Cyrtoceras (mollusk)

Cephalopoda

Alternative spelling: Cyrtocera

Parent taxon: Cephalopoda according to G. M√ľnster 1841

See also Sepkoski 2002

Sister taxa: Actinoceratoidea, Actinocerida, Actinodochmioceras, Akidocheilus, Ammonoidea, Anomalosaepiidae, Ascocerida, Ausseites, Avramidiscus, Bactritoidea, Barrandeocerida, Belosaepia, Boletzkida, Botellusoceras, Burronoceras, Coleoidea, Conchorhynchus, Dartoceras, Davidiceras, Desmoceras, Didymoceras, Discosorida, Ellesmerocerida, Endoceratoidea, Endocerida, Endocycloceratidae, Erlangericheilus, Gonatocheilus, Hadrocheilus, Heyuncunoceras, Kailiceras, Kotetishvilia, Lamellaptychus, Leptocheilus, Leurocycloceratinae, Mesoteuthoidea, Michelinoceratinae, Nautiloidea, Nautilus (Solenochilus), Ohioceratidae, Oncocerida, Orthoceratoidea, Orthoceratoidea, Orthodochmioceras, Palaeoteuthis, Plectonocerida, Protactinocerida, Pseudorthocerida, Rhynchoteuthis, Rhyncolites, Robsonoceratidae, Scaptorrhynchus, Sichunoceras, Songkanoceras, Stemtonoceratidae, Tarphycerida, Teratoceroides, Tetrabranchiata, Tillicheilus, Toxancyloceras, Werthenoceras, Yanhecerida, Yannanoceras, Yichangoceras

Subtaxa: Cyrtoceras minneapolis

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Type: Cyrtoceras minneapolis

Ecology: fast-moving nektonic carnivore

Distribution:

• Carboniferous of Ireland (1 collection), the United Kingdom (2)

• Devonian of Canada (1: Manitoba), United States (2: Alaska, New York)

• Silurian of Austria (1), Brazil (1), Morocco (2), the United Kingdom (2), United States (4: Illinois, Michigan and Ohio, New York)

• Ordovician of Canada (3: Nunavut, Ontario), United States (18: Georgia, Kentucky, Missouri, New York, Tennessee, Virginia)

Total: 37 collections including 44 occurrences

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Specimen images are retrieved through the ePANDDA API.


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