Taxa included

Vachon, M. (1940g). Éléments de la faune portugaise des Pseudoscorpions (Arachnides) avec description de quatre espèces nouvelles. Anais da Faculdade de Ciencias do Porto Academia Polytechnica do Porto 25: 141–164.

Taxon
Chthonius ischnocheles (Hermann, 1804) (Pseudoscorpiones: Chthoniidae) 141, Chthonius (Chthonius) ischnocheles (Hermann)
Ephippiochthonius tetrachelatus (Preyssler, 1790) (Pseudoscorpiones: Chthoniidae) 141–142, Chthonius (Ephippiochthonius) tetrachelatus (Preyssler)
Ephippiochthonius hispanus (Beier, 1930) (Pseudoscorpiones: Chthoniidae) 142, Chthonius (Ephippiochthonius) hispanus
Neobisium (Neobisium) bernardi Vachon, 1937 (Pseudoscorpiones: Neobisiidae) 142, Neobisium bernardi
Neobisium (Neobisium) dolicodactylum (Canestrini, 1876) (Pseudoscorpiones: Neobisiidae) 142, Neobisium dolicodactylum (Canestrini)
Neobisium (Neobisium) incertum Chamberlin, 1930 (Pseudoscorpiones: Neobisiidae) 142, Neobisium incertum
Roncocreagris cambridgii (L. Koch, 1873) (Pseudoscorpiones: Neobisiidae) 143–144, (as Microcreagris cambridgei), Microcreagris cambridgii (L. Koch)
Neobisium (Neobisium) ischyrum (Navás, 1918) (Pseudoscorpiones: Neobisiidae) 143, Neobisium ischyrum (Navás)
Neobisium (Neobisium) simoni (L. Koch, 1873) (Pseudoscorpiones: Neobisiidae) 143, Neobisium simoni (L. Koch)
Roncus euchirus (Simon, 1879) (Pseudoscorpiones: Neobisiidae) 143, Roncus euchirus (Simon)
Obisium muscorum Leach, 1817 (Pseudoscorpiones: Cheliferidae) 143, Neobisium muscorum (Leach)
Obisium dumicola C.L. Koch, 1835 (Pseudoscorpiones: Cheliferidae) 143, Microbisium dumicola (C.L. Koch)
Roncus lubricus L. Koch, 1873 (Pseudoscorpiones: Neobisiidae) 143, Roncus lubricus
Olpium pallipes (Lucas, 1849) (Pseudoscorpiones: Olpiidae) 144, Olpium pallipes (Lucas)
Garypus saxicola Waterhouse, 1878 (Pseudoscorpiones: Garypidae) 144, Garypus saxicola
Geogarypus minor (L. Koch, 1873) (Pseudoscorpiones: Geogarypidae) 144, Geogarypus minor (L. Koch)
Microcreagris maroccana Beier, 1931 (Pseudoscorpiones: Neobisiidae) 144, Microcreagris maroccana
Occidenchthonius machadoi (Vachon, 1940) (Pseudoscorpiones: Chthoniidae) 145–147, figs 1–6, Chthonius (Ephippiochthonius) machadoi
Rhacochelifer disjunctus (L. Koch, 1873) (Pseudoscorpiones: Cheliferidae) 145, Rhacochelifer disjunctus (Beier)
Hysterochelifer tuberculatus (Lucas, 1849) (Pseudoscorpiones: Cheliferidae) 145, (as Histerochelifer [sic] tuberculatus), Hysterochelifer tuberculatus (Lucas)
Lamprochernes nodosus (Schrank, 1803) (Pseudoscorpiones: Chernetidae) 145, Lamprochernes nodosus (Schrank)
Withius hispanus (L. Koch, 1873) (Pseudoscorpiones: Withiidae) 145, Withius hispanus (L. Koch)
Occidenchthonius minutus (Vachon, 1940) (Pseudoscorpiones: Chthoniidae) 147–149, figs 7–11, Chthonius (Ephippiochthonius) minutus
Allochernes (Allochernes) barrosi Vachon, 1940 (Pseudoscorpiones: Chernetidae) 151–153, figs 12–18 (synonymised by Beier, 1962c: 25), Allochernes (Allochernes) barrosi
Mesochelifer fradei Vachon, 1940 (Pseudoscorpiones: Cheliferidae) 155–159, figs 22–27, Mesochelifer fradei
Mesochelifer Vachon, 1940 (Pseudoscorpiones: Cheliferidae) 159, Mesochelifer