Hopkins farm, Haddonfield (Cretaceous to of the United States)

Also known as Hadrosaurus type

Where: Camden County, New Jersey (39.9° N, 75.0° W: paleocoordinates 39.2° N, 44.9° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: Woodbury Formation (Matawan Group), Early/Lower Campanian to Early/Lower Campanian (83.5 - 70.6 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: estuary or bay; lithified, micaceous, green, blue marl

• "tenacious" green marl, also described as "dark blue approaching black, micaceous, stiff, and tenacious. Upon free exposure to air, it becomes, after a week or two, light bluish gray in color, and then it crumbles easily."

Size classes: macrofossils, mesofossils

Collected by J. Hopkins, W. Foulke in 1838–1858; reposited in the ANSP

Collection methods: salvage, quarrying, surface (float), surface (in situ), mechanical,

• Originally discovered by Mr. John E. Hopkins while digging marl on his farm "about twenty years ago," then excavated more thoroughly by William Parker Foulke.

Primary reference: W. P. Foulke. 1858. [On the fossil bones, shells and wood from Haddonfield]. Proceedings of the Academy of Natural Sciences of Philadelphia 10:213-215 [M. Carrano/M. Carrano/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 48725: authorized by Matthew Carrano, entered by Matthew Carrano on 30.03.2005, edited by Kaitlin Maguire and Mark Uhen

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Bivalvia
 Nuculanida - Nuculanidae
"Leda longifrons" = Nuculana4, Leda protexta4
"Leda longifrons" = Nuculana4 pointed nut clam
Leda protexta4 Gabb 1860 pointed nut clam
 Nuculida - Nuculidae
 Mytilida - Mytilidae
"Modiola juliae" = Modiolus4
"Modiola juliae" = Modiolus4 mussel
 Ostreida - Gryphaeidae
"Exogyra costata" = Exogyra (Exogyra) costata4
"Exogyra costata" = Exogyra (Exogyra) costata4 Say 1820 oyster
 Ostreida - Flemingostreidae
"Ostrea tecticosta" = Cubitostrea tecticosta4, "Ostrea larva" = Agerostrea ungulatus4
"Ostrea tecticosta" = Cubitostrea tecticosta4 Gabb 1860 oyster
"Ostrea larva" = Agerostrea ungulatus4 Böhm 1891 oyster
 Ostreida - Ostreidae
Ostrea plumosa4 Morton 1833 oyster
 Ostreida - Pinnidae
Pinna laqueata4 Conrad 1858 oyster
 Pectinida - Limidae
 Pectinida - Anomiidae
Anomia argentaria4 Morton 1833 jingle
 Myalinida - Inoceramidae
"Inoceramus involutus" = Volviceramus involutus4
"Inoceramus involutus" = Volviceramus involutus4 Sowerby 1828 clam
 Arcida - Arcidae
 Carditida - Carditidae
"Cardita subquadrata" = Glans carpenteri4
"Cardita subquadrata" = Glans carpenteri4 Lamy 1922 clam
 Carditida - Astartidae
 Carditida - Crassatellidae
"Crassatella lintea" = Crassatella vadosa4
"Crassatella lintea" = Crassatella vadosa4 Morton 1834 clam
 Cardiida - Cardiidae
"Cardium multiradiatum" = Trachycardium multiradiatum4, Cardium enfaulense4
"Cardium multiradiatum" = Trachycardium multiradiatum4 Sowerby 1846 cockle
 Cardiida - Tellinidae
Tellina eborea4, "Linearia metastriata" = Linearis4
Tellina eborea4 tellin clam
"Linearia metastriata" = Linearis4 tellin clam
 Cardiida - Veneridae
Dosinia depressa4 venus clam
Legumen apressus4 venus clam
Legumen ellipticus4 venus clam
 Pholadida - Corbulidae
 Trigoniida - Trigoniidae
Scaphopoda
 Dentaliida - Dentaliidae
Gastropoda
 Heterostropha - Pyramidellidae
 Sorbeoconcha - Naticidae
 Cerithioidea - Siliquariidae
"Siliquaria biplicata" = Tenagodus4
"Siliquaria biplicata" = Tenagodus4 snail
 Cerithioidea - Turritellidae
Turritella vertebroides4 Morton 1834 turret shell
Cephalopoda
 Ammonitida - Placenticeratidae
"Ammonites placenta" = Placenticeras placenta4
"Ammonites placenta" = Placenticeras placenta4 DeKay 1828 ammonite
 Ammonitida - Scaphitidae
Scaphites iris4 ammonite
Reptilia
 Ornithischia - Hadrosauridae
Hadrosaurus foulkii n. gen. n. sp.3
Hadrosaurus foulkii n. gen. n. sp.3 Leidy 1858 hadrosaurine
ANSP 10005
 Testudines - Pancheloniidae
"Dollochelys atlantica" = Euclastes wielandi2
"Dollochelys atlantica" = Euclastes wielandi2 Hay 1908 turtle
NJSM 12757
Actinopteri
 Aulopiformes - Enchodontidae
Enchodus sp.2 Agassiz 1835
"fishes"
Chondrichthyes
 Lamniformes - Mitsukurinidae
Scapanorhynchus texanus2 Roemer 1852 goblin shark