Eophrynidae
Introduction '''Eophrynidae''' is a family of the extinct arachnid order Trigonotarbida. Eophrynids lived during the Carboniferous period in what is now modern Europe and North America. The family is probably found within the "eophrynid assemblage" clade: (''Aphantomartus'' (''Alkenia'' (''Pseudokreischeria'' (''Kreischeria'' (''Eophrynus'' + ''Pleophrynus''))))).
Genera *''Areomartus'' Petrunkevitch, 1913*''Eophrynus'' Woodward, 1871*''Nyranytarbus''  Harvey & Selden, 1995*''Petrovicia''  Frič, 1904 *''Planomartus''  Petrunkevitch, 1953*''Pleophrynus''  Petrunkevitch, 1945*''Pocononia''  Petrunkevitch, 1953 *''Somaspidion''  Jux, 1982*''Stenotrogulus''  Frič, 1904*''Vratislavia''  Frič, 1904
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