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
Hexapoda (Hexapods)
Insect (Insects)
Dicondylia
Pterygota (Pterygote)
Metapterygota
Neoptera
Plecoptera (The stone flies)

Nemourina (19798717)

Children (4 direct children, 20 direct and indirect children):

Perlariopseidae (tree size 10)

Palaeonemouridae (tree size 1)

Baleyopterygidae (tree size 5)

Oecanthoperlidae