Related how?

Biota (Life)
Eukaryote (Eukarya)
Podiata
Unikont (Unikonta)
Opisthokont (Opisthokonta)
Holozoa
Filozoa
Apoikozoa (Choanozoa)
Animal (Animalia)
Metazoa
Epitheliozoa
Eumetazoa
Bilateria
Deuterostome (Deuterostomia)
Chordata (Chordates)
Olfactores
Craniata (Craniata (chordata))
Vertebrata (Animals with backbone)
Pteraspidomorphi
Astraspida

Astraspidiformes (18708009)

Children (4 direct children, 10 direct and indirect children):

Tesakoviaspis (tree size 1)

Tesakoviaspididae (tree size 2)

Astraspididae

Oniscolepididae (tree size 3)