Related how?

Biota (Life)
Eukaryote (Eukarya)
Chromista
Harosa
Rhizaria
Radiolaria (Radiolarians)
Polycystine (Polycystinea)
Nassellaria

Plagiacanthidae (21225176)

Children (38 direct children, 136 direct and indirect children):

Lophophaeninae (tree size 32)

Plagiacanthinae (tree size 2)

Plagoniinae (tree size 6)

Zamolxinae (tree size 6)

Plagoniidae

Amphiplecta (tree size 1)

Anthocyrtium (tree size 1)

Arachnocorallium (tree size 1)

Arachnocorys (tree size 2)

Cladoscenium (tree size 3)

Neosemantis (tree size 2)

Pteroscenium (tree size 1)

Clathromitra (tree size 2)

Enneaphormis (tree size 1)

Tetraplecta (tree size 2)

Helotholus

Pseudocubus (tree size 2)

Trisulcus (tree size 2)

Archiscenium (tree size 1)

Ceratocyrtis (tree size 3)

Mitrocalpis (tree size 1)

Pteropilium (tree size 1)

Clathrocanium (tree size 2)

Clathrocorys (tree size 4)

Peromelissa (tree size 1)

Tetraphormis (tree size 1)

Euscenarium (tree size 1)

Plectanium

Lampromitra (tree size 7)

Callimitra (tree size 3)

Psilomelissa

Plagiacantha (tree size 2)

Sethophormis (tree size 1)

Euscenium (tree size 1)

Protoscenium (tree size 1)

Pseudodictyophimus (tree size 2)

Verticillata

Zaldacriinae