An unexpected new flightless dung beetle species (Coleoptera: Scarabaeidae: Scarabaeinae: Endroedyolini) from the Cederberg Mountains, South Africa Author Daniel, Gimo M. 0000-0003-3602-5034 Department of Terrestrial Invertebrates, National Museum, 36 Aliwal Street, Bloemfontein, South Africa. & Department of Biological & Environmental Sciences, Walter Sisulu University, Mthatha, South Africa. gimo. daniel @ nasmus. co. za; https: // orcid. org / 0000 - 0003 - 3602 - 5034 gimo.daniel@nasmus.co.za Author Strümpher, Werner P. Ditsong National Museum of Natural History, PO Box 413, Pretoria 0001, South Africa. Author Deschodt, Christian M. 0000-0002-3886-1813 Department of Zoology & Entomology, University of Pretoria, Private Bag X 20, Hatfield, 0028 South Africa. cdeschodt @ zoology. up. ac. za; https: // orcid. org / 0000 - 0002 - 3886 - 1813 cdeschodt@zoology.up.ac.za text Zootaxa 2022 2022-01-28 5093 4 414 420 journal article 20925 10.11646/zootaxa.5093.4.2 d3abaf4f-14fd-4a8b-9362-357792cc0cbf 1175-5326 5912678 440E7DD2-5736-49BB-A59E-9FA494402544 Identification key to Endroedyolini , adapted and modified from Deschodt et al . (2020) . 1. Metaventrite anteriorly with deep fovea on each side of midline, pronotal disc on each side near posterior angle with short elevated carina ................................................ Endroedyolus paradoxus Scholtz & Howden, 1987 - Metaventrite anteriorly without deep fovea on each side of midline, and pronotal disc with or without short elevated carina on each side near posterior angle........................................................................... 2 2. Pronotal disc with short elevated carina on each side near posterior angle................................................................................................... Aliuscanthoniola similaris Deschodt & Scholtz, 2008 - Pronotal disc without short, elevated carina on each side near posterior angle ...................................... 3 3. Mesoventrite medially wide, or wide enough for, more than three irregular rows of punctures......................... 4 - Mesoventrite medially narrow, with at most two irregular rows of punctures (punctures sometimes absent in this area)..... 5 4. Mesometaventral suture angulate at anterior apex.................. Outenikwanus tomentosus Scholtz & Howden, 1987 - Mesometaventral suture rounded at anterior apex...................... Upsa centennial Deschodt, Sole & Scholtz, 2020 5. Elytron in lateral view with depression on lateral side ......................................................... 6 - Elytron in lateral view without depression on posterolateral side ................................................. 7 6. Pronotal depression on mid-basal edge present, mesometaventral suture rounded; lateral elytral spine in males present.................................................................. Silvaphilus oubosiensis Roets & Oberlander 2010 - Pronotal depression on mid-basal edge absent, mesometaventral suture curving very slightly anteriorly; lateral elytral spine in males absent ....................................... Silvaphilus joselmae Daniel, Strümpher & Deschodt new species 7. Mesometaventral suture rounded at anterior apex............................................................ 8 - Mesometaventral suture angulate at anterior apex........................................................... 10 8. Protibial teeth 2 and 3 small, almost half the size of protibial tooth 1........... Peckolus parvus Scholtz & Howden, 1987 - Protibial teeth 2 and 3 minute, much less than half the size of protibial tooth 1..................................... 9 9. The recurved setae on the body almost half the length of the straight setae...... Peckolus alpinus Howden & Scholtz, 1988 - The recurved setae on the body barely discernible..................... Peckolus poenskopius Deschodt & Scholtz, 2008 10. Lateral part of mesometaventral suture (between mesocoxae) converging anteriorly ........................................................................................... Parvuhowdenius harrisoni Deschodt & Scholtz, 2008 - Lateral part of mesometaventral suture (between mesocoxae) parallel........................................... 11 11. Punctures on mesoventrite large and clear, separated by less than one puncture diameter.......................................................................................... Nebulasilvius insularis Deschodt & Scholtz, 2008 - Punctures on mesoventrite small and separated by at least one puncture diameter .................................................................................................. Nebulasilvius johani Deschodt & Scholtz, 2008