PBDB Collection

Stratford Bluffs, Zone 14-16: Serravallian, Virginia

List of taxa

Where & when

Geology

Taphonomy & methods

Metadata & references

Taxonomic list

Actinopteri - Malacanthidae

	Lopholatilus ereborensis Carnevale and Godfrey 2014	Carnevale and Godfrey 2014
Reptilia - Charadriiformes - Alcidae

	Miocepphus mcclungi Wetmore 1940	Wijnker and Olson 2009
Mammalia - Carnivora - Phocidae

	Leptophoca amphiatlantica Koretsky et al. 2012	Koretsky et al. 2012	1 specimen
	= Leptophoca cf. proxima Van Beneden 1876	Dewaele et al. 2017

	Leptophoca lenis True 1906	Koretsky 2001
	synonym of Leptophoca proxima
Mammalia - Cetacea

	Aglaocetus patulus n. sp. Kellogg 1968	Kellogg 1968	1 specimen
	recombined as Atlanticetus patulus
Mammalia - Cetacea - Cetotheriidae

	Cetotheriidae indet. (Brandt 1872)	Uhen 2007
Mammalia - Cetacea

	Pelocetus calvertensis Kellogg 1965		2 specimens
Mammalia - Cetacea - Eurhinodelphinidae

	Eurhinodelphis ashbyi n. sp. Myrick 1979	Myrick 1979	1 specimen
	synonym of Xiphiacetus cristatus
Mammalia - Cetacea - Kentriodontidae

	Delphinodon sp. Leidy 1869	Uhen 2007

	cf. Kentriodon sp. Kellogg 1927	Uhen 2007
see common names

Geography

Country:	United States	State/province:	Virginia	County:	Westmoreland
Coordinates:	38.2° North, 76.8° West (view map)
Paleocoordinates:	38.4° North, 74.0° West
Basis of coordinate:	estimated from map

Time

Period:	Neogene	Epoch:	Miocene
Stage:	Serravallian	10 m.y. bin:	Cenozoic 5
Key time interval:	Serravallian
Age range of interval:	13.82000 - 11.63000 m.y. ago

Stratigraphy

Geological group:	Chesapeake	Formation:	Calvert	Member:	Calvert Beach
Regional section:	Shattuck	Regional bed:	14-16
Regional order:	bottom to top
Stratigraphic resolution:	bed
Stratigraphy comments: Zones 14-16A are regarded as Serravallian in age.

Lithology and environment

Primary lithology:	brown,yellow sandy claystone
Lithology description: no lithological description given
Environment:	offshore
Geology comments: relatively non-diverse mollusc assemblage, open-marine, shallow shelf, quiet water, soft bottom; embayment, short-term eustatic transgression events, long-term regression trend

Taphonomy

Modes of preservation:	body,original phosphate
Size of fossils:	macrofossils
Preservation of anatomical detail:	good
Associated major elements:	many
Disassociated major elements:	some

Collection methods and comments

Collection methods:	surface (in situ),field collection
Reason for describing collection:	taxonomic analysis
Museum repositories:	USNM

Metadata

Also known as:	Stratford Cliffs, Big Meadow
Database number:	45508
Authorizer:	M. Uhen	Enterer:	M. Uhen
Modifier:	G. Varnham	Research group:	vertebrate
Created:	2004-10-26 13:22:56	Last modified:	2022-03-03 05:28:19
Access level:	the public	Released:	2004-10-26 13:22:56
Creative Commons license:	CC BY

Reference information

Primary reference:

11917.

R. Kellogg. 1965. A new whalebone whale from the Miocene Calvert Formation. Bulletin of the United States National Museum 247(1):1-45 [M. Uhen/M. Uhen/M. Uhen]

Secondary references:

61623		G. Carnevale and S. J. Godfrey. 2014. Tilefish (Teleostei, Malacanthidae) remains from the Miocene Calvert Formation, Maryland and Virginia: taxonomical and paleoecological remarks. Journal of Vertebrate Paleontology 34(5):1018-1032 [M. Uhen/B. Shipps/M. Uhen]
14892		L. de Verteuil and G. Norris. 1996. Dinoflagellate cyst zonation and allostratigraphy of the Chesapeake Group. Micropaleontology 42:1-25 [M. Uhen/M. Uhen/M. Uhen]
61790		L. Dewaele, O. Lambert, and S. Louwye. 2017. On Prophoca and Leptophoca (Pinnipedia, Phocidae) from the Miocene of the North Atlantic realm: redescription, phylogenetic affinities and paleobiogeographic implications. PeerJ 5:e3024 [M. Uhen/M. Uhen]
11923		R. Kellogg. 1968. A sharp-nosed cetothere from the Miocene Calvert. Proceedings of the United States National Museum 247(7):163-173 [M. Uhen/M. Uhen/M. Uhen]
17253		I. Koretsky. 2001. Morphology and systematics of Miocene Phocinae (Mammalia: Carnivora) from Paratethys and the North Atlantic region. Geologica Hungarica Series Palaeontologica 54:1-109 [M. Uhen/M. Uhen]
39675		I. A. Koretsky, C. E. Ray, and N. Peters. 2012. A new species of Leptophoca (Carnivora, Phocidae, Phocinae) from both sides of the North Atlantic Ocean (Miocene seals of the Netherlands, part I). Deinsea 15:1-12 [M. Uhen/M. Uhen]
55050		F. G. Marx and R. E. Fordyce. 2015. Baleen boom and bust: a synthesis of mysticete phylogeny, diversity and disparity. Royal Society Open Science 2:140434 [M. Uhen/M. Uhen]
15550		A. C. Myrick. 1979. Variation, taphonomy, and adaptation of the Rhabdosteidae (=Eurhinodelphidae) (Odontoceti, Mammalia) from the Calvert Formation of Maryland and Virginia. University of California, Los Angeles 1-411 [M. Uhen/M. Uhen]
24251		M. D. Uhen. 2007. USNM Chesapeake Group Cetacean Collection Data. [M. Uhen/M. Uhen]
32709		L. W. Ward and G. W. Andrews. 2008. Stratigraphy of the Calvert, Choptank, and St. Marys Formations (Miocene) in the Chesapeake Bay Area, Maryland and Virginia. Virginia Museum of Natural History Memoir 1-169 [M. Uhen/M. Uhen]
29991		E. Wijnker and S. L. Olson. 2009. A revision of the fossil genus Miocepphus and other Miocene Alcidae (Aves: Charadriiformes) of the western North Atlantic Ocean. Journal of Systematic Palaeontology 7(4):471-487 [M. Uhen/M. Uhen/M. Uhen]