Phoberus nigrociliatus

Strümpher, Werner P. & Scholtz, Clarke H., 2017, A new brachypterous species of Phoberus MacLeay (Coleoptera: Trogidae) and status changes of species in the East African P. nigrociliatus group, Zootaxa 4216 (3), pp. 292-298 : 298

Key to species in the Phoberus nigrociliatus group

1 Black with sparse or dense black setae.....................................................................2

- Reddish brown with sparse yellow setae; central East Africa.......................... P. nyansanus (Haaf) new status

2 Median discal area of pronotum evenly rounded, not raised, median depression absent; restricted to Ethiopian highlands......................................................................... P. nigrociliatus (Kolbe) new status

- Median discal area of pronotum raised, with high ridges, median depression deep...................................3

3 Elytral tubercles prominent, evenly spaced and not fused; intercostal margins with distinct longitudinal ridges; restricted to mountains of southern Tanzania.................................................. P. nyassicus (Haaf) new status

- Tubercles partially fused, forming semi-continuous ridges on even-numbered costae; intercostal margins lack distinct longitu- dinal ridges; restricted to Nyika Plateau, Malawi................................. P. nyikanus Strümpher new species