Children (8 direct children, 168 direct and indirect children):
Cinerocaris
(tree size 1)
Ceratiocaridina
(tree size 51)
Caryocaridina
(tree size 25)
Echinocaridina
(tree size 37)
Palaeopemphida
(tree size 5)
Pephricaridina
(tree size 6)
Rhinocaridina
(tree size 35)
Arenosicaris