Agassiz, L. (1839)
Recherches sur les poissons fossiles, 10th and 12th livraisons (April 1839). Petitpierre et Prince (text) and H. Nicolet (plates), Neuchâtel, vol. 3: 141-156, pl. 9, 23, 25, 30a.
Agassiz, L. (1843)
Recherches sur les poissons fossiles, 15th and 16th livraisons (March 1843). Jent and Gassmann, Soleure (text) and H. Nicolet, Neuchâtel (planches). – vol. 3: [i]-[iv], 157-390, 382*-382**, 1–32, [33]-[34], pl. 1, 18, 22, 22a, 22b, 26a, 38, 40b, 40c, 40d, 45, 47
Pictet, F.-J. (1845)
Traité élémentaire de paléontologie; ou, Histoire naturelle des animaux fossiles, considérés dans leurs rapports zoologiques et géologiques. Paris, Langlois et Leclerq, 1844-46, vol. II, pp. 259-310
Giebel, C.G. (1848)
Die Fische der Vorwelt, mit steter Berücksichtigung der lebenden Fische. Erster Band: Wirbelthiere. Dritte Abtheilung: Fische: i–xii, 1–467. Leipzig (Brockhaus).
Dixon, F. (1850)
The Geology and Fossils of the Tertiary and Cretaceous Formations of Sussex. 469 p., 16 fig., 45 pl.
Leidy, J. (1868)
Notice of American species of Ptychodus. Proceedings of the Academy of Natural Sciences of Philadelphia, 20, 205–208
Cope, E.D. (1874)
Review of the Vertebrata of the Cretaceous period found west of the Mississippi River. Sec. I. On the mutual relations of the Cretaceous and Tertiary formations of the West. Sec. II. List of species of Vertebrata from the Cretaceous formations. Bulletin of the United States Geological and Geographical Survey of the Territories, 1(2), 3–48
Cope, E.D. (1875)
The Vertebrata of the Cretaceous formations of the West. Report of the United States Geological Survey of the Territories, 2: 303 p., 67 pl.
Bassani, F. (1878)
Ittiodontoliti del Veneto. Atti Accademia Scientifica Veneto-Trentino-Istriana, 5, 275–308
Bassani, F. (1886)
Sull'età degli strati a pesci di Castellavazzo nel Bellunese. Bollettino della Società Geologica Italiana, 4, 143–148
Woodward, A.S. (1889)
Catalogue of the fossil fishes in the British Museum. Part. I. British Museum (Natural History): 474 p., fig., 17 pl.
Woodward, A.S. (1894)
Notes on the sharks' teeth from British Cretaceous formations. Proceedings of the Geologists' Association, 13(6), 190–200, pl. 5–6.
DOI: 10.1016/S0016-7878(94)80009-4
Williston, S.W. (1900)
Some fish teeth from the Kansas Cretaceous. Kansas University Quarterly, 9(1): 27–42, pl. 6–14.
Williston, S.W. (1900)
Cretaceous fishes. Selachians and Ptychodonts. University Geological Survey of Kansas, 6(2): 237–256, pl. 24–32.
Hay, O.P. (1902)
Bibliography and catalogue of the fossil Vertebrata of North America. Bulletin of the United States Geological and Geographical Survey of the Territories, 179, 1–868
Dibley, G.E. (1911)
On the teeth of Ptychodus and their distribution in the English Chalk. Quarterly Journal of the Geological Society of London, 67, 263–277
DOI: 10.1144/GSL.JGS.1911.067.01-04.10
Woodward, A.S. (1912)
The Fossil Fishes of the English Chalk. Part VII. Monograph of the Palaeontographical Society London, 65, 225–264
Hussakof, L. & Bryant, W.L. (1918)
Catalog of the fossil fishes in the Museum of the Buffalo Society of Natural Sciences. Bulletin of the Buffalo Society of Natural Sciences, 12, 1–346
Lane, H.H. (1944)
A survey of the fossil vertebrates of Kansas. Part I: The fishes. Transactions of the Kansas Academy of Science, 47, 129–176
Casier, E. (1953)
Origine des Ptychodontes. Mémoires de l'Institut Royal des Sciences Naturelles de Belgique, 49, 1–51
Antunes, M.T. (1964)
Neocretácio e o Cenozóico do Litoral de Angola. Junta Invest. Ultramar, Lisboa, 254 pp, 27 pl., 25 tabl.
