Malacostraca - Decapoda - Eucalliacidae
Alternative spelling: Eucalliacinae
Parent taxon: Axiidea according to C.E. Schweitzer et al. 2023
See also Beschin and de Angeli 2012 and Charbonnier et al. 2013
Sister taxa: Anacalliacidae, Axiidae, Axioidea, Callianassidae, Callianassoidea, Callianideidae, Callianopsidae, Callichiridae, Ctenochelidae, Mesostylus, Micheleidae, Paracalliacidae, Psammionassa, Strahlaxiidae
Subtaxa: Bolcacalliax Calliax Calliaxina Eucalliax Eucalliaxiopsis
Type: Eucalliax
Ecology: infaunal detritivore
Distribution:
• Pliocene of Japan (4 collections)
• Miocene of Japan (1), Slovakia (1)
• Oligocene of Italy (1)
• Eocene of Italy (4), Japan (1)
• Paleocene of Argentina (3)
• Cretaceous of Argentina (8), Canada (4: Alberta, British Columbia), Lebanon (1), Mexico (1)
Total: 29 collections including 31 occurrences