Taxa included

Hagen, H. (1870). Synopsis pseudoscorpionidum synonymica. Proceedings of the Boston Society of Natural History 13: 263–272.

Taxon
Dichela berendtii Menge, 1854 (Pseudoscorpiones: Cheliferidae) 264, Chelifer berendtii (Menge)
Cheiridium museorum (Leach, 1817) (Pseudoscorpiones: Cheiridiidae) 264, Cheiridium museorum (Leach)
Neobisium (Blothrus) spelaeum (Schiödte, 1847) (Pseudoscorpiones: Neobisiidae) 264, Blothrus spelaeus
Chelifer americanus De Geer, 1778 (Pseudoscorpiones: Cheliferidae) 264, Chelifer americanus
Chelifer brachydactylus (Lucas, 1849) (Pseudoscorpiones: Cheliferidae) 264, Chelifer brachydactylus
Cheiridium hartmanni (Menge, 1854) (Pseudoscorpiones: Cheiridiidae) 264, Cheiridium hartmanni (Menge)
Rhacochelifer brevimanus (Kolenati, 1857) (Pseudoscorpiones: Cheliferidae) 264, Chelifer brevimanus
Chelifer bravaisii Gervais, 1842 (Pseudoscorpiones: Cheliferidae) 264, Chelifer bravaisii
Chelifer cancroides (Linnaeus, 1758) (Pseudoscorpiones: Cheliferidae) 264–265, Chelifer cancroides (Linnaeus)
Chelifer ehrenbergii C.L. Koch and Berendt, 1854 (Pseudoscorpiones: Cheliferidae) 265, Chelifer ehrenbergii
Lissochelifer depressus (C.L. Koch, 1843) (Pseudoscorpiones: Cheliferidae) 265, Chelifer depressus
Chelifer corallinus Loew, 1845 (Pseudoscorpiones: Cheliferidae) 265, Chelifer corallifer Loew
Chelifer corticalis Hahn, 1834 (Pseudoscorpiones: Cheliferidae) 265, (synonymised by Simon, 1879a: 54), Chelifer corticalis
Chelifer geoffroyi Leach, 1817 (Pseudoscorpiones: Cheliferidae) 265–266, Chelifer geoffroyi
Chelifer inaequalis Curtis, 1849 (Pseudoscorpiones: Cheliferidae) 266, (synonymised by Kew, 1916a: 125), Chelifer inaequalis
Chelifer nepoides Hermann, 1804 (Pseudoscorpiones: Cheliferidae) 266, Chelifer nepoides
Pycnochelifer kleemanni (C.L. Koch and Berendt, 1854) (Pseudoscorpiones: Cheliferidae) 266, Chelifer kleemanni
Parachelifer muricatus (Say, 1821) (Pseudoscorpiones: Cheliferidae) 266, Chelifer muricatus
Pseudogarypus hemprichii (C.L. Koch and Berendt, 1854) (Pseudoscorpiones: Pseudogarypidae) 266, Chelifer hemprichii
Chelifer pediculoides Lucas, 1849 (Pseudoscorpiones: Cheliferidae) 267, Chelifer pediculoides
Chelifer schaefferi C.L. Koch, 1839 (Pseudoscorpiones: Cheliferidae) 267, Chelifer schaefferi
Chelifer schrankii C.L. Koch, 1836 (Pseudoscorpiones: Cheliferidae) 267, (synonymised by Beier, 1932e: 151), Chelifer schrankii
Chelifer sesamoides Audouin, 1826 (Pseudoscorpiones: Cheliferidae) 267, Chelifer sesamoides
Beierowithius sieboldtii (Menge, 1854) (Pseudoscorpiones: Withiidae) 267, Chelifer sieboldtii (Menge)
Chelifer rhododactylus Menge, 1855 (Pseudoscorpiones: Cheliferidae) 267, Chelifer rhododactylus
Hysterochelifer tuberculatus (Lucas, 1849) (Pseudoscorpiones: Cheliferidae) 267, Chelifer tuberculatus
Macrochernes wrightii (Hagen, 1868) (Pseudoscorpiones: Chernetidae) 267, Chelifer wrightii
Oligochernes wigandi (Menge, 1854) (Pseudoscorpiones: Chernetidae) 268, Chernes wigandi (Menge)
Chthonius maculatus Menge, 1855 (Pseudoscorpiones: Chthoniidae) 268, (synonymised by Simon, 1879a: 70), Chthonius maculatus
Chthonius orthodactylus (Leach, 1817) (Pseudoscorpiones: Chthoniidae) 268, Chthonius orthodactylus (Leach)
Chelignathus kochii Menge, 1854 (Pseudoscorpiones: Chthoniidae) 268, Chthonius kochii (Menge)
Chthonius pennsylvanicus Hagen, 1868 (Pseudoscorpiones: Chthoniidae) 268, Chthonius pennsylvanicus
Americhernes oblongus (Say, 1821) (Pseudoscorpiones: Chernetidae) 268, Chernes oblongus (Say)
Chernes cimicoides (Fabricius, 1793) (Pseudoscorpiones: Chernetidae) 268, Chelifer cimicoides (Fabricius)
Chernes sanborni Hagen, 1868 (Pseudoscorpiones: Chernetidae) 268, Chernes sanborni
Garypus beauvoisii (Audouin, 1826) (Pseudoscorpiones: Garypidae) 269, Obisium beauvoisii (Audouin)
Microbisium brunneum (Hagen, 1868) (Pseudoscorpiones: Neobisiidae) 269, Obisium brunneum
Olpium pallipes (Lucas, 1849) (Pseudoscorpiones: Olpiidae) 270, Obisium pallipes
Obisium pusio Kolenati, 1857 (Pseudoscorpiones: Cheliferidae) 270, Obisium pusio
Neobisium (Neobisium) sylvaticum (C.L. Koch, 1835) (Pseudoscorpiones: Neobisiidae) 270, Obisium sylvaticum
Obisium gracile C.L. Koch, 1843 (Pseudoscorpiones: Cheliferidae) 270, (synonymised by Beier, 1932a: 93), Obisium gracile
Chthonius ischnocheles (Hermann, 1804) (Pseudoscorpiones: Chthoniidae) 270, Obisium ischnocheles (Hermann)
Neobisium (Neobisium) maritimum (Leach, 1817) (Pseudoscorpiones: Neobisiidae) 270, Obisium maritimum
Obisium walckenaerii Théis, 1832 (Pseudoscorpiones: Cheliferidae) 271, (synonymised by Beier, 1929c: 219), Obisium walckenaerii
Lustrochernes rufimanus (C.L. Koch, 1843) (Pseudoscorpiones: Chernetidae) 271, Pelorus rufimanus