Acarochelopodia Angelier, 1954 (basis of record)
Acarochelopodia angelieri Travé, 1972 (basis of record)
Acarochelopodia delamarei Angelier, 1954 (basis of record)
Acarochelopodia tarentina Morselli, Mari & Sarto, 1998 (basis of record)
Acaromantis Trouessart & Neumann, 1893 (basis of record)
Acaromantis minutus Bartsch, 1976 (basis of record)
Acaromantis monnioti Morselli, 1970 (basis of record)
Acaromantis squilla Trouessart & Neumann, 1893 (basis of record)
Actacarus Schulz, 1937 (basis of record)
Actacarus bacescui Konnerth-Ionescu, 1970 (basis of record)
Actacarus bacescui bacescui Konnerth-Ionescu, 1970 (basis of record)
Actacarus obductus Bartsch, 1977 (basis of record)
Actacarus ponticus Bartsch, 1999 (basis of record)
Actacarus pygmaeus Schulz, 1937 (basis of record)
Agaue Lohmann, 1889 (basis of record)
Agaue abyssorum (Trouessart, 1896) (basis of record)
Agaue adriatica Viets, 1940 (basis of record)
Agaue chevreuxi (Trouessart, 1889) (basis of record)
Agaue corollata Bartsch, 1978 (basis of record)
Agaue panopae (Lohmann, 1893) (basis of record)
Agaue plutonia Bartsch, 1996 (basis of record)
Agauides Bartsch, 1988 (basis of record)
Agauides cryosi Bartsch, 1988 (basis of record)
Agauopsis Viets, 1927 (basis of record)
Agauopsis aremorica Bartsch, 1984 accepted as Agauopsis marinovi Petrova, 1976 (basis of record)
Agauopsis auzendei Bartsch, 1990 accepted as Halacarellus auzendei (Bartsch, 1990) (basis of record)
Agauopsis brevipalpus (Trouessart, 1889) (basis of record)
Agauopsis conjuncta Viets, 1940 (basis of record)
Agauopsis hirsuta accepted as Halacaropsis hirsuta (Trouessart, 1889) (basis of record)
Agauopsis ibssi Bartsch, 1996 (basis of record)
Agauopsis marinovi Petrova, 1976 (basis of record)
Agauopsis meteoris Bartsch, 1973 (basis of record)
Agauopsis microrhyncha (Trouessart, 1889) (basis of record)
Agauopsis minor (Trouessart, 1894) (basis of record)
Agauopsis pontica Chichkoff, 1907 accepted as Agauopsis brevipalpus (Trouessart, 1889) (basis of record)
Agauopsis pteropes Bartsch, 1986 (basis of record)
Agauopsis spinipes (Police, 1909) (basis of record)
Agauopsis spinosa Bartsch, 1978 accepted as Makarovana spinosa (Bartsch, 1978) (basis of record)
Agauopsis tricuspis Benard, 1962 (basis of record)
Anomalohalacarus Newell, 1949 (basis of record)
Anomalohalacarus acnemus Bartsch, 1985 (basis of record)
Anomalohalacarus affinis Morselli & Mari, 1981 (basis of record)
Anomalohalacarus anomalus (Trouessart, 1894) (basis of record)
Anomalohalacarus arenarius Bartsch, 1976 (basis of record)
Anomalohalacarus intermedius Bartsch, 1976 (basis of record)
Anomalohalacarus marcandrei Monnniot, 1967 (basis of record)
Anomalohalacarus minutus Bartsch, 1976 (basis of record)
Anomalohalacarus mollis Morselli & Mari, 1982 (basis of record)
Anomalohalacarus poizati Bartsch, 1985 (basis of record)
Anomalohalacarus ruffoi Morselli & Mari, 1979 (basis of record)
Anomalohalacarus septentrionalis Bartsch, 1991 (basis of record)
Anomalohalacarus similis Bartsch, 1976 (basis of record)
