Cyrtonellida

Cyrtonellida
Temporal range: Cambrian–Devonian
Scientific classification Edit this classification
Kingdom: Animalia
Phylum: Mollusca
Class: Monoplacophora
Subclass: Tergomya
Order: †Cyrtonellida
Horny, 1963

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

Subtaxa

Genera

References

  1. ↑ Eric W. Holman (Autumn 1989). "Some Evolutionary Correlates of Higher Taxa". Paleobiology. 15 (4): 357–363. doi:10.1017/s0094837300009556. JSTOR 2400759.
  2. ↑ R. J. Horný. 1963. On the systematic position of cyrtonelloids (Mollusca). Časopis Národni Muzea - Oddíl přírodovĕdny 132(2):90-94