Punzo, F. (2001). Substrate preferences, and the relationship between soil characteristics and the distribution of the giant whipscorpion Mastigoproctus giganteus (Lucas) (Arachnida, Uropygi) in Big Bend National Park. Bulletin of the British Arachnological Society 12: 35–41.
| Taxon | |
|---|---|
| Mastigoproctus giganteus (Lucas, 1835) (Uropygi: Thelyphonidae) | 35–39, figs 3–4, Mastigoproctus giganteus (Lucas) |
| Mastigoproctus floridanus Lönnberg, 1897 (Uropygi: Thelyphonidae) | 35-39, figs 3-4, Mastigoproctus giganteus (Lucas) |