Anomalohalacarus singularis Morselli & Mari, 1989 (basis of record)
Arhodeoporus Newell, 1947 (basis of record)
Arhodeoporus brevocularis Bartsch, 1973 (basis of record)
Arhodeoporus gracilipes (Trouessart, 1889) (basis of record)
Arhodeoporus labronicus (Morselli, 1981) accepted as Plegadognathus labronicus Morselli, 1981 (basis of record)
Arhodeoporus lineatus Bartsch, 1973 (basis of record)
Arhodeoporus minor Bartsch, 1977 (basis of record)
Arhodeoporus tesselatus Morselli & Mari, 1982 accepted as Camactognathus tesselatus (Morselli & Mari, 1982) accepted as Camactognathus tessellatus Morselli & Mari, 1982 (basis of record)
Atelopsalis Trouessart, 1896 (basis of record)
Atelopsalis newelli Bartsch, 1973 (basis of record)
Atelopsalis tricuspis Trouessart, 1896 (basis of record)
Bathyhalacarus Sokolov & Yankovskaya, 1968 (basis of record)
Bradyagaue Newell, 1971 (basis of record)
Bradyagaue alberti (Trouessart, 1902) (basis of record)
Bradyagaue meteoris Bartsch, 1991 (basis of record)
Bradyagaue stocki Bartsch, 1992 (basis of record)
Camactognathus Newell, 1984 (basis of record)
Camactognathus borealis Bartsch, 1991 (basis of record)
Camactognathus tesselatus (Morselli & Mari, 1982) accepted as Camactognathus tessellatus Morselli & Mari, 1982 (basis of record)
Caspihalacarus Viets, 1928 (basis of record)
Caspihalacarus hyrcanus Viets, 1928 accepted as Halacarellus hyrcanus (Viets, 1928) (basis of record)
Coloboceras Trouessart, 1889 (basis of record)
Coloboceras drachi Monniot F., 1962 (basis of record)
Coloboceras karamani Bartsch, 1973 (basis of record)
Coloboceras longiusculus Trouessart, 1889 (basis of record)
Colobocerasides Viets, 1950 (basis of record)
Colobocerasides koehleri (Trouessart, 1896) (basis of record)
Copidognathides Bartsch, 1976 (basis of record)
Copidognathides ampliatus Bartsch, 1999 (basis of record)
Copidognathides minutirostris Bartsch, 1976 (basis of record)
Copidognathides minutirostris magniporus Bartsch, 1976 (basis of record)
Copidognathides minutirostris minutirostris Bartsch, 1976 (basis of record)
Copidognathus Trouessart, 1888 (basis of record)
Copidognathus adriaticus Viets, 1940 (basis of record)
Copidognathus alvinus Bartsch, 1994 (basis of record)
Copidognathus arcticus Sokolov, 1946 (basis of record)
Copidognathus brachystomus Viets, 1940 (basis of record)
Copidognathus brevipes Viets, 1940 (basis of record)
Copidognathus brevirostris Viets, 1927 (basis of record)
Copidognathus brifacius Bartsch, 1989 (basis of record)
Copidognathus caudani (Trouessart, 1896) (basis of record)
Copidognathus consimilis Bartsch, 1979 accepted as Copidognathus quadricostatus (Trouessart, 1894) (basis of record)
Copidognathus crassirostris (Trouessart, 1901) (basis of record)
Copidognathus cribosoma (Police, 1909) (basis of record)
Copidognathus dentatus Viets, 1940 (basis of record)
Copidognathus extensus Viets, 1940 (basis of record)
Copidognathus fabricii (Lohmann, 1889) (basis of record)
Copidognathus fabricius accepted as Copidognathus fabricii (Lohmann, 1889) (basis of record)

