Cyrtonellida

Cyrtonellida is a group of "monoplacophora", representing either a sister taxon to, or a polyphyletic assemblage including, the Trybliida.

Cyrtonellida Temporal range: Cambrian–Devonian[1] PreꞒ Ꞓ O S D C P T J K Pg N
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Monoplacophora
Subclass:	Tergomya
Order:	†Cyrtonellida Horny, 1963[2]

Subtaxa

• Carcassonnellidae
• Cyrtolitidae
• Cyrtonelloidea
• Pollicinidae

Genera

• Aremellia
• Hamusella
• Tetamocornu
• Yangtzeconus
• Yochelsonia