Spheno Run: Late/Upper Maastrichtian, New Jersey

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Reptilia - Mosasauridae
Mosasaurus maximus Cope 1869
synonym of Mosasaurus hoffmannii
Prognathodon rapax (Hay 1902)
Reptilia - Testudines
Peritresius ornatus (Leidy 1856)
Taphrosphys sulcatus (Leidy 1856)
Chondrichthyes - Lamniformes - Anacoracidae
Squalicorax pristodontus (Agassiz 1835)
see common names

Geography
Country:United States State/province:New Jersey County:Monmouth
Coordinates: 40.3° North, 74.1° West (view map)
Paleocoordinates:40.4° North, 49.6° West
Time
Period:Cretaceous Epoch:Late/Upper Cretaceous
Stage:Maastrichtian 10 m.y. bin:Cretaceous 8
Key time interval:Late/Upper Maastrichtian
Age range of interval:72.10000 - 66.00000 m.y. ago
Stratigraphy
Geological group:Monmouth Formation:New Egypt
Stratigraphic resolution:group of beds
Lithology and environment
Primary lithology:massive,glauconitic marl
Includes fossils?Y
Lithology description: The basal New Egypt is a massive clayey, glauconitic marl that closely resembles the Navasink Formation into which it grades below.
Environment:terrestrial 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:127082
Authorizer:M. Uhen Enterer:M. Shalap
Modifier:P. Mannion
Created:2012-04-24 01:28:30 Last modified:2021-02-19 08:10:49
Access level:the public Released:2012-04-24 01:28:30
Creative Commons license:CC BY
Reference information

Primary reference:
41281. M. T. W. Carter, R. O. Johnson, J. A. Chamberlain and C. Mehling. 2008. A new vertebrate fauna from the Late Cretaceous (Maastrichtian) New Egypt Formation of New Jersey. Abstracts with Programs - Geological Society of America 40(2):78-79 [M. Uhen/M. Shalap/M. Shalap]