Taxa included

Villarreal M., O. & Giupponi, A.P. de L. (2009). Nueva especie de Mastigoproctus Pocock, 1894 (Thelyphonida, Thelyphonidae) de Venezuela noroccidental. Graellsia 65: 145–153.

Taxon
Mastigoproctus ayalai Víquez and Armas, 2007 (Uropygi: Thelyphonidae) n/a, figs 18, 20, Mastigoproctus ayalai
Mastigoproctus formidabilis Hirst, 1912 (Uropygi: Thelyphonidae) n/a, figs 17, 20, Mastigoproctus formidabilis
Mastigoproctus abeli Villarreal and Giupponi, 2009 (Uropygi: Thelyphonidae) 146–151, figs 1–16, 20, Mastigoproctus abeli