Gertsch, W.J. (1949). American spiders. D. van Nostrand, Princeton.
| Taxon | |
|---|---|
| Chelifer cancroides (Linnaeus, 1758) (Pseudoscorpiones: Cheliferidae) | 17, Chelifer cancroides (Linnaeus) |
| Mastigoproctus giganteus (Lucas, 1835) (Uropygi: Thelyphonidae) | 17, Mastigoproctus giganteus (Lucas) |