Onthophagus (Colobonthophagus) agnus Gillet, 1925

Kharel, Bhim Prasad, Schoolmeester, Paul & Sarkar, Subhankar Kumar, 2020, A first faunistic account on the Onthophagus Latreille, 1802 (Coleoptera, Scarabaeidae, Scarabaeinae) of the Nadia district, West Bengal, with a preliminary checklist from India, Check List 16 (2), pp. 361-381 : 363

Onthophagus (Colobonthophagus) agnus Gillet, 1925 Figure 2A

Material examined (5♀). India, West Bengal, Nadia, Ranaghat (23°09′56″N, 088°33′39″E), S.K.Sarkar leg., 11. V.2017, KUZEN S0124-S0125 (2♀). India, West Bengal, Nadia, Chakdaha (23°04′50″N, 088°30′57″E), B.P.Kharel leg., 18. V.2017, KUZEN S0126-S0128 (3♀).

Identification (♀). This species can be distinguished from other Onthophagus species by the head semicircular, with a nearly straight and strongly elevated carina on the vertex; clypeus rugulose, with two strong and curved carinae separating it from the forehead; clypeal margin medially reflexed and bilobed; pronotum coarsely punctate, with a blunt tubercle on each side of its anterior elevation; elytra finely striate, with interstriae finely and sparingly punctate; pygidium finely and sparingly punctate.

Geographical distribution. India: Chhattisgarh, Gujarat, Jharkhand, Karnataka, Madhya Pradesh, Maharashtra, Odisha, Rajasthan, Tamil Nadu, and West Bengal ( Arrow 1931; Chandra 2000; Chandra and Ahirwar 2007; Sewak 2009a, 2009b, 2010; Chandra and Gupta 2012c, 2012d; Jadhav and Sharma 2012; Chandra and Gupta 2013; Karimbumkara and Priyadarsanan2013; Bharamal et al. 2014; Gupta et al. 2014; Gajendra and Prasad 2016; Kalawate2018).

Remarks. This species is widely distributed throughout India.