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Dalatias

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Dalatias
Temporal range: Middle Eocene–Present [1]
Dalatias licha
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Chondrichthyes
Subclass: Elasmobranchii
Order: Squaliformes
Family: Dalatiidae
Genus: Dalatias
Rafinesque, 1810
Type species
Dalatias licha
Species
  • D. licha (Bonnaterre, 1788)
  • D. orientalis Malyshkina et al., 2022[2]

Dalatias is a genus of kitefin sharks that have lived since the Middle Eocene. It was thought to be a monotypic taxon with the type species, D. licha, considered as the only species until 2022, when Malyshkina and her colleagues described a new Middle Miocene species, D. orientalis. D. orientalis is from the Middle Miocene aged Duho Formation in Pohang, South Korea.[2][3]

References

[edit]
  1. ^ Keyes, I.W. (1984). "New records of fossil elasmobranch genera Megascyliorhinus, Centrophorus, and Dalatias (Order Selachii) in New Zealand". New Zealand Journal of Geology and Geophysics. 27 (2): 203–216. doi:10.1080/00288306.1984.10422527.
  2. ^ a b Malyshkina, Tatiana P.; Ward, David J.; Nazarkin, Mikhail V.; Nam, Gi-Soo; Kwon, Seung-Hyuk; Lee, Jeong-Hyun; Kim, Tae-Wan; Kim, Do-Kwon; Baek, Doo-Sung (2022). "Miocene Elasmobranchii from the Duho Formation, South Korea". Historical Biology. 35 (9): 1726–1741. doi:10.1080/08912963.2022.2110870.
  3. ^ Yun, Chan-gyu (2021). "First Deep-Sea Shark Fossil Teeth from the Miocene of South Korea". Zoodiversity. 55 (3): 225–232. doi:10.15407/zoo2021.03.225.