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Biota (Life)
Eukaryote (Eukarya)
Podiata
Unikont (Unikonta)
Opisthokont (Opisthokonta)
Holozoa
Filozoa
Apoikozoa (Choanozoa)
Animal (Animalia)
Metazoa
Epitheliozoa
Eumetazoa
Bilateria
Deuterostome (Deuterostomia)
Echinodermata (Echinoderms)
Echinozoa
Holothuroidea (Sea cucumbers)
Aspidochirotacea
Elasipodida
Psychropotidae

Psycheotrephes (18519459)

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

Psycheotrephes exigua

Psycheotrephes magna

Psycheotrephes discoveryi

Psycheotrephes recta