Pinnotheridae- Wills Point Fm., Paleocene- Mexia, Texas, USA.

Adam Armstrong, Torrey Nyborg, Gale A. Bishop, Àlex Ossó-Morales, and Francisco J. Vega, 2009., Decapod crustaceans from the Paleocene of central Texas, USA. Revista Mexicana de Ciencias Geológicas, v. 26, núm. 3, 2009, p. 745-763