Inversand Company marl pit, Sewell (MFL): Late/Upper Maastrichtian - Early/Lower Paleocene, New Jersey
collected by Regensburg and Dilkes 1957; 1960
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Cephalopoda
- Nautilida
- Nautilidae
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Eutrephoceras dekayi
(Morton 1834)
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Gallagher 1984 | |||||||||
Cephalopoda
- Ammonitida
- Pachydiscidae
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Pachydiscus (Neodesmoceras) sp.
Matsumoto 1947
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Gallagher 1984 | |||||||||
Cephalopoda
- Ammonitida
- Sphenodiscidae
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Sphenodiscus lobatus
(Tuomey 1856)
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Gallagher 1984 | |||||||||
Cephalopoda
- Ammonitida
- Baculitidae
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Baculites ovatus
(Say 1820)
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Gallagher 1984 | |||||||||
= Baculites sp.
Lamarck 1799
|
Gallagher 2002 | |||||||||
Gastropoda
- Turritellidae
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Turritella vertebroides
Morton 1834
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Gallagher 1984 | |||||||||
Gastropoda
- Aporrhaidae
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Anchura abrupta
|
Gallagher 1984 | |||||||||
Gastropoda
- Neogastropoda
- Pyropsidae
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Pyropsis trochiformis
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Gallagher 1984 | |||||||||
Gastropoda
- Neogastropoda
- Turbinellidae
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Turbinella subconica
|
Gallagher 1984 | |||||||||
Turbinella parva
|
Gallagher 1984 | |||||||||
Gastropoda
- Neogastropoda
- Volutidae
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Volutoderma ovata
|
Gallagher 1984 | |||||||||
Gastropoda
- Naticidae
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Lunatia halli
Gabb 1860
|
Gallagher 1984 | |||||||||
recombined as Euspira halli | ||||||||||
Gyrodes abyssinus
|
Gallagher 1984 | |||||||||
Gastropoda
- Heterostropha
- Acteonidae
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Acteon cretacea
|
Gallagher 1984 | |||||||||
Bivalvia
- Arcida
- Cucullaeidae
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Cucullaea vulgaris
|
Gallagher 1984 | |||||||||
Bivalvia
- Arcida
- Glycymerididae
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Glycymeris mortoni
|
Gallagher 1984 | |||||||||
Bivalvia
- Ostreida
- Bakevelliidae
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Gervilliopsis ensiformis
(Conrad 1858)
|
Gallagher 1984 | |||||||||
Bivalvia
- Ostreida
- Gryphaeidae
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Pycnodonte dissimilaris
|
Gallagher 2002 | 78 %-volume | ||||||||
Gryphaeostrea vomer
(Morton 1828)
|
Gallagher 1984 | |||||||||
Gryphaea convexa
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Olson and Parris 1987 | |||||||||
Bivalvia
- Mytilida
- Mytilidae
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Lithophaga ripleyana
|
Gallagher 1984 | |||||||||
also Botula | ||||||||||
Bivalvia
- Pholadida
- Pholadidae
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Xylophagella irregularis
|
Gallagher 1984 | |||||||||
Bivalvia
- Cardiida
- Arcticidae
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Etea delawarensis
|
Gallagher 1984 | |||||||||
Veniella conradi
Morton 1833
|
Gallagher 1984 | |||||||||
Bivalvia
- Cardiida
- Cardiidae
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Cardium tenuistriatum
(Whitfield 1885)
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Gallagher 1984 | |||||||||
recombined as Granocardium tenuistriatum | ||||||||||
Bivalvia
- Hiatellida
- Hiatellidae
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Panopea decisa
|
Gallagher 1984 | |||||||||
Bivalvia
- Carditida
- Crassatellidae
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Crassatella vadosa
Morton 1834
|
Gallagher 1984 | |||||||||
Bivalvia
- Nuculanida
- Nuculanidae
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Nuculana stephensoni
|
Gallagher 1984 | |||||||||
Rhynchonellata
- Terebratulida
- Cancellothyrididae
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Terebratulina atlantica
|
Gallagher 1984 | |||||||||
Malacostraca
- Decapoda
- Nephropidae
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cf. Hoploparia sp.
