Clymeniida

Clymeniida
Temporal range:
Clymenia laevigata
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Cephalopoda
Subclass: Ammonoidea
Order: Clymeniida
Hyatt, 1884
Suborders

Clymeniida is an order of ammonoid cephalopods from the Upper Devonian characterized by having an unusual dorsal siphuncle. They measured about 4 cm (1.6 in) in diameter and are most common in Europe, North Africa, and South China but are known from North America (New York, Ohio, Oklahoma, and Utah) and Australia (New South Wales) as well.[1]

  1. ^ Dieter, Korn; Kenneth, De Baets (2015), Klug, Christian; Korn, Dieter; De Baets, Kenneth; Kruta, Isabelle (eds.), "Biogeography of Paleozoic Ammonoids", Ammonoid Paleobiology: From macroevolution to paleogeography, vol. 44, Dordrecht: Springer Netherlands, pp. 145–161, doi:10.1007/978-94-017-9633-0_6, ISBN 978-94-017-9632-3, retrieved 2023-07-10

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