Chthoniidae is a family of pseudoscorpions within the superfamily Chthonioidea. The family contains more than 600 species in about 30 genera. Fossil species are known from Baltic, Dominican, and Burmese amber.[1] Chthoniidae now includes the former families Tridenchthoniidae, and Lechytiidae which has been demoted to subfamilies.[2]
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For a list of all currently described species see List of Chthoniidae species.
- Aphrastochthonius J. C. Chamberlin, 1962 — Mexico, southern US, Guatemala, Cuba
- Apochthonius J. C. Chamberlin, 1929 — North America
- Austrochthonius J. C. Chamberlin, 1929 — South America, Australia, New Zealand
- Caribchthonius Muchmore, 1976 — Caribbean
- Chiliochthonius Vitali-di Castri, 1975 — Chile
- Chthonius C. L. Koch, 1843 — Europe to Iran, North Africa, Balearic Islands, USA; one cosmopolitan species
- Congochthonius Beier, 1959 — Zaire
- Drepanochthonius Beier, 1964 — Chile
- Ephippiochthonius Beier, 1930
- Francochthonius Vitali-di Castri, 1975 — Chile
- Kleptochthonius J. C. Chamberlin, 1949 — USA
- Lagynochthonius Beier, 1951 — Australasia, Africa
- Malcolmochthonius Benedict, 1978 — USA
- Maorichthonius J. C. Chamberlin, 1925 — New Zealand
- Mexichthonius Muchmore, 1975 — Mexico, Texas
- Mundochthonius J. C. Chamberlin, 1929 — Eurasia, Dominican Republic, North America
- Neochthonius J. C. Chamberlin, 1929 — California, Romania (?)
- Paraliochthonius Beier, 1956 — Europe, Africa, Australia, Florida, several islands
- Pseudochthonius Balzan, 1892 — South, Central America, Africa
- Sathrochthoniella Beier, 1967 — New Zealand
- Sathrochthonius J. C. Chamberlin, 1962 — Australia to New Caledonia, South America
- Spelyngochthonius Beier, 1955 — Sardinia, Spain, France
- Stygiochthonius Carabajal Marquez, Garcia Carrillo & Rodriguez Fernandez, 2001 — Spain
- Troglochthonius Beier, 1939 — Italy, Yugoslavia
- Tyrannochthoniella Beier, 1966 — New Zealand
- Tyrannochthonius J. C. Chamberlin, 1929 — Brazil to southern USA, Australasia, Africa, Hawaii
- Vulcanochthonius Muchmore, 2000 — Hawai'i
- †Weygoldtiella Harvey et al., 2018 — Burmese amber, Myanmar Cenomanian
- †Prionochthonius — Burmese amber, Myanmar Cenomanian
Tridenchthoniinae
- Anaulacodithella — Southern Africa, Australia, New Caledonia
- † Chelignathus
- Compsaditha — Africa, South America, South and Southeast Asia, Seychelles
- Cryptoditha — South America
- Ditha — Africa, Southeast Asia, Oceania
- Dithella — Southeast Asia
- Haploditha — South America
- Heterolophus — Australia, South America
- Neoditha — South America
- Pycnodithella — Africa, Australia
- Sororoditha — South America
- Tridenchthonius — Africa, South and Central America
- Typhloditha — Africa
- Verrucaditha — North America
- Verrucadithella — Africa, South America
