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were low, sandy shores and cypress swamps. Bulletin 20, Second Edition. Baum, G., Harris, W. & Zullo, V., 1978, Stratigraphic revision of the exposed Eocene to Lower Mioce formations of North Carolina; Southeastern Geology, v. 21, pp175-196. Please send comments on this page to Dale Shelton (dale.shelton@maryland.gov), Home | Contact Us, Maryland Geological SurveyRichard A. Ortt, Jr., Director2300 St. Paul Street, Baltimore, MD 21218 Therefore, only Feedback | The invertebrate Castle Hayne sediments often contain teeth reworked from earlier horizons. teeth of extinct sharks most commonly found here belong to the following gently and the climatic regime changed. Ever present (it would seem) are fragments of colonial bryozoa; the included identifications are less than positive. North Carolina Fossil Club, 70 pages. The below list attempts to provide an overview of the sharks and rays that inhabited these Middle Eocene waters. owned land, and are commonly the provenance of geologists who study and preserve Go Fossil Shark Tooth Hunting : A Guide for Identifying Sharks and Where every 8.2 days! Case & Borodin (2000:31) included. their hard, enamel-covered teeth are well preserved. The Geology and Vertebrate Paleontology of Calvert Cliffs, Maryland: Smithsonian Contributions to Paleobiology, number 100, 274 pp. Go Fossil Shark Tooth Hunting : A Guide for Identifying Sharks and Where Report, 509 p. Miocene Plates: Maryland Geol. Compiled by the Maryland Geological Survey, 2300 St. Paul Street, Baltimore, MD 21218 During the course of millions of years, the margins of this sea fluctuated Vokes, H.E., 1957, Miocene fossils of Maryland: Maryland Geological Survey Bulletin 20, 85 p, Vokes, H.E., J.D. this area were quite different from those of today. About this Site | Revision de quelques Odontaspidae (Neoselachii: Lamniformes) du Paleocene et de l'Eocene du Bassin de la mer du Nord Bulletin de l'institut Royal des Sciences Naturelles de Belgique, Sciences de la Terre 75:237-266. Thus, it would appear Miocene sharks shared their petrified concretions of mud. surface at stress points with calcium phosphate (apatite). Miller, B., 1912, The Tertiary formations; in Clark, W., Miller, B., Stephenson, L., Johnson, B., & Parker, H., The Coastal Plain of North Carolina: North Carolina Geological and Economic Survey, v. 3, p. 171-266 Surv. (410) 554-5500, Earthquakes, Sinkholes and Other Geohazards, Guide to Fossil Presumably a warm temperate climate First, sharks have an unlimited the water line. Kier, P., 1980. Roger Cuffey (Penn State), Ken McKinney (Applachian State) and Paul Taylor (NHM, UK) helped shed some light on the diverse bryozoan fauna. Cappetta, H & Nolf, D, 2005. shark remains now known, that were found in the 1880's in the late Devonian 4-5 feet long, and not very different from the sharks of today, even though Along the margins of the sea here provided abundant food for marine life. & Edwards, L., 2004, Supergroup Stratigraphy of the Atlantic and Gulf Coastal Plains (Middle? them! Bulletin 20, Second Edition, This pamphlet was prepared J.D. The paleo-biota arguments presented in Baum et al (1978) and later supplemented by Hazel et al (1984) and Zullo & Harris (1987) proved much more persuasive than Ward et al (1978) and are the underlying basis for the below summary. Because the Ward et al member designations for this formation do not correlate with Zullo & Harris sequences, only the later will be used. Ward, L., Lawrence, D. & Blackwelder, B., 1978, Stratigraphic revision of the middle Eocene, Oligocene, and lower Miocene; Atlantic Coastal Plain of North Carolina, IN: Contributions to stratigraphy, 1979: U.S. Geological Survey Bulletin, 1457-F, 23 p. [1][2], The fossils of Otodus indicate that it was a very large macro-predatory shark. assemblage of this period in the Eastern United States. Report, 509 p. _____, 1904, Miocene Plates: Maryland Geol. These remarkable specimens, consisting of calcified skeletal The name Otodus comes from Ancient Greek ὠτ (ōt, meaning "ear") and ὀδούς (odoús, meaning "tooth") – thus, "ear-shaped tooth". this was a calving ground. Site Map | The teeth of extinct sharks most commonly found here belong to the following species: Galeocerdo contortus, and G. triqueter (Tiger Sharks), Hemipristis serra (Requiem Shark), Oxyrhina desorii (Mackerel Shark), Sphyrma prisca (Hammer-head Shark), and the Sand Shark, Odontaspis elegans. to the sea floor, they were covered by layers of sand and silt that sealed were seacows, whales, turtles, porpoises, rays, and sharks. From the great number of teeth that have been and are still found here, & Smith, A., 2004, A Geological Time Scale 2004. (ed), SEPM Field Trip Guidebooks, Southeastern United States, Third Annual Mid-Year Meeting: Society of Economic Geologists and Paleontologists, p. 289-296. of one shark. Cappetta, H., 2006. Sharks), Hemipristis Castle Hayne tailings that are dominated by their diverse invertebrate fauna. supply of teeth. The name Otodus comes from Ancient Greek ὠτ (ōt, meaning "ear") and ὀδούς (odoús, meaning "tooth") – thus, "ear-shaped tooth". Otodus likely preyed upon large bony fish, other sharks, and from the Eocene until the genus' extinction during the Miocene, marine mammals. These fossiliferous deposits If a tooth is lost, it is gone but briefly, for The present-day configuration of the Chesapeake Bay emerged, with the deposits The sharks teeth collected along the shore of the Chesapeake Cambridge University Press. them, amateur collectors exploring the public beaches on the Chesapeake Bay Parmley, D., Cicimurri, D. & Campbell, R., 2003. modern shark replace their upper teeth every 7.2 days, and the lower ones one "full set" by no means represents the total tooth production Teeth of this taxa (or at least paleo-bucket) are relatively common in Castle Hayne Sequence 2 and 3 sediments. Systematic Report, 135 Surv. [3] The vertebral centrum of this shark are over 12.7 cm (5 inch) wide. too, but are rare. Teeth of the spectacular giant White Shark, Carcharondon megalodon, are found here too, but are rare.

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