Description of two new species of the Onthophagus clypeatus species group (Coleoptera: Scarabaeidae) from Mexico
摘要
Two new species of the Onthophagus clypeatus species group are described from Mexico in the present study: Onthophagus totutlaensis Sánchez Huerta, Moctezuma and Halffter, sp. n. (northern Puebla) and Onthophagus xiquenus Moctezuma, Sánchez-Huerta and Halffter, sp. n. (central Veracruz). Photographic illustrations of adult habitus and genital structures, and an updated distributional map are provided. The taxonomical relationships of species allied to the O. clypeatus species group are discussed.