Malacostraca - Decapoda - Retroplumidae
Synonym: Ptenoplacidae Alcock 1900
Parent taxon: Retroplumoidea according to J. Luque et al. 2017
See also Collins et al. 2003, Collins and Morris 1975, Collins and Wienberg Rasmussen 1992, Feldmann et al. 1995, Hyžný and Muller 2010, Martin and Davis 2001, Nyborg et al. 2009, Schweitzer and Feldmann 2002, Schweitzer et al. 2010, van Bakel et al. 2010 and Vega et al. 1995
Sister taxon: Costacoplumidae
Subtaxa: Archaeopus Bathypluma Costacopluma Cristipluma Gaudipluma Loerenthopluma Loerenthoplumopsa Retrocypoda Retropluma Serrablopluma
Type: Retropluma
Ecology: semi-infaunal carnivore
Distribution:
• Miocene of Denmark (2 collections), Malaysia (5)
• Oligocene of Hungary (1)
• Eocene of Canada (1: British Columbia), France (1), Italy (6), Spain (4), United States (1: Alabama)
• Paleogene of Belgium (1)
• Paleocene of Argentina (2), United States (4: Alabama, California, California , Texas), Venezuela (1)
• Cretaceous of Canada (5: British Columbia), Japan (6), Mexico (8), Morocco (2), Nigeria (3), United States (7: Alaska, California, Mississippi, mississippi)
Total: 60 collections including 63 occurrences