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Ptychodus - Wikipedia
https://en.wikipedia.org/wiki/Ptychodus
WEBPtychodus (from Greek: πτυχή ptyche 'fold' and Greek: ὀδούς odoús 'tooth') is a genus of extinct durophagous (shell-crushing) sharks from the Late Cretaceous. Fossils of Ptychodus teeth are found in many Late Cretaceous marine sediments worldwide. Numerous species have been described.
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Ancient shark was a shell-crushing giant - National Geographic
https://www.nationalgeographic.com/science/article/ancient-shark-was-a-shell-crushing-giant
WEBFeb 22, 2010 · SCIENCE. LAELAPS. Ancient shark was a shell-crushing giant. By Riley Black. February 22, 2010. • 5 min read. A restoration of the giant, durophagous shark Ptychodus, courtesy paleo-artist Matt...
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The extinct shark, Ptychodus (Elasmobranchii, Ptychodontidae) in …
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7614918/
WEBThe extinct shark, Ptychodus (Elasmobranchii, Ptychodontidae) in the Upper Cretaceous of central-western Russia—The road to easternmost peri-Tethyan seas - PMC. Journal List. Europe PMC Author Manuscripts. PMC7614918. As a …
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Full article: The extinct shark, Ptychodus (Elasmobranchii
https://www.tandfonline.com/doi/full/10.1080/02724634.2022.2162909
WEBFeb 9, 2023 · The extinct shark, Ptychodus (Elasmobranchii, Ptychodontidae) in the Upper Cretaceous of central-western Russia—The road to easternmost peri-Tethyan seas. Manuel Amadori. Article: e2162909 | Received 06 Jul 2022, Accepted 17 Nov 2022, Published online: 09 Feb 2023. Cite this article. https://doi.org/10.1080/02724634.2022.2162909. In this …
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Articulated remains of the extinct shark Ptychodus ... - PLOS
https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0231544
WEBApr 22, 2020 · Articulated remains of the extinct shark Ptychodus (Elasmobranchii, Ptychodontidae) from the Upper Cretaceous of Spain provide insights into gigantism, growth rate and life history of ptychodontid sharks | PLOS ONE. Open Access. Peer-reviewed. Research Article.
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The first tooth set of Ptychodus atcoensis (Elasmobranchii
https://sjpp.springeropen.com/articles/10.1007/s13358-013-0053-3
WEBApr 23, 2013 · Ptychodus atcoensis is a characteristic Late Cretaceous durophagous shark, with a fossil record that was previously known exclusively from the Coniacian Atco Formation in Texas, USA, North America. We illustrate and describe for the first time a …
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Articulated remains of the extinct shark Ptychodus …
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7176087/
WEBApr 22, 2020 · Articulated remains of the extinct shark Ptychodus (Elasmobranchii, Ptychodontidae) from the Upper Cretaceous of Spain provide insights into gigantism, growth rate and life history of ptychodontid sharks - PMC. Journal List. PLoS One. PMC7176087. As a library, NLM provides access to scientific literature.
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A diverse assemblage of Ptychodus species (Elasmobranchii
https://www.sciencedirect.com/science/article/pii/S0195667123001878
WEBNov 1, 2023 · Diverse fauna of Ptychodus inhabiting coastal seas near the Ukrainian Massif. •. Summary of the Cenomanian–Coniacian record of Ptychodus from Ukraine. •. Diverse prey fauna as additional driver for tooth diversification in Ptychodus. •. Possible niche partitioning between cuspidate and un-cuspidate Ptychodus. Abstract.
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Articulated remains of the extinct shark Ptychodus ... - PubMed
https://pubmed.ncbi.nlm.nih.gov/32320430/
WEBApr 22, 2020 · Articulated remains of the extinct shark Ptychodus (Elasmobranchii, Ptychodontidae) from the Upper Cretaceous of Spain provide insights into gigantism, growth rate and life history of ptychodontid sharks. PLoS One. 2020 Apr 22;15 (4):e0231544. doi: 10.1371/journal.pone.0231544. eCollection 2020.
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Ptychodus decurrens Agassiz (Elasmobranchii: Ptychodontidae) from …
https://www.sciencedirect.com/science/article/pii/S0195667111001364
WEBFeb 1, 2012 · 1. Introduction. Ptychodus is a highly specialized extinct genus of the family Ptychodontidae (Elasmobranchii). It is characterized by distinctive grinding-type (durophagous) dentition and is known from the Albian–Campanian (112–70 Ma) stages of the Cretaceous Period ( Cappetta, 1987 ).
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