Applegate, S.P. (1970)
The vertebrate fauna of the Selma Formation of Alabama. Part VIII. The fishes. Fieldiana Geology, Mem., 3(8), 1–72
Herman, J. (1977)
Les Sélaciens des terrains néocrétacés et paléocènes de Belgique et des contrées limitrophes. Eléments d'une biostratigraphie intercontinentale. Mémoires pour servir à l'explication des Cartes géologiques et minières de la Belgique, 15, 1–401
Stewart, J.D. (1980)
Reevaluation of the phylogenetic position of the Ptychodontidae [Abstract]. Transactions of the Kansas Academy of Science, 83(2), 154
Schultze, H.-P. & Stewart, J.D. & Neuner, A.M. & Coldiron, R.W. (1982)
Type and figured specimens of fossil vertebrates in the collection of the University of Kansas Museum of Natural History. Part I. Fossil Fishes. University of Kansas, Museum of Natural History, Miscellaneous Publication, 73: 1–53
Williamson, T.E. & Lucas, S.G. & Pence, R. (1989)
Selachians from the Hosta Tongue of the Point Lookout Sandstone (Upper Cretaceous, Santonian), central New Mexico. New Mexico Geological Society Guidebook, 40, 239–245
Welton, B.J. & Farish, R.F. (1993)
The collector's guide to fossil sharks and rays from the Cretaceous of Texas. Before Time, Lewisville, 1993
Sirna, G. & Dalla Vecchia, F.M. & Muscio, G. & Piccoli, G. (1994)
Catalogue of Paleozoic and Mesozoic Vertebrates and Vertebrate localities of the Tre Venezie area (North Eastern Italy). Memorie degli Istituti di Geologia e Mineralogia dell'Universita di Padova, 46, 255–281
Shimada, K. (1996)
Selachians from the Fort Hays Limestone Member of the Niobrara Chalk (Upper Cretaceous), Ellis County, Kansas. Transactions of the Kansas Academy of Science, 99(1/2), 1–15
Becker, M.A. & Slattery, W. & Chamberlain, J.A. (1998)
Mixing of Santonian and Campanian chondrichthyan and ammonite macrofossils along a transgressive lag deposit, Greene County, western Alabama. Southeastern Geology, 37(4), 205–216
Cappetta, H. & Case, G.R. (1999)
Additions aux faunes de sélaciens du Crétacé du Texas (Albien supérieur-Campanien). Palaeo Ichthyologica, 9, 5–111
Blanco, A. & Stinnesbeck, W. & López-Oliva, J.G. & Frey, E. & Adatte, T. & González, A.H. (2001)
Vallecillo, Nuevo León: una nueva localidad fosilífera del Cretácico Tardío en el noreste de México. Revista Mexicana de Ciencias Geológicas, 18(2), 186–199
Case, G.R. & Schwimmer, D.R. & Borodin, P.D. & Leggett, J.J. (2001)
A new selachian fauna from the Eutaw Formation (Upper Cretaceous/Early to Middle Santonian) of Chattahoochee County, Georgia. Palaeontographica, Abt. A, 261(4–6), 83–102
Antunes, M.T. & Cappetta, H. (2002)
Sélaciens du Crétacé (Albien-Maastrichtien) d'Angola. Palaeontographica, Abt. A, 264(5–6), 85–146
Blanco-Piñón, A. & Frey, E. & Stinnesbeck, W. & López-Oliva, J.G. (2002)
Late Cretaceous (Turonian) fish assemblage from Vallecillo, Northeastern Mexico. Neues Jahrbuch für Geologie und Paläontologie, Abhandlungen, 225(1), 39–54
Everhart, M.J. & Caggiano, T. & Shimada, K. (2003)
Note on the occurrence of five species of ptychodontid sharks from a single locality in the Smoky Hill Chalk (Late Cretaceous) of western Kansas [Abstract]. Kansas Academy of Science, Abstracts 22: 29
Ifrim, C. & Frey, E. & Stinnesbeck, W. & Buchy, M.-C. & González González, A.H. & López Oliva, J.G. (2005)
Fish assemblage in Lower Turonian carbonates at Vallecillo, N.L., México. Paleos Antiguo, 1, 43–51
Parris, D.C. & Bishop, G.A. & Higgins, K.F. (2005)
The prehistoric record of fishes in South Dakota. Proceedings of the South Dakota Academy of Science, 84, 141–156
Alvarado-Ortega, J. & Garibay-Romero, L.M. & Blanco-Piñón, A. & González-Barba, G. & Vega, F.J. & Centeno-García, E. (2006)
Los peces fósiles de la Formación Mexcala (Cretácico Superior) en el Estado de Guerrero, México. Revista Brasileira de Paleontologia, 9(3), 261–272
Jacobs, L.L. & Mateus, O. & Polcyn, M.J. & Schulp, A.S. & Antunes, M.T. & Morais, M.L. & da Silva Tavares, T. (2006)
The occurrence and geological setting of Cretaceous dinosaurs, mosasaurs, plesiosaurs, and turtles in Angola. Journal of the Paleontological Society of Korea, 22(1), 91–110
Shimada, K. & Cicimurri, D.J. (2006)
Annotated checklist of fossil fishes from the Smoky Hill Chalk of the Niobrara Chalk (Upper Cretaceous) in Kansas. New Mexico Museum of Natural History and Science, Bulletin, 35, 193–213
Williams, S.C. (2006)
Late Cretaceous selachian biostratigraphy in New Mexico. M.S. thesis: Albuquerque, University of New Mexico, 117 p.
