Cyrtonellida
Cyrtonellida is a group of "monoplacophora", representing either a sister taxon to, or a polyphyletic assemblage including, the Trybliida.
Subtaxa
- Carcassonnellidae
- Cyrtolitidae
- Cyrtonelloidea
- Pollicinidae
- ''Yochelsonia''
Cyrtonellida is a group of "monoplacophora", representing either a sister taxon to, or a polyphyletic assemblage including, the Trybliida.