Cutler, B. & Richards, A.G. (1974). On the absence of chitin in the endosternite of Chelicerata. Experientia 30: 1393–1394.
| Taxon | |
|---|---|
| Chelifer cancroides (Linnaeus, 1758) (Pseudoscorpiones: Cheliferidae) | 1394, Chelifer cancroides (Linnaeus) |
| Mastigoproctus giganteus (Lucas, 1835) (Uropygi: Thelyphonidae) | 1394, Mastigoproctus giganteus (Lucas) |