ORDER
Cyprinodontiforms  

FAMILY
Nothobranchidae

GENUS
Nothobranchius

SPECIES
N. usanguensis
Wildekamp, Watters & Shidlovskiy, 2014

SUBGENUS:
Zononothobranchius

SPECIES GROUP:
Neumanni group

    Found 30 miles east of Mbeya, Tanzania in a pool near Nsuyanga.  For many years it was identified as a form of N. neumanni . 

REFERENCES 

Wildekamp, R. H., B. R. Watters & K. M. Shidlovskiy. 2014. Review of the Nothobranchius neumanni species group with descriptions of three new species from Tanzania (Cyprinodontiformes: Nothobranchiidae). Journal of the American Killifish Association, 47 (1): 2–30.

Watters, B. R., B. Nagy, P. D. W. van der Merwe, F. P. D. Cotterill & D. U. Bellstedt. 2019. Review of the Nothobranchius taeniopygus species group from central and western Tanzania with descriptions of five new species and redescription of Nothobranchius taeniopygus (Teleostei: Nothobranchiidae). Ichthyological Exploration of Freshwaters, IEF-1110, pp. 1–41. [phylogeny]