M'Coy 1849
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Gallagher 1984 | |||||||||
= ? Hoploparia sp.
M'Coy 1849
|
Gallagher 2002 | |||||||||
Chondrichthyes
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Elasmobranchii indet.
Bonaparte 1838
|
Gallagher 2002 | |||||||||
"Elasmobranchia indet." | ||||||||||
Chondrichthyes
- Myliobatiformes
- Myliobatidae
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Myliobatis cf. leidyi
Hay 1899
|
Gallagher 1984 | |||||||||
synonym of Aetomylaeus striatus | ||||||||||
Rhinoptera sp.
Cuvier 1829
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Gallagher 1984 | |||||||||
Chondrichthyes
- Myliobatiformes
- Rhombodontidae
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cf. Rhombodus levis
(Cappetta and Case 1975)
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Gallagher 1984 | |||||||||
= Rhombodus levis
Cappetta and Case 1975
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Gallagher 2002 | |||||||||
Chondrichthyes
- Squatinidae
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Squatina sp.
Dumeril 1806
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Gallagher 1984 | |||||||||
Chondrichthyes
- Squalomorphii
- Hexanchidae
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Hexanchus sp.
Rafinesque 1810
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Gallagher 1984 | |||||||||
Chondrichthyes
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Batomorphii indet.
Cappetta 1980
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Gallagher 2002 | |||||||||
originally entered as "Batomorpha indet." | ||||||||||
Chondrichthyes
- Rajiformes
- Sclerorhynchidae
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Ischyrhiza mira
Leidy 1856
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Gallagher 1984 | |||||||||
Chondrichthyes
- Lamniformes
- Odontaspididae
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Odontaspis cuspidata
(Agassiz 1843)
|
Gallagher 1984 | |||||||||
recombined as Araloselachus cuspidatus | ||||||||||
Chondrichthyes
- Lamniformes
- Anacoracidae
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Squalicorax pristodontus
(Agassiz 1835)
|
Gallagher 1984 | |||||||||
Chondrichthyes
- Lamniformes
- Otodontidae
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Lamna appendiculata
Agassiz 1835
|
Gallagher 1984 | |||||||||
recombined as Cretalamna appendiculata | ||||||||||
Chondrichthyes
- Chimaeriformes
- Edaphodontidae
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Edaphodon stenobyrus
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Gallagher 1984 | |||||||||
Edaphodon mirificus n. gen., n. sp.
Leidy 1856
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Chondrichthyes
- Chimaeriformes
- Callorhynchidae
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Ischyodus dolloi
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Cicimurri and Ebersole 2015 | |||||||||
Ischyodus cf. thurmanni
Pictet and Campiche 1878
|
Gallagher 1984 | |||||||||
= Ischyodus thurmanni
Pictet and Campiche 1878
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Gallagher 2002 | |||||||||
Acipenseriformes
- Acipenseridae
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Acipenser cf. albertensis
Lambe 1902
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Gallagher 2002 | |||||||||
Reptilia
- Testudines
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Osteopygis emarginatus
Cope 1868
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Gallagher 1984 | 2 specimens | ||||||||
ANSP 15335; NJSM 11872 | ||||||||||
= Euclastes wielandi
Hay 1908
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Ullmann et al. 2018 | |||||||||
RU-EFP-00009 and RU-EFP-00004 | ||||||||||
Toxochelys atlantica
Zangerl 1953
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White 1972 | 4 specimens | ||||||||
synonym of Euclastes wielandi | ||||||||||
ANSP 18709; NJSM 12295, 12321, 12374 | ||||||||||
Peritresius cf. emarginatus
|
Gallagher 2002 | |||||||||
Peritresius cf. ornatus
(Leidy 1856)
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Gallagher 1993 | 1 specimen | ||||||||
NJSM 13735 | ||||||||||
Reptilia
- Testudines
- Adocidae
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Adocus beatus
(Leidy 1865)
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Gallagher 1984 | 1 specimen | ||||||||
ANSP 15356, a shell (1 measurement) | ||||||||||
Reptilia
- Testudines
- Kinosternoidea
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Agomphus sp.
