Ellesmerocerida

Ellesmerocerida
Temporal range: Upper Cambrian–Sandbian[1][2]
Life positions of Ellesmerocerida [3]
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Cephalopoda
Subclass: Nautiloidea
Superorder: †Plectronoceratoidea
Order: †Ellesmerocerida
Flower, 1950
Subgroups

See text.

The Ellesmerocerida is an order of primitive cephalopods belonging to the subclass Nautiloidea with a widespread distribution that lived during the Late Cambrian and Ordovician.[4]

  1. ^ Cite error: The named reference Kroger2009 was invoked but never defined (see the help page).
  2. ^ Cite error: The named reference Kroger2007 was invoked but never defined (see the help page).
  3. ^ Flower, R.H. (1955). "Saltations in nautiloid coiling". Evolution. 9 (3): 244–260. doi:10.2307/2405647. JSTOR 2405647.
  4. ^ The Paleobiology Database Ellesmerocerida entry