St. George's spoils piles (Merchantville Fm.): Early Campanian, Delaware
collected by E. Hartstein
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Bivalvia
- Pectinida
- Anomiidae
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Anomia argentaria
Morton 1833
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Bukowski 1980 | |||||||||
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Bivalvia
- Ostreida
- Flemingostreidae
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Ostrea falcata
Morton 1827
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Bukowski 1980 | |||||||||
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Bivalvia
- Ostreida
- Gryphaeidae
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Exogyra costata
(Say 1820)
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Bukowski 1980 | |||||||||
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Bivalvia
- Pandorida
- Clavagellidae
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Clavagella armata
Morton 1833
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Bukowski 1980 | |||||||||
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Cephalopoda
- Ammonoida
- Placenticeratidae
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Placenticeras placenta
(DeKay 1828)
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Bukowski 1980 | |||||||||
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unclassified
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| Bukowski 1980 | ||||||||||
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Reptilia
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| 1 specimen | ||||||||||
| Gallagher 1993 | ||||||||||
| NJSM 12503 (cast of private specimen in E. Hartsetin coll.) | ||||||||||
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Reptilia
- Hadrosauridae
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| 1 specimen | ||||||||||
| PU 22177 (partial caudal vertebra) | ||||||||||
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Reptilia
- Mosasauridae
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| Bukowski 1980 | ||||||||||
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Tylosaurus sp.
Marsh 1872
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Reptilia
- Testudines
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| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Delaware | County: | New Castle |
| Coordinates: | 39.5° North, 75.7° West (view map) | ||||
| Paleocoordinates: | 40.3° North, 36.5° West (Wright 2013) | ||||
| Basis of coordinate: | based on nearby landmark | ||||
| Altitude: | 68 feet | ||||
| Geographic resolution: | small collection |
Time
| Period: | Cretaceous | Epoch: | Late Cretaceous |
| Stage: | Campanian | 10 m.y. bin: | Cretaceous 7 |
| Key time interval: | Early Campanian | ||
| Age range of interval: | 83.6 - 72.1 m.y. ago |
Stratigraphy
| Geological group: | Matawan | Formation: | Merchantville | ||
| Stratigraphic resolution: | formation | ||||
| Stratigraphy comments: spoils piles - no stratigraphy remaining | |||||
Lithology and environment
| Primary lithology: | tabular,glauconitic,micaceous,black,gray argillaceous,silty sandstone |
| Includes fossils? | Y |
| Lithology description: "thick-bedded, silty and clayey sand grading downward from pale gray to dark grayish black, glauconitic and micaceous" | |
| Environment: | marine indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils,mesofossils |
| Spatial orientation: | random |
| Disassociated major elements: | many |
| Disassociated minor elements: | many |
| Fragmentation: | frequent |
Collection methods and comments
| Collection methods: | salvage,field collection,survey of museum collection |
| Reason for describing collection: | taxonomic analysis |
| Collectors: | E. Hartstein |
Metadata
| Also known as: | Chesapeake & Delaware Canal | ||
| Database number: | 46566 | ||
| Authorizer: | M. Carrano, M. Uhen | Enterer: | M. Carrano, M. Uhen |
| Modifier: | M. Carrano | Research group: | vertebrate |
| Created: | 2005-01-19 13:05:05 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2005-01-19 13:05:05 |
| Creative Commons license: | CC0 | ||
Reference information
Primary reference:
| 12430. | ETE | D. Baird and P. M. Galton. 1981. Pterosaur bones from the Upper Cretaceous of Delaware. Journal of Vertebrate Paleontology 1(1):67-71 [M. Carrano/M. Carrano/M. Carrano] |
Secondary references:
| 31085 | S. C. Bennett. 1994. Taxonomy and systematics of the Late Cretaceous pterosaur Pteranodon (Pterosauria, Pterodactyloidea). Occasional Papers of the Natural History Museum of the University of Kansas 169:1-70 [R. Butler/R. Butler] | |
| 40648 | F. Bukowski. 1980. Cretaceous fossils from New Jersey and Delaware. Earth Science 33(2):55-60 [M. Uhen/M. Shalap] | |
| 40883 | W. B. Gallagher. 1982. Hadrosaurian dinosaurs from Delaware. Newsletter - Delaware Valley Paleontological Society 4(10):3-4 [M. Uhen/M. Shalap/M. Shalap] | |
| 54671 | W. B. Gallagher. 1993. The Cretaceous/Tertiary mass extinction event in the North Atlantic coastal plain. The Mosasaur 5:75-154 [M. Carrano/M. Carrano] |