, Kithsiri B. Author Hoferek, David Author Š, V. A. text Euscorpius 2016 2016-12-31 220 1 133 https://doi.org/10.18590/euscorpius.2016.vol2016.iss220.1 journal article 153629 10.18590/euscorpius.2016.vol2016.iss220.1 03196918-10d5-44d2-ab42-d38f88314c7b 1536-9307 7124466 DD0DF45D-F63A-4AA2-8EFF-03CF99E297EF Heterometrus Ehrenberg, 1828 ( Figs. 15 , 458–546 , 571–574 ) Buthus ( Heterometrus ) Ehrenberg in Hemprich & Ehrenberg, 1828 : pl. 1, figs 1–2 (part, only fig. 2); Hemprich & Ehrenberg, 1829: 351 . Heterometrus : Kovařík, 2004: 1–60 , figs. 1–32 (complete reference and synonymy list until 2004); Kovařík, 2009: 34–49 , 73–113, figs. 1–283. TYPE SPECIES. Buthus ( Heterometrus ) spinifer Ehrenberg, 1828 , by subsequent designation ( Karsch, 1879: 20 ). DIAGNOSIS: Total length 60–176 mm . Orthobothriotaxy type C. Pedipalp femur with three trichobothria, only one of which resides on internal surface. Pedipalp patella with 19 trichobothria, 3 ventral, and 13 external. Chela of pedipalp with 26 trichobothria. Retrolateral pedal spurs absent. Lateroapical margins of tarsi produced into rounded lobes. Metasomal segments I–IV with paired ventral submedian carinae. Stridulatory organ located on opposing surfaces of pedipalp coxa and first leg. DISTRIBUTION. Oriental region from India to Indonesia .