A first faunistic account on the Onthophagus Latreille, 1802 (Coleoptera, Scarabaeidae, Scarabaeinae) of the Nadia district, West Bengal, with a preliminary checklist from India Author Kharel, Bhim Prasad Author Schoolmeester, Paul Author Sarkar, Subhankar Kumar text Check List 2020 2020-04-03 16 2 361 381 http://dx.doi.org/10.15560/16.2.361 journal article 10.15560/16.2.361 1809-127X Onthophagus ( Serrophorus ) rectecornutus Van Lansberge, 1883 Figure 4B Material examined ( 1♂ ). India , West Bengal , Nadia, Karimpur ( 23°58′32″N , 088°37′49″E ), B.P.Kharel leg., 10.XII.2018 , KUZEN S0213 ( 1♂ ). Identification ( ♂ ). It can be distinguished from other Onthophagus species by the head short and broad, with a pair of straight, backwardly directed, and divergent horns on the vertex; clypeus semicircular, with a short and acuminate anterior carina; clypeal margin entire and strongly reflexed; pronotum anteriorly granular, with a longitudinal sulcus present medially, laterally slightly curved, posteriorly strongly rounded, and anterior angles sharp; elytra deeply striate, with interstriae finely punctate. Geographical distribution. Bangladesh , Bhutan , Malaysia , Myanmar , Sri Lanka , Thailand , and Vietnam ( Arrow 1931 ; Schoolmeesters 2019 ). India : Arunachal Pradesh , Assam , Bihar , Karnataka , Kerala , Nagaland , Tamil Nadu , Tripura , Uttarakhand , and West Bengal ( Arrow 1931 ; Biswas and Chatterjee 1985 , 1986a ; Chatterjee and Biswas 2000 ; Sewak 2006 ; AnithaRani and Sanjayan2013; Karimbumkara and Priyadarsanan 2013 ; Muhaimin et al. 2015 ; Sathiandran et al. 2015 ; Schoolmeesters 2019 ). Remarks. This species is widely distributed throughout the country.