Parancistrocerus incorruptus demens Giordani Soika, 1972

P. Girish Kumar, J. M. Carpenter & P. M. Sureshan, 2016, A taxonomic review of the genus Parancistrocerus Bequaert (Hymenoptera: Vespidae: Eumeninae) from the Indian subcontinent with the description of three new species, Halteres 7 (1), pp. 36-156 : 143

6a. Parancistrocerus incorruptus demens Giordani Soika, 1972

Parancistrocerus incorruptus demens Giordani Soika, 1972: 102 , fig. 2, male, “ Sikkim ” (ZMB); Giordani Soika, 1994: 155 (key), 165.

Diagnosis: Male: Clypeus slightly wider than long, its apex slightly emarginate, width of clypeal apex equal to about 1/3 of maximum width of clypeus; antennae (see Fig. 2 of Giordani Soika, 1972: 102) elongate, article III-X longer than wide, article XI 1.5x as long as wide; apical article very long and slender, about 5x as long as wide at base, slightly arched and very little narrower towards apex, which reaches base of 11th article; first tarsal segment of mid leg normal, cylindrical with uniform thickness.

Colour description: Body black with yellow markings. Yellow markings: mandible; clypeus; most part of scape; spot on interantennal space; ocular sinus; band on metanotum; front face of fore and mid coxa; apex of femurs and outer face of fore and mid tibiae; narrow and regular apical band on T1; narrow and wider apical band on T2. Wings very darkened, especially along costa and at apex.

Length (H+M+T1+T2): 8.5-9 mm.

Distribution: India: Sikkim.

Remarks: No specimens were available for our studies, hence the description was taken from Giordani Soika (1972).