Blackwood Terrace (Hornerstown Fm.): Late/Upper Maastrichtian - Danian, New Jersey
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Anthozoa
- Scleractinia
- Flabellidae
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Flabellum mortoni
Vaughan 1900
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Calcarea
- Calcaronea
- Stellispongiidae
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Peronidella dichotoma
(Laube 1865)
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Reptilia
- Testudines
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Chelonia indet.
(Latreille 1800)
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| synonym of Testudines | ||||||||||
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Reptilia
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Thoracosaurus sp.
Leidy 1852
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1 specimen | |||||||||
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= Thoracosaurus cf. neocesariensis
De Kay 1842
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Gallagher 1993 | |||||||||
| ANSP uncat., lower jaw | ||||||||||
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Chondrichthyes
- Lamniformes
- Mitsukurinidae
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Scapanorhynchus texanus
(Roemer 1852)
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Chondrichthyes
- Lamniformes
- Anacoracidae
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Squalicorax pristodontus
(Agassiz 1835)
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| see common names | ||||||||||
Geography
| Country: | United States | State/province: | New Jersey | County: | Gloucester |
| Coordinates: | 39.8° North, 75.1° West (view map) | ||||
| Paleocoordinates: | 40.2° North, 51.7° West | ||||
| Basis of coordinate: | estimated from map |
Time
| Key time interval: | Late/Upper Maastrichtian - Danian |
| Age range of interval: | 72.10000 - 61.60000 m.y. ago |
Stratigraphy
| Geological group: | Rancocas | Formation: | Hornerstown |
| Stratigraphic resolution: | formation |
Lithology and environment
| Primary lithology: | glauconitic,gray,green sandstone |
| Includes fossils? | Y |
| Lithology description: gray-green poorly sorted clayey glaucontitic sand with small quartz pebbles | |
| Environment: | marine indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | general faunal/floral analysis |
Metadata
| Database number: | 124938 | ||
| Authorizer: | M. Uhen, M. Carrano | Enterer: | M. Uhen, M. Carrano |
| Modifier: | P. Mannion | Research group: | vertebrate |
| Created: | 2012-02-29 08:21:11 | Last modified: | 2021-02-19 11:11:51 |
| Access level: | the public | Released: | 2012-02-29 08:21:11 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 39861. | W. B. Gallagher. 1984. Paleoecology of the Delaware Valley region. Part II: Cretaceous to Quartenary. The Mosasaur 2:9-43 [M. Uhen/M. Shalap/M. Carrano] |
Secondary references:
| 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] |