Cope 1871
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White 1972 | 1 specimen | ||||||||
ANSP 15359 | ||||||||||
= Agomphus turgidus
Cope 1870
|
Gallagher 2002 | |||||||||
synonym of Agomphus pectoralis | ||||||||||
Reptilia
- Testudines
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Taphrosphys sulcatus
(Leidy 1856)
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Gaffney 1975 | 7 specimens | ||||||||
ANSP 15358, 15544; NJSM 10410, PU 18706-18708, ANSP 15544 | ||||||||||
Taphrosphys molops
Cope 1870
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Gallagher 1984 | 1 specimen | ||||||||
synonym of Taphrosphys sulcatus | ||||||||||
NJSM 11340 skull fragments | ||||||||||
cf. Bothremys sp.
Leidy 1865
|
Gallagher 2002 | |||||||||
Reptilia
- Mosasauridae
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Mosasauridae indet.
Gervais 1852
|
Gallagher 2002 | |||||||||
Halisaurus platyspondylus
(Marsh 1869)
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Gallagher 1993 | 1 specimen | ||||||||
NJSM 12146 | ||||||||||
Plioplatecarpus sp.
Dollo 1882
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Olson and Parris 1987 | |||||||||
Mosasaurus sp.
Parkinson 1822
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Gallagher 1984 | |||||||||
Mosasaurus maximus
Cope 1869
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Gallagher 1993 | 1 specimen | ||||||||
synonym of Mosasaurus hoffmannii | ||||||||||
NJSM 11332, teeth | ||||||||||
Reptilia
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Thoracosaurus sp.
Leidy 1852
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Gallagher 1984 | 1 specimen | ||||||||
Thoracosaurus neocesariensis in ref 7438 | ||||||||||
= Thoracosaurus neocesariensis
De Kay 1842
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Gallagher 1993 | |||||||||
NJSM 11885 | ||||||||||
Bottosaurus harlani
(Meyer 1832)
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Gallagher 1984 | 1 specimen | ||||||||
NJSM 11265 | ||||||||||
cf. Procaimanoidea sp.
Gilmore 1946
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Gallagher 1984 | 2 specimens | ||||||||
NJSM 11305, 11885 | ||||||||||
Bottosaurus tuberculatus n. sp.
Cope 1870
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Cope 1870 | 1 specimen | ||||||||
nomen dubium belonging to Crocodylia | ||||||||||
Small individual, 27 vertebrae, 50 scutes, appendicular elements | ||||||||||
Diplocynodon sp.
Pomel 1847
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Gallagher 1984 | 1 individual | ||||||||
= Borealosuchus threeensis n. sp.
Brochu et al. 2012
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Brochu et al. 2012 | |||||||||
NJSM 11902 - type (isolated left ectopterygoid and lower jaws with associated postcranial remains); NJSM 11903 - referred material (vertebrae and osteoderms), collected later but probably from same individual as type | ||||||||||
Hyposaurus rogersii
Owen 1849
|
Gallagher 1984 | |||||||||
= Hyposaurus sp.
Owen 1849
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Olson and Parris 1987 | |||||||||
Aves indet.
Linnaeus 1758
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Gallagher 1984 | 3 specimens | ||||||||
NJSM 12119, 12248; ANSP 15713 | ||||||||||
Reptilia
- Charadriiformes
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Graculavus ? velox
Marsh 1872
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Olson and Parris 1987 | 1 specimen | ||||||||
NJSM 11854 | ||||||||||
Reptilia
- Charadriiformes
- Graculavidae
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Graculavidae indet.