Blanco-Piñón, A. & Garibay-Romero, L.M. & Alvarado-Ortega, J. (2007)
The oldest stratigraphic record of the Late Cretaceous shark Ptychodus mortoni Agassiz, from Vallecillo, Nuevo León, northeastern Mexico. Revista Mexicana de Ciencias Geológicas, 24(1), 25–30
Blanco-Piñón, A. & Garibay-Romero, L.M. (2008)
Reply to the comment by Stinnesbeck et al. on ‘‘The oldest stratigraphic record of the Late Cretaceous shark Ptychodus mortoni Agassiz, from Vallecillo, Nuevo Leoón, northeastern Mexico'' Revista Mexicana de Ciencias Geológicas, 25(2), 367–368
Hamm, S.A. (2008)
Systematic, stratigraphic, geographic, and paleoecological distribution of the Late Cretaceous shark genus Ptychodus within the Western Interior Seaway. Unpublished MS thesis, University of Texas, Dallas, 434 pp
Hamm, S.A. (2008)
Skeletal anatomy of the Late Cretaceous shark Ptychodus mortoni from the Smoky Hill Chalk Member of the Niobrara Formation in western Kansas [Abstract]. Journal of Vertebrate Paleontology, 28(Supplement to Number 3), 88A
Stinnesbeck, W. & López-Oliva, J.G. & Frey, E. & Ifrim, C. & Giersch, S. (2008)
Comments on "The oldest stratigraphic record of the Late Cretaceous shark Ptychodus mortoni Agassiz, from Vallecillo, Nuevo León, northeastern Mexico'' by Blanco-Piñón et al., Rev. Mex. Cienc. Geol. (2007), 24, 25-30 Revista Mexicana de Ciencias Geológicas, 25(2), 365–366
Hamm, S.A. (2009)
New Data on the Occurrence and Distribution of Ptychodus from the Upper Cretaceous (Coniacian-Santonian) of Texas . Dallas Paleontological Society, Occasional Papers, 8: 1–31
Cooper, J.A. (2010)
A Catalogue of the Type, Figured and Cited specimens in the geological collections of the Booth Museum of Natural History, Brighton. Booth Museum of Natural History, Brighton
Shimada, K. & Everhart, M.J. & Decker, R. & Decker, P.D. (2010)
A new skeletal remain of the durophagous shark, Ptychodus mortoni, from the Upper Cretaceous of North America: an indication of gigantic body size. Cretaceous Research, 31(2), 249–254
DOI: 10.1016/j.cretres.2009.11.005
Bourdon, J. & Wright, K. & Lucas, S.G. & Spielmann, J.A. & Pence, R. (2011)
Selachians from the Upper Cretaceous (Santonian) Hosta Tongue of the Point Lookout Sandstone, central New Mexico. New Mexico Museum of Natural History and Science, Bulletin, 52, 1–52
Myers, C.E. & Lieberman, B.S. (2011)
Sharks that pass in the night: using Geographical Information Systems to investigate competition in the Cretaceous Western Interior Seaway. Proceedings of the Royal Society of London, Series B, 278(1706), 681–689
DOI: 10.1098/rspb.2010.1617
Carrillo-Briceño, J.D. (2012)
Presencia de Ptychodus mortoni (Elasmobranchii: Ptychodontidae) en el cretácico superior de Venezuela. (Presence of Ptychodus mortoni (Elasmobranchii: Ptychodontidae) in the upper cretaceous of Venezuela). Revista Geológica de América Central, 46, 145–150
Shimada, K. (2012)
Dentition of late Cretaceous Shark, Ptychodus mortoni (Elasmobranchii, Ptychodontidae). Journal of Vertebrate Paleontology, 32(6), 1271–1284
DOI: 10.1080/02724634.2012.707997
Shimada, K. (2012)
Dentition of Late Cretaceous shark, Ptychodus mortoni (Elasmobranchii: Ptychodontidae) [Abstract]. Journal of Vertebrate Paleontology, 32(Suppl. 1), 171
Carrillo-Briceño, J.D. (2013)