Baltic sea for Lohmannella falcata (Hodge, 1863) 
Baltic sea for Thalassarachna striata (Lohmann, 1889) 
Black Sea for Acarochelopodia delamarei Angelier, 1954 
Black Sea for Actacarus bacescui Konnerth-Ionescu, 1970 
Black Sea for Actacarus bacescui bacescui Konnerth-Ionescu, 1970 
Black Sea for Actacarus ponticus Bartsch, 1999 
Black Sea for Agaue chevreuxi (Trouessart, 1889) 
Black Sea for Agauopsis brevipalpus (Trouessart, 1889) 
Black Sea for Agauopsis ibssi Bartsch, 1996 
Black Sea for Agauopsis marinovi Petrova, 1976 
Black Sea for Arhodeoporus gracilipes (Trouessart, 1889) 
Black Sea for Caspihalacarus hyrcanus Viets, 1928 
Black Sea for Copidognathides ampliatus Bartsch, 1999 
Black Sea for Copidognathus brachystomus Viets, 1940 
Black Sea for Copidognathus brevirostris Viets, 1927 
Black Sea for Copidognathus extensus Viets, 1940 
Black Sea for Copidognathus fabricii (Lohmann, 1889) 
Black Sea for Copidognathus lamellosus (Lohmann, 1893) 
Black Sea for Copidognathus magnipalpus magnipalpus (Police, 1909) 
Black Sea for Copidognathus magnipalpus ponticus Viets, 1936 
Black Sea for Copidognathus mucronatus Viets, 1928 
Black Sea for Copidognathus oculatus (Hodge, 1863) 
Black Sea for Copidognathus perforatus Viets, 1940 
Black Sea for Copidognathus ponteuxinus pectiniger Motas & Soarec, 1940 
Black Sea for Copidognathus ponteuxinus ponteuximus Viets, 1928 
Black Sea for Copidognathus quadricostatus (Trouessart, 1894) 
Black Sea for Copidognathus rhodostigma typicus (Gosse, 1855) 
Black Sea for Halacarellus chersonesus Bartsch, 1998 
Black Sea for Halacarellus discretus Bartsch, 1998 
Black Sea for Halacarellus micropectinatus Bartsch, 1972 
Black Sea for Halacarellus phreaticus Petrova, 1972 
Black Sea for Halacarellus procerus (Viets, 1927) 
Black Sea for Halacarellus subterraneus Schulz, 1933 
Black Sea for Isobactrus peregrinus Bartsch, 1998 
Black Sea for Lohmannella falcata (Hodge, 1863) 
Black Sea for Rhombognathides pascens (Lohmann, 1889) 
Black Sea for Rhombognathus karlvietsi Bartsch, 1975 
Black Sea for Rhombognathus magnirostris Trouessart, 1889 
Black Sea for Rhombognathus paranotops Bartsch, 1986 
Black Sea for Rhombognathus peltatus Viets, 1939 
Black Sea for Rhombognathus ponticus Motas & Soarec, 1940 
Black Sea for Rhombognathus tonops Bartsch, 1996 
Black Sea for Thalassarachna affinis (Trouessart, 1896) 
Caspian Sea for Caspihalacarus hyrcanus Viets, 1928 
European waters (ERMS scope) for Acarochelopodia angelieri Travé, 1972 
European waters (ERMS scope) for Acarochelopodia delamarei Angelier, 1954 
European waters (ERMS scope) for Acarochelopodia tarentina Morselli, Mari & Sarto, 1998 
European waters (ERMS scope) for Acaromantis minutus Bartsch, 1976 
European waters (ERMS scope) for Acaromantis monnioti Morselli, 1970 
European waters (ERMS scope) for Acaromantis squilla Trouessart & Neumann, 1893 
European waters (ERMS scope) for Actacarus bacescui Konnerth-Ionescu, 1970 
European waters (ERMS scope) for Actacarus bacescui bacescui Konnerth-Ionescu, 1970 
European waters (ERMS scope) for Actacarus obductus Bartsch, 1977 
European waters (ERMS scope) for Actacarus ponticus Bartsch, 1999 
European waters (ERMS scope) for Actacarus pygmaeus Schulz, 1937 
European waters (ERMS scope) for Agaue abyssorum (Trouessart, 1896) 
European waters (ERMS scope) for Agaue adriatica Viets, 1940 