Fürbringer 1888
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Olson and Parris 1987 | 1 specimen | ||||||||
NJSM 11302 | ||||||||||
Palaeotringa ? littoralis
Marsh 1870
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Olson and Parris 1987 | 1 specimen | ||||||||
NJSM 11303 | ||||||||||
Reptilia
- Charadriiformes
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Telmatornis priscus
Marsh 1870
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Olson and Parris 1987 | 2 specimens | ||||||||
ANSP 15541; NJSM 11853 | ||||||||||
Palaeotringa vetus
Marsh 1870
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Gallagher 1993 | 1 specimen | ||||||||
synonym of Telmatornis priscus | ||||||||||
ANSP 15360 | ||||||||||
Reptilia
- Procellariiformes
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? Procellariiformes indet.
Fürbringer 1888
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Olson and Parris 1987 | 1 specimen | ||||||||
ANSP 15713 | ||||||||||
Reptilia
- Tytthostonychidae
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Tytthostonyx glauconiticus n. gen., n. sp.
Olson and Parris 1987
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Olson and Parris 1987 | 1 specimen | ||||||||
NJSM 11341 | ||||||||||
Actinopteri
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Teleostei indet.
Müller 1846
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Gallagher 2002 | |||||||||
originally entered as "Teleost indet." | ||||||||||
Actinopteri
- Aulopiformes
- Enchodontidae
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Enchodus cf. serrulatus
|
Gallagher 1984 | |||||||||
Enchodus cf. ferox
Leidy 1855
|
Gallagher 1984 | |||||||||
= Enchodus ferox
Leidy 1855
|
Gallagher 2002 | |||||||||
Actinopteri
- Elopiformes
- Phyllodontidae
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Paralbula casei
Estes 1969
|
Gallagher 1984 | |||||||||
Actinopteri
- Tselfatiiformes
- Plethodidae
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cf. Bananogmius sp.
Whitley 1940
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Gallagher 2002 | |||||||||
see common names |
Geography
Country: | United States | State/province: | New Jersey | County: | Gloucester |
Coordinates: | 39.8° North, 75.2° West (view map) | ||||
Paleocoordinates: | 40.2° North, 51.8° West | ||||
Basis of coordinate: | based on nearby landmark | ||||
Geographic resolution: | outcrop |
Time
*Period: | Late/Upper Cretaceous | *Epoch: | Senonian |
*International age/stage: | Late/Upper Maastrichtian | ||
Key time interval: | Late/Upper Maastrichtian - Early/Lower Paleocene | ||
Age range of interval: | 70.60000 - 61.70000 m.y. ago | ||
* legacy (obsolete) database fields |
Stratigraphy
Geological group: | Rancocas | Formation: | Hornerstown | ||
Local section: | Inversand Pit | Local bed: | 2 | ||
Local order: | bottom to top | ||||
Stratigraphic resolution: | bed | ||||
Stratigraphy comments: Mixed Maastrichtian-Danian assemblage from the main fossiliferous layer (most likely a Maastrichtian lag deposit)
"articulated skeletons and other unworn material, including most of the birds, are more probably not reworked but part of a new phase of deposition in the earliest Paleocene (D. Parris, pers. comm.)" (Hope 2002). Described as the "main fossiliferous layer" |
Lithology and environment
Primary lithology: | glauconitic poorly lithified sandstone | ||
Includes fossils? | Y | ||
Environment: | shallow subtidal indet. | Tectonic setting: | passive margin |
Taphonomy
Modes of preservation: | body |
Size of fossils: | macrofossils,mesofossils |
Preservation of anatomical detail: | good |
Articulated whole bodies: | some |
Associated major elements: | many |
