Scudder, S.H. (1891). Index to the known fossil insects of the world including myriapods and arachnids. Bulletin of the United States Geological Survey 71: 1–744.
| Taxon | |
|---|---|
| Chelifer fossilis Weyenbergh, 1874 (Pseudoscorpiones: Cheliferidae) | 99, ("probably not an arachnid"), Chelifer fossilis |
| Dichela berendtii Menge, 1854 (Pseudoscorpiones: Cheliferidae) | 254, Chelifer berendtii (Menge) |
| Cheiridium hartmanni (Menge, 1854) (Pseudoscorpiones: Cheiridiidae) | 254, Cheiridium hartmanni (Menge) |
| Chelifer ehrenbergii C.L. Koch and Berendt, 1854 (Pseudoscorpiones: Cheliferidae) | 254, Chelifer ehrenbergii |
| Pseudogarypus hemprichii (C.L. Koch and Berendt, 1854) (Pseudoscorpiones: Pseudogarypidae) | 255, (as Chelifer hemprichi), Chelifer hemprichii |
| Pycnochelifer kleemanni (C.L. Koch and Berendt, 1854) (Pseudoscorpiones: Cheliferidae) | 255, (as Chelifer klemanni [sic]), Chelifer kleemanni |
| Oligochernes wigandi (Menge, 1854) (Pseudoscorpiones: Chernetidae) | 255, Chelifer wigandi |
| Beierowithius sieboldtii (Menge, 1854) (Pseudoscorpiones: Withiidae) | 255, (as Chelifer sieboldii [sic]), Chelifer sieboldtii (Menge) |
| Cheiridium hartmanni (Menge, 1854) (Pseudoscorpiones: Cheiridiidae) | 255, Chelifer hartmanni |
| Dichela berendtii Menge, 1854 (Pseudoscorpiones: Cheliferidae) | 256, Dichela berendtii |
| Chelignathus kochii Menge, 1854 (Pseudoscorpiones: Chthoniidae) | 256, Chelignathus kochii |
| Chelignathus kochii Menge, 1854 (Pseudoscorpiones: Chthoniidae) | 256, Chthonius kochii (Menge) |
| Oligochernes wigandi (Menge, 1854) (Pseudoscorpiones: Chernetidae) | 256, Chernes wigandi (Menge) |
| Obisium rathkii C.L. Koch and Berendt, 1854 (Pseudoscorpiones: Cheliferidae) | 276, (as Obisium rathkei [sic]), Obisium rathkii |
| Beierowithius sieboldtii (Menge, 1854) (Pseudoscorpiones: Withiidae) | 276, Obisium siebodii [sic]), Obisium sieboldtii |