Eophrynidae Explained

Eophrynidae is a family of the extinct arachnid order Trigonotarbida.^[1] 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))))).^[2]

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

Notes and References

1. Russell Garwood, Jason A. Dunlop & Mark D. Sutton . 2009 . High-fidelity X-ray micro-tomography reconstruction of siderite-hosted Carboniferous arachnids . . 5 . 6 . 841–844 . 10.1098/rsbl.2009.0464 . 19656861 . 2828000 .
2. Trigonotarbus johnsoni Pocock, 1911, revealed by X-ray computed tomography, with a cladistic analysis of the extinct trigonotarbid arachnids. Russell J.. Garwood. Fiona. Jones. Jason A.. Dunlop. Matthew. Friedman. 2014. Zoological Journal of the Linnean Society. 172. 1. 49–70. 10.1111/zoj.12167.