Ammonoidea Evolutionary history
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Ammonoids are extinct spiral shelled cephalopods comprising the subclass Ammonoidea. They are more closely related to living coleoids (i.e., octopuses, squid...
Nautiloid (section Evolutionary history)primarily orthoconic orders (including the ancestors for Bacritida and Ammonoidea); and Nautilitoidea, which includes the first coiled cephalopods, Tarphycerida...- 2024.921.2413. Mitta, V. V. (2024). "The Genus Alatyroceras gen. nov. (Ammonoidea: Cardioceratidae, Arctocephalitinae) from the Upper Bathonian (Middle...
Coleoidea (section Evolutionary history)belemnites. Class Cephalopoda Subclass Nautiloidea: nautilus Subclass †Ammonoidea: ammonites Subclass Coleoidea Division †Belemnoidea: extinct belemnoids...
Cleviceras (section Evolutionary history)formerly member of Hildoceras. In 1992, due to recognized different evolutionary history of Harpoceras and C. exaratum with C. elegans, genus Cleviceras has...
Jost Wiedmann, Cretaceous Ammonoidea, in M.R. House and J.R. Senior eds (1981), Ammonoidea, Environment, Ecology and Evolutionary Change , London: Academic...
Nautilida (section Diversity and evolutionary history)affected by the Permian-Triassic extinction than their distant relatives the Ammonoidea. During the Late Triassic there was a tendency in the Clydonautilaceae...
supported. CLASS CEPHALOPODA Subclass Nautiloidea: nautilus Subclass †Ammonoidea: ammonites Subclass Coleoidea Superorder Decapodiformes: squid, cuttlefish...
cephalopods have been identified. Two important extinct taxa are the Ammonoidea (ammonites) and Belemnoidea (belemnites). Extant cephalopods range in...
explained that ammonites (shelled cephalopod mollusks in the subclass Ammonoidea) became extinct 66 million years ago, in the same extinction event that...
Group. It preserves fossils dating back to the Triassic period, such as Ammonoidea, Actinopterygii, Actinistia, Conodonta, Gastropoda, Nautiloidea, Ichthyosauria...- Fernandez-Lopez (2014). "Dimorphism and evolution of Albarracinites (Ammonoidea, Lower Bajocian) from the Iberian Range (Spain)" (PDF). Journal of Systematic...
Octopus (section Fossil history and phylogeny)molluscs, including other cephalopods like the nautiloids and the extinct Ammonoidea. They have eight limbs like other Coleoidea, but lack the extra specialised...
paraphyletic groups to obscure inferred patterns of evolutionary history. The term "evolutionary grade" is sometimes used for paraphyletic groups. Moreover...
acanthoceratid Protacanthoceras Spath, 1923 (Cretaceous Ammonoidea). Bulletin of the British Museum (Natural History): Geology 34(2): 65–107. Xavier, J.C., P.G. Rodhouse...- Cretaceous Ammonoidea, xx + 362 p., 216 fig., 1995 / 1996, available here. ISBN 0-8137-3112-7. (Part L, Revised. Mollusca 4: Paleozoic to Jurassic Ammonoidea ---...
2009 in paleontology (section Evolutionary biology)2008.00828.x. De Baets, K.; Klug, C.; Korn, D. (2009). "Anetoceratinae (Ammonoidea, Early Devonian) from the Eifel and Harz Mountains (Germany), with a revision...
Geologic time scale (category Natural history)Earth Cosmic calendar Deep time Evolutionary history of life Formation and evolution of the Solar System Geological history of Earth Geology of Mars Geon...- Rücklin, M. & Wendt, J. (Jan 2007). "The youngest African clymeniids (Ammonoidea, Late Devonian) – failed survivors of the Hangenberg Event". Lethaia....
Belemnitida (section Research history)Belemnitella was declared the state fossil of Delaware on 2 July 1996. Ammonoidea Belemnoidea Orthoceratoidea Iba, Y.; Sano, S. -I.; Mutterlose, J.; Kondo...
- Cretaceous period, to the death of one of the four orders of cephalopods, the Ammonoidea. Among the subjects upon which Professor Hyatt is at present at work is