Also known as Point "A" Dam Site, Conecuh River
Where: Covington County, Alabama (31.4° N, 86.5° W: paleocoordinates 32.4° N, 75.3° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Tallahatta Formation (Claiborne Group), Lutetian (47.8 - 41.3 Ma)
• Original stratigraphy: "The exposure situated below the Point "A" Dam is in the upper unit of the Tallahatta Formation, which in turn underlies the lowermost member of the Lisbon Formation..." Lat long is for the Point A Dam.
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•Later placed in the lowermost Lisbon Formation by Clayton et al., 2013.
• formation-level stratigraphic resolution
Environment/lithology: estuary or bay; poorly lithified, sandy sandstone and poorly lithified claystone
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Size class: macrofossils
Preservation: charcoalification
Collection methods: Turtles, snakes, croc (and a charred pine knot possibly used as a "stomach stone") are described herein; at least 21 fish taxa are noted and were in the proccess of being described at the time of this publication.
Primary reference: J. A. Holman and G. R. Case. 1988. Reptiles from the Eocene Tallahatta Formation of Alabama. Journal of Vertebrate Paleontology 8(3):328-333 [J. Alroy/J. Alroy/J. Alroy]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 13346: authorized by John Alroy, entered by Robin Whatley on 01.03.2002, edited by Mark Uhen and Patricia Holroyd
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Malacostraca | |
Costacopluma grayi n. sp.3
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Chondrichthyes | |
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Dasyatis sp. Rafinesque 1810 whiptail stingray | |
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Rhinoptera sp.2, "Myliobatis dixoni" = Aetomylaeus dixoni2, Leidybatis cf. jugosus2, Myliobatis sp., Myliobatis toliapicus2, Burnhamia sp.
Myliobatis sp. Cuvier 1816 eagle ray
Burnhamia sp. Cappetta 1976 eagle ray | |
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Physodon sp. Müller and Henle 1839 requiem shark | |
Abdounia recticona2, Abdounia minutissima2, "Galeorhinus recticonus" = Abdounia recticonia, Abdounia enniskilleni
"Galeorhinus recticonus" = Abdounia recticonia Winkler 1873 cat shark
Abdounia enniskilleni White 1956 cat shark | |
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Nebrius sp. Rüppell 1837 nurse shark | |
Sylvestrilamia teretidens2, Hypotodus robustus, Hypotodus cf. verticalis2, Odontaspis speyeri, "Jaekelotodus robustus" = Jaekelotodus robusta2, Jaekelotodus trigonalis, "Lamna lerichei" = Brachycarcharias lerichei, "Brachycarcharias lerichei" = Brachycarcharias lerichei2
Hypotodus robustus sand tiger shark
Odontaspis speyeri sand tiger shark
Jaekelotodus trigonalis Jackel 1895 sand tiger shark
"Lamna lerichei" = Brachycarcharias lerichei Casier 1946 sand tiger shark | |
"Eugomphodus hopei" = Carcharias
"Eugomphodus hopei" = Carcharias sand shark | |
Striatolamia macrota Agassiz 1838 goblin shark | |
"Carcharocles auriculatus" = Carcharodon auriculatus2
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Carcharocles sp. Jordan 1923 mackerel shark | |
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Rhinobatos sp. Link 1790 guitarfish | |
Pristis lathami Galeotti 1837 sawfish | |
Osteichthyes | |
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Mammalia | |
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Reptilia | |
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Chelonioidea indet. Baur 1893 sea turtle previously identified as Emydid in Holman and Case, 1988 [ref: 688]
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Palaeophis virginianus Lynn 1934 snake a range of sizes of vertebrae, including some very small ones
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Tallahattaophis dunni n. gen. n. sp.
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Actinopteri | |
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cf. Fisherichthys sp.2 Weems 1999 | |
Scomberomorus cf. stormsi2 Leriche 1905 | |
Trichiurides sp. Winkler 1874
Trichiurides cf. sagittidens2 Winkler 1874
Trichiurus sp.2 Linnaeus 1758 | |
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Egertonia sp.2 Cocchi 1866
Egertonia isodonta Cocchi 1866 | |
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