Chondrichthyans from the Upper Cretaceous of Venezuela: Diversity and Palaeobiogeographic implications [Abstract]. In SCHWARZ, C. & KRIWET, J.(editors): 6th International Meeting on Mesozoic Fishes – Diversification and Diversity Patterns, Vienna, Austria August 4th–10th, 2013: 13
Ciampagalio, C.N. & Cicimurri, D.J. & Ebersole, J.A. & Runyon, K.E. (2013)
A Note on Late Cretaceous Fish Taxa Recovered from Stream Gravels at Site AGr-43 in Greene County, Alabama. Bulletin of the Alabama Museum of Natural History, 31(1), 84-97
Everhart, M.J. (2013)
“The palate bones of a fish?” – The first specimen of Ptychodus mortoni (Chondrichthyes; Elasmobranchii) from Alabama. Bulletin of the Alabama Museum of Natural History, 31(1), 98–104
Ikejiri, T. & Ebersole, J.A. & Blewitt, H.L. & Ebersole, S.M. (2013)
An overview of Late Cretaceous vertebrates from Alabama. Bulletin of the Alabama Museum of Natural History, 31(1), 46–66
Cicimurri, D.J. & Ciampaglio, C.N. & Runyon, K.E. (2014)
Late Cretaceous Elasmobranchs from the Eutaw Formation at Luxapalila Creek, Lowndes County, Mississippi. PalArch’s Journal of Vertebrate Palaeontology, 11(2), 1–36
Ikejiri, T. & Everhart, M.J. (2015)
Notes on the authorship and the holotype of the Late Cretaceous durophagous shark Ptychodus mortoni (Chondrichthyes, Ptycodontidae). New Mexico Museum of Natural History and Science, Bulletin, 67, 69–74
Bice, K.N. & Shimada, K. (2016)
Fossil marine vertebrates from the Codell Sandstone Member (middle Turonian) of the Upper Cretaceous Carlile Shale in Jewell County, Kansas, USA. Cretaceous Research, 65, 172–198
DOI: 10.1016/j.cretres.2016.04.017
Hamm, S.A. (2020)
Stratigraphic, Geographic, and Paleoecological Distribution of the Late Cretaceous Shark Genus Ptychodus within the Western Interior Seaway, North America. New Mexico Museum of Natural History and Science, Bulletin, 81, 1–94
Maisch, H.M. & Becker, M.A. & Shimada, K. (2021)
Fossil fishes from a lag deposit within the Upper Cretaceous Mancos Shale in New Mexico, USA, with comments on correlative Turonian-Coniacian time-transgressive lags in the Western Interior Seaway of North America Cretaceous Research, 26, Article 104886
DOI: 10.1016/j.cretres.2021.104886
Amadori, M. & Kindlimann, R. & Fornaciari, E. & Giusberti, L. & Kriwet, J. (2022)
A new cuspidate ptychodontid shark (Chondrichthyes; Elasmobranchii), from the Upper Cretaceous of Morocco with comments on tooth functionalities and replacement patterns. Journal of African Earth Sciences, 187, Article 104440
DOI: 10.1016/j.jafrearsci.2021.104440
Bardet, N. & Guinot, G. & Yilmaz, I.Ö. & Hoşgör, I. (2022)
New marine vertebrates (elasmobranchs, actinopterygians, reptiles) from the Upper Cretaceous Arabic Platform of SE Turkey. Comptes Rendus Palevol, 21(38), 837–845
DOI: 10.5852/cr-palevol2022v21a38
Guinot, G. & Condamine, F.L. (2023)
Global impact and selectivity of the Cretaceous-Paleogene mass extinction among sharks, skates, and rays. Science, 379, 802–806
DOI: 10.1126/science.abn2080
Comans, C.M. & Smart, S.M. & Kast, E.R. & Lu, Y.H. & Lüdecke, T. & Leichliter, J.N. & Sigman, D.M. & Ikejiri, T. & Martínez-García, A. (2024)
Enameloid-bound δ15N reveals large trophic separation among Late Cretaceous sharks in the northern Gulf of Mexico Geobiology, 22(1), Article e12585
DOI: 10.1111/gbi.12585