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

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)