PalaeocarpiliusPalaeocarpilius is an extinct genus of crabs belonging to the family Carpiliidae. The type species of this genus is Palaeocarpilius macrocheilus.These epifaunal carnivores lived in the Eocene and the Oligocene, from 48.6 to 28.4 Ma.SpeciesThe following species are recognized:Palaeocarpilius aquitanicus Milne-Edwards 1862Palaeocarpilius aquilinus Collins & Morris 1973Palaeocarpilius ignotus Milne-Edwards 1862Palaeocarpilius intermedius Stubblefield 1927Palaeocarpilius laevis Imaizumi 1939Palaeocarpilius macrocheilus Desmarest 1822Palaeocarpilius mississippiensis Rathbun 1935Palaeocarpilius rugifer Stoliczka 1871Palaeocarpilius valrovinensis De Gregorio 1895DistributionFossils of this genus have been found in the Eocene of Italy and in the Oligocene of India, Libya and United States.