Suborder Spinicaudata Linder 1945 (clam shrimp)
Parent taxon: Onychocaudata according to M. Schwentner et al. 2018
See also Lana and Carvalho 2002, Stigall and Hartman 2008 and Tasch 1969
Sister taxon: Cladoceromorpha
Subtaxa: Cyzicoidea Eosestherioidea Limnadioidea Lioestheriidae Shipingiidae
Ecology: slow-moving nektobenthic suspension feeder-detritivore