European waters (ERMS scope) for Agaue chevreuxi (Trouessart, 1889) 
European waters (ERMS scope) for Agaue corollata Bartsch, 1978 
European waters (ERMS scope) for Agaue panopae (Lohmann, 1893) 
European waters (ERMS scope) for Agaue plutonia Bartsch, 1996 
European waters (ERMS scope) for Agauides cryosi Bartsch, 1988 
European waters (ERMS scope) for Agauopsis brevipalpus (Trouessart, 1889) 
European waters (ERMS scope) for Agauopsis conjuncta Viets, 1940 
European waters (ERMS scope) for Agauopsis ibssi Bartsch, 1996 
European waters (ERMS scope) for Agauopsis marinovi Petrova, 1976 
European waters (ERMS scope) for Agauopsis meteoris Bartsch, 1973 
European waters (ERMS scope) for Agauopsis microrhyncha (Trouessart, 1889) 
European waters (ERMS scope) for Agauopsis minor (Trouessart, 1894) 
European waters (ERMS scope) for Agauopsis pteropes Bartsch, 1986 
European waters (ERMS scope) for Agauopsis spinosa Bartsch, 1978 
European waters (ERMS scope) for Agauopsis tricuspis Benard, 1962 
European waters (ERMS scope) for Anomalohalacarus acnemus Bartsch, 1985 
European waters (ERMS scope) for Anomalohalacarus affinis Morselli & Mari, 1981 
European waters (ERMS scope) for Anomalohalacarus anomalus (Trouessart, 1894) 
European waters (ERMS scope) for Anomalohalacarus arenarius Bartsch, 1976 
European waters (ERMS scope) for Anomalohalacarus intermedius Bartsch, 1976 
European waters (ERMS scope) for Anomalohalacarus marcandrei Monnniot, 1967 
European waters (ERMS scope) for Anomalohalacarus minutus Bartsch, 1976 
European waters (ERMS scope) for Anomalohalacarus mollis Morselli & Mari, 1982 
European waters (ERMS scope) for Anomalohalacarus poizati Bartsch, 1985 
European waters (ERMS scope) for Anomalohalacarus ruffoi Morselli & Mari, 1979 
European waters (ERMS scope) for Anomalohalacarus septentrionalis Bartsch, 1991 
European waters (ERMS scope) for Anomalohalacarus similis Bartsch, 1976 
European waters (ERMS scope) for Anomalohalacarus singularis Morselli & Mari, 1989 
European waters (ERMS scope) for Arhodeoporus brevocularis Bartsch, 1973 
European waters (ERMS scope) for Arhodeoporus gracilipes (Trouessart, 1889) 
European waters (ERMS scope) for Arhodeoporus labronicus (Morselli, 1981) 
European waters (ERMS scope) for Arhodeoporus lineatus Bartsch, 1973 
European waters (ERMS scope) for Arhodeoporus minor Bartsch, 1977 
European waters (ERMS scope) for Atelopsalis newelli Bartsch, 1973 
European waters (ERMS scope) for Atelopsalis tricuspis Trouessart, 1896 
European waters (ERMS scope) for Bathyhalacarus Sokolov & Yankovskaya, 1968 
European waters (ERMS scope) for Bradyagaue alberti (Trouessart, 1902) 
European waters (ERMS scope) for Bradyagaue meteoris Bartsch, 1991 
European waters (ERMS scope) for Bradyagaue stocki Bartsch, 1992 
European waters (ERMS scope) for Camactognathus borealis Bartsch, 1991 
European waters (ERMS scope) for Camactognathus tesselatus (Morselli & Mari, 1982) 
European waters (ERMS scope) for Caspihalacarus hyrcanus Viets, 1928 
European waters (ERMS scope) for Coloboceras drachi Monniot F., 1962 

 Taxonomy

 for Copidognathus crassirostris (Trouessart, 1901)

doubtful identity [details]

 Taxonomy

 for Rhombognathides merrimani Newell, 1947

Species name entered for the sake of assigning parent-links. Validity needs to be checked. [details]