The arboreal tiger beetles (Coleoptera: Cicindelidae) of Sri Lanka recorded from recent investigations Author Abeywardhana, Lakmini 0000-0001-8971-9406 abeywardhanalakmini@gmail.com Author Mallawarachchi, Yashas 0000-0003-4707-7235 Faculty of Computing, Sri Lanka Institute of Information Technology, New Kandy Road, Malabe 10115, Sri Lanka. yasasm @ gmail. com; https: // orcid. org / 0000 - 0003 - 4707 - 7235 yasasm@gmail.com Author Dangalle, Chandima Deepani 0000-0001-8971-9406 Department of Zoology and Environment Sciences, Faculty of Science, University of Colombo, 94, Kumaratunga Munidasa Mawatha, Colombo 00700, Sri Lanka. abeywardhanalakmini@gmail.com text Zootaxa 2021 2021-11-17 5068 3 378 398 journal article 3477 10.11646/zootaxa.5068.3.3 6be06381-fe28-43d2-8166-d40f1f1c35d0 1175-5326 5706956 2FDF3098-684A-4503-85D8-E0C05233D67F Neocollyris ( Stenocollyris ) vedda Naviaux, 1995 Material examined: ♂ (n = 1), ( DOZE / UOCSL / LA008 ), 6.7245°N , 80.1559°E , Bodinagala , Kalutara District , Western Province , Sri Lanka , 30.8 m , 11 January 2018 , D.L. Abeywardhana , forest . Measurements: BW 24.5, BL 12.30, HL 1.60, HW 1.80, ML 1.05, PL 3.06, PW 1.16, PI 2.64, EL 7.64, EW 2.12. Diagnosis and description: Diagnosed at the generic level by the small and very slender body, flask-shaped pronotum that is always contracted in front into a longer or shorter collum, dark blue elytra that are strongly punctured, presence of wings, elongate legs. Included in the subgenus Stenocollyris by round and very broad head with voluminous eyes, deep interocular excavation, long filiform antennae, long pronotum with transverse striations. The species is defined by the rounded head that is not very broad, wide neck, narrow and deep interocular excavation, antennae black with reddish 3 and 4 articles, antennal scape relatively large, black labrum that is semi-circular in shape, maxillary and labial palps dark brown in colour, penultimate item of labial palp golden, width of pronotum smallest at 2/3 of the length, top of pronotum subrectilinear in lateral view, elytra subparallel with rounded shoulders, elytral apex broadly truncated, elytral sculpture extends to the apex and consists of polygonal pits. Long legs with reddish brown femurs and dark brown tibiae and tarsi ( Figs. 11 , 12 , 13 ). Distribution: Species known only from Sri Lanka . Ratnapura ( Naviaux 1995 ).