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Geologic formation in United States
The St. Marys Formation is a geologic formation in Maryland and Virginia , United States. It preserves fossils dating back to the Miocene Epoch of the Neogene period . It is the youngest Miocene formation present in the Calvert Cliffs and is part of the Chesapeake Group .
Vertebrate paleofauna [ edit ]
A diverse vertebrate paleofauna is known from the St. Marys Formation:
Reptiles
Genus
Species
Notes
Image
Ref.
Thecachampsa
T. antiquus
A Tomistominae
Thecachampsa sp. Vertebra possibly derived from this formation
[1]
See also [ edit ]
References [ edit ]
^ a b c d e f g h i j k l m n o p q r s t u v w x y z aa ab ac ad ae af ag ah ai aj ak al am an Godfrey, Stephen J., ed. (2018-09-25). "The Geology and Vertebrate Paleontology of Calvert Cliffs, Maryland, USA" . Smithsonian Contributions to Paleobiology (100): 2–274. doi :10.5479/si.1943-6688.100 . ISSN 1943-6688 .
^ de Sant'Anna, V. B., Collette, B. B., & Godfrey, S. J. (2013). † Belone countermani , a new Miocene needlefish (Belonidae) from the St. Marys Formation of Calvert Cliffs, Maryland. Proceedings of the Biological Society of Washington , 126 (2), 137-150.
^ Carnevale, Giorgio; Godfrey, Stephen J.; Pietsch, Theodore W. (2011-11-01). "Stargazer (Teleostei, Uranoscopidae) cranial remains from the Miocene Calvert Cliffs, Maryland, U.S.A. (St. Marys Formation, Chesapeake Group)" . Journal of Vertebrate Paleontology . 31 (6): 1200–1209. doi :10.1080/02724634.2011.606856 . ISSN 0272-4634 . S2CID 196608143 .
^ Aulophyseter at Fossilworks .org
^ Fuller, Anna J.; Godfrey, Stephen J. (2007-06-12). "A late Miocene ziphiid (Messapicetus sp.: Odontoceti: Cetacea) from the St. Marys Formation of Calvert Cliffs, Maryland" . Journal of Vertebrate Paleontology . 27 (2): 535–540. doi :10.1671/0272-4634(2007)27[535:ALMZMS]2.0.CO;2 . ISSN 0272-4634 . S2CID 85606021 .
^ Fuller, Anna J.; Godfrey, Stephen J. (2007-06-12). "A late Miocene ziphiid (Messapicetus sp.: Odontoceti: Cetacea) from the St. Marys Formation of Calvert cliffs, Maryland" . Journal of Vertebrate Paleontology . 27 (2): 535–540. doi :10.1671/0272-4634(2007)27[535:almzms]2.0.co;2 . ISSN 0272-4634 . S2CID 85606021 .
^ Godfrey, Stephen J.; Barnes, Lawrence G. (2008-06-12). "A new genus and species of late Miocene pontoporiid dolphin (Cetacea: Odontoceti) from the St. Marys Formation in Maryland" . Journal of Vertebrate Paleontology . 28 (2): 520–528. doi :10.1671/0272-4634(2008)28[520:ANGASO]2.0.CO;2 . ISSN 0272-4634 . S2CID 86216551 .
^ a b c d e f g Eshelman, R. Terrestrial Mammal Remains from the Miocene Chesapeake Group of Calvert Cliffs, Maryland, and Comparisons With Miocene.
External links [ edit ]