A taxonomic review of the genus Parancistrocerus Bequaert (Hymenoptera: Vespidae: Eumeninae) from the Indian subcontinent with the description of three new species Author P. Girish Kumar Author J. M. Carpenter Author P. M. Sureshan text Halteres 2016 7 1 36 156 journal article 10.5281/zenodo.192283 c1f56f9c-98ae-4dd9-9990-e87d4ce20c4a 2348-7372 192283 2. Parancistrocerus assamensis (Meade- Waldo, 1910 ) Odynerus assamensis Meade-Waldo, 1910 : 103, male, female (in subgenus Ancistrocerus ), “Shillong, Assam [= Shillong, Meghalaya]” (BMNH). Ancistrocerus assamensis ; Giordani Soika, 1941 : 235 (in subgenus Ancistrocerus ; Burma, Carin Cheba). Parancistrocerus assamensis ; Giordani Soika, 1994 : 155 (key), 171 (Nepal; Vietnam); Gusenleitner, 2000 : 940, fig. 1 (Laos); Gusenleitner, 2007 : 99 (compared to P. acclivus Gusenleitner); Gusenleitner, 2011 : 1358, fig. 7 (Laos); Gusenleitner, 2012 : 1045 (compared to P. insolitus Gusenleitner). Diagnosis : Female: T2 reflexed at apex, which is preceded by narrow preapical groove; S2 strongly and sharply lowered at base, then nearly flat or even slightly depressed; clypeus about as long as wide, emarginate at apex, with apical teeth shortly carinate. Colour description : Body black with yellow and red markings. Yellow markings: spot at base and two small spots at apex of clypeus; small spot on lower frons above interantennal space. Red markings: ventral side of scape; anterior margin of pronotum; tegulae; large ovate spot on mesopleuron; metanotum; apical band on T1, T2 and S2; fore and mid tibiae. Wings clear hyaline, fuscous along costa. Male : Clypeus about as long as wide, more closely emarginate at apex than in female, almost regularly convex; apical antennal article of male weakly arched, gradually narrowed from base to apex, and reaches to base of 11th article. Length (H+M+T1+T2): Female & Male, 6-6.5 mm. Distribution : India: Meghalaya; Myanmar; Laos; Vietnam. Nepal; Remarks : No specimens were available for our studies, hence the description was taken from Meade-Waldo (1910) and Giordani Soika (1941 , 1994 ).