Classification of Cantalice et al. 2019
Fm. Serranidae Swainson 1839
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Fm. Odontaspididae Müller and Henle 1839 [sand tiger shark]
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G. Carcharias Rafinesque 1810 [sand shark]
G. Odontaspis Agassiz 1838 [sand tiger shark]
Fm. †Aspidorhynchidae Bleeker 1859
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Fm. Lepisosteidae Cuvier 1825
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Fm. †Semionotidae Woodward 1890
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G. †Tlayuamichin López-Arbarello and Alvarado-Ortega 2011
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†Tlayuamichin itztli López-Arbarello and Alvarado-Ortega 2011
Fm. Lamnidae Müller and Henle 1838 [mackerel shark]
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Fm. Carcharhinidae Jordan and Evermann 1896 [requiem shark]
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Subcl. Neopterygii Regan 1923
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G. †Cipactlichthys Brito and Alvarado-Ortega 2013
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†Cipactlichthys scutatus Brito and Alvarado-Ortega 2013
Fm. †Pleuropholidae
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Fm. †Macrosemiidae Thiollière 1858
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G. †Macrosemiocotzus González-Rodríguez et al. 2004
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†Macrosemiocotzus americanus González-Rodríguez et al. 2004
Fm. †Ichthyodectidae Crook 1892
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Subor. †Pachyrhizodontoidei Forey 1977
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Subfm. †Ictiobinae Alvarado-Ortega et al. 2006
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Fm. †Ionoscopidae Lehman 1966
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G. †Quetzalichthys Alvarado-Ortega and Espinosa-Arrubarrena 2008
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†Quetzalichthys perrilliatae Alvarado-Ortega and Espinosa-Arrubarrena 2008
Unr. Percomorphaceae
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G. †Kelemejtubus Cantalice and Alvarado-Ortega 2017
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†Kelemejtubus castroi Cantalice and Alvarado-Ortega 2017
Subor. Cyprinodontoidei
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Fm. †Goodeidae Jordan and Gilbert 1883
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G. †Tapatia Álvarez and Arriola-Longoria 1972
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†Tapatia occidentalis Álvarez and Arriola-Longoria 1972
Fm. †Ophiopsidae Bartram 1975
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G. †Teoichthys Applegate 1988
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†Teoichthys brevipina Machado et al. 2013
†Teoichthys kallistos Applegate 1988
Superfm. †Aulostomoidea
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Fm. †Eekaulostomidae Cantalice and Alvarado-Ortega 2016
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G. †Eekaulostomus Cantalice and Alvarado-Ortega 2016
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†Eekaulostomus cuevasae Cantalice and Alvarado-Ortega 2016