Subfamily Eucratopsinae Stimpson 1871 (crab)
Malacostraca - Decapoda - Panopeidae
Synonym: Prionoplacinae
Parent taxon: Panopeidae according to C. E. Schweitzer et al. 2021
See also Rathbun 1918, Schweitzer et al. 2010, Schweitzer and Karasawa 2004 and Schweitzer et al. 2016
Sister taxa: Pakicarcinus, Panopeidae orientalis, Panopeinae, Sereneopeus, Zovocarcinus
Subtaxa: Balcacarcinus Bittnereus Carinocarcinus Glyphithyreus Palaeograpsus Prionoplax
Ecology: infaunal carnivore
Distribution:
• Quaternary of Panama (1 collection)
• Oligocene of Hungary (1)
• Eocene of France (4), Hungary (1), Italy (12), the Netherlands (1), Nigeria (1), Pakistan (2), the United Kingdom (5)
• Paleocene of Pakistan (1), Spain (1)
• Paleogene of Belgium (1), Hungary (1)
Total: 32 collections including 36 occurrences