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Evolution of ray-finned fishes, Actinopterygii, from the Devonian to the present as a spindle diagram. The width of the spindles are proportional to the number of families as a rough estimate of diversity. The diagram is based on Benton, M. J. (2005) Vertebrate Palaeontology, Blackwell, 3rd edition, Fig 7.13 on page 185.
Actinopterygii (/ ˌ æ k t ɪ n ɒ p t ə ˈ r ɪ dʒ i aɪ /; from Ancient Greek ἀκτίς (aktis) 'having rays' and πτέρυξ (ptérux) 'wing, fins'), members of which are known as ray-finned fish or actinopterygians, is a class of bony fish [2] that comprise over 50% of living vertebrate species. [3]
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Percomorpha are the most diverse group of teleost fish today. Teleosts, and percomorphs in particular, thrived during the Cenozoic era.Fossil evidence shows that there was a major increase in size and abundance of teleosts immediately after the mass extinction event at the Cretaceous-Paleogene boundary ca. 66 Ma ago. [7]
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Actinopterygii: Order: † Pholidophoriformes: Family: † Pholidophoridae Woodward, 1890: Genera [3] †Annaichthys Arratia, 2013 †Ceneichthys Taverne & Capasso, 2015 [1] †Eopholidophorus Zambelli, 1989 †Knerichthys Arratia, 2013 †Lombardichthys Arratia, 2017 †Malingichthys Tintori et al., 2015 †Parapholidophorus Zambelli, 1975 ...
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