(syn. Pternistis Ϯ Double-spurred Francolin P. bicalcaratus) Gr. διδυμος didumos  double  < δυο duo  two; ακις akis, ακιδος akidos  barb, needle; "d. *Didymacis Rchb.  senegalensis (Perdix - Briss.) R.  Ic. Av. t. 321. ic. 1768 et 1769" (Reichenbach 1852).

Search for more names on the Key to Scientific Names in Ornithology by James A. Jobling.
Recommended citation
Jobling, J. A. (2018). Key to Scientific Names in Ornithology. In: del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.) (2018). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona. (retrieved from www.hbw.com on 12 December 2018).