A new brachypterous species of Phoberus MacLeay (Coleoptera: Trogidae) and status changes of species in the East African P. nigrociliatus group Author Strümpher, Werner P. Author Scholtz, Clarke H. text Zootaxa 2017 4216 3 292 298 journal article 37356 10.5281/zenodo.231847 aaa31ce3-6f28-40b4-9ec8-0701a1e9791e 1175-5326 231847 60E45FC3-3B3B-44F0-B684-DB1F88F61CED Phoberus nyassicus (Haaf) new status ( Fig. 5A –D) Trox nigrociliatus nyassicus Haaf, 1953 : 330 Trox ( Trox ) nigrociliatus nyassicus : Scholtz 1980 : 93 ; Scholtz 1982 : 5 Trox ( Phoberus ) nigrociliatus nyassicus : Scholtz 1986 : 361 ; Zidek 2013 : 13 Phoberus nigrociliatus nyassicus : Strümpher et al . 2016 : 78 Diagnosis. Phoberus nyassicus is very similar to P. nyikanus in appearance, but can be distinguished from the latter by distinct, evenly spaced tubercles on the elytra; P. nyikanus has the tubercles partially fused, forming semicontinuous ridges.