Related how?

Biota (Life)
Eukaryote (Eukarya)
Podiata
Unikont (Unikonta)
Opisthokont (Opisthokonta)
Holozoa
Filozoa
Apoikozoa (Choanozoa)
Animal (Animalia)
Metazoa
Epitheliozoa
Eumetazoa
Bilateria
Nephrozoa (Eubilateria)
Protostome (Protostomia)
Ecdysozoa (Ecdysozoan)
Panarthropoda
Tactopoda
Arthropoda (Arthropod)
Mandibulata
Tracheata
Uniramia
Pancrustacea
Crustacea (Crustaceans)
Malacostraca (Malacostracans)
Phyllocarida
Archaeostraca
Echinocaridina
Echinocarididae

Echinocaridinae (23928237)

Children (4 direct children, 28 direct and indirect children):

Echinocaris (tree size 19)

Montecaris (tree size 3)

Nervicaris (tree size 1)

Paraechinocaris (tree size 1)