Cornuta is an extinct order of echinoderms. Along with the mitrates, they form the Stylophora.

Cornuta
Temporal range: Middle Cambrian – Ordovician [verification needed]
Reconstruction of the cornute Corthurnocystis
Fossil of Cothurnocystis elizae
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Echinodermata
Class: Stylophora
Order: Cornuta
Jaekel, 1901
Families

Their first (probable) representative is Ponticulocarpus from the Spence Shale (mid Cambrian);[1], Ordovician examples also exist.

References edit

  1. ^ Sumrall, Colin D.; Sprinkle, James (1999). "Ponticulocarpus, a new cornute-grade stylophoran from the Middle Cambrian Spence Shale of Utah". Journal of Paleontology. 73 (5): 886–891. Bibcode:1999JPal...73..886S. doi:10.1017/S0022336000040725. S2CID 132521457.
  • Mus, Monica Martí (April 2002). "The Ordovician cornute Flabellicystis rushtoni n. gen. n. sp. (Stylophora, Echinodermata) and its phylogenetic position within the group Cornuta". Paläontologische Zeitschrift. 76 (1): 99–116. doi:10.1007/BF02988189. S2CID 129282077.

External links edit