Disassociated major elements: | many |
Collection methods and comments
Collection methods: | salvage,selective quarrying,field collection | ||
Reason for describing collection: | paleoecologic analysis | ||
Collectors: | Regensburg and Dilkes | Collection dates: | 1957; Aug 1960 |
Metadata
Also known as: | KT loc. 428; Main Fossiliferous Layer; Jean and Ric Edelman Fossil Park | ||
Database number: | 26819 | ||
Authorizer: | W. Kiessling, M. Carrano, J. Alroy, P. Mannion, P. Holroyd | Enterer: | W. Kiessling, P. Mannion, P. Holroyd, M. Carrano, J. Alroy, J. Tennant |
Modifier: | M. Carrano | Research group: | marine invertebrate,vertebrate |
Created: | 2002-11-05 04:32:43 | Last modified: | 2023-09-14 15:18:20 |
Access level: | the public | Released: | 2002-11-05 04:32:43 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
14981. | J. Leidy. 1856. Notices of remains of extinct vertebrated animals of New Jersey, collected by Prof. Cook of the State Geological Survey under the direction of Dr. W. Kitchell. Proceedings of the Academy of Natural Sciences of Philadelphia 8:220-221 [M. Uhen/M. Uhen] |
Secondary references:
39439 | C. A. Brochu, D. C. Parris, B. S. Grandstaff, R. K. Denton, Jr., and W. B. Gallagher. 2012. A new species of Borealosuchus (Crocodyliformes, Eusuchia) from the Late Cretaceous–early Paleogene of New Jersey. Journal of Vertebrate Paleontology 32(1):105-116 [P. Mannion/P. Mannion/M. Carrano] | |
67651 | D.J. Cicimurri and D.A. Ebersole. 2015. Paleocene chimaeroid fishes (Chondrichthyes: Holocephali) from the eastern United States, including two new species of Callorhinchus. PaleoBios 32:1-29 [P. Holroyd/P. Holroyd/P. Holroyd] | |
35435 | E. D. Cope. 1870. Synopsis of the Extinct Batrachia, Reptilia and Aves of North America. Part II. Transactions of the American Philosophical Society, New Series 14:105-235 [M. Carrano/M. Carrano/M. Uhen] | |
764 | E. S. Gaffney. 1975. A revision of the side-necked turtle Taphrosphys sulcatus (Leidy) from the Cretaceous of New Jersey. American Museum Novitates 2571:1-24 [J. Alroy/M. Sommers/P. Mannion] | |
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] | |
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] | |
7438 | W. B. Gallagher. 2002. Faunal changes across the Cretaceous-Tertiary (K-T) boundary in the Atlantic coastal plain of New Jersey: restructuring the marine community after the K-T mass-extinction event. Catastrophic Events and Mass Extinctions: Impacts and beyond. GSA Special Paper 356:291-301 [W. Kiessling/W. Kiessling/M. Carrano] | |
29037 | S. Hope. 2002. The Mesozoic radiation of Neornithes. In L. M. Chiappe and L. M. Witmer (eds.), Mesozoic Birds: Above the Heads of Dinosaurs. University of California Press, Berkeley 339-388 [J. Alroy/J. Alroy/M. Carrano] | |
11982 | J. Leidy. 1873. Part I. Contributions to the extinct vertebrate fauna of the western territories. In F. V. Hayden (ed.), Report of the United States Geological Survey of the Territories 1:1-358 [M. Uhen/M. Uhen/M. Carrano] | |
29473 | ETE | S. L. Olson and D. C. Parris. 1987. The Cretaceous birds of New Jersey. Smithsonian Contributions to Paleobiology 63:1-22 [M. Carrano/M. Carrano] |
67648 | P. V. Ullmann, Z. M. Boles, and M. J. Knell. 2018. Insights into cranial morphology and intraspecific variation from a new subadult specimen of the pan-cheloniid turtle Euclastes wielandi Hay, 19. PaleoBios 35:1-22 [P. Holroyd/P. Holroyd] | |
85047 | D. B. Weishampel and L. Young. 1996. Dinosaurs of the East Coast xiii-275 [M. Carrano/M. Carrano] | |
34331 | R. S. White, Jr. 1972. A recently collected specimen of Adocus (Testudines: Dermatemydidae) from New Jersey. Notulae Naturae 447:1-10 [J. Alroy/J. Alroy] |