Figs. 30 – 33. Attavicinus monstrosus. 30 in Comparison of Mouthpart Morphology of Three Species of Mexican Oniticellini (Coleoptera: Scarabaeidae: Scarabaeinae) in Relation to Their Trophic Habits Author López-Guerrero, Irma text The Coleopterists Bulletin 1921 24 4 560 566 http://dx.doi.org/10.5281/zenodo.5326738 journal article 10.1649/0010 1938-4394 Holubia Obenberger 1924:22 ; Théry 1925:226 ; Obenberger 1926:100 ; 1934:801 ; Burgeon 1941:211 ; Bellamy 1985:424 ; 1988 b :112 ; 1991:5 ; 2003:77 . Type species: Holubia kheili Obenberger, 1924 (fixed by original designation). Comments. Until now Holubia was monotypic and represented by only two specimens of the type species. Holubia belongs to the same genus group of African Coraebina as Camerunadora defined by Anadora and including Anaphlocteis , Xenita and Paraxenita .