Pemberton Marl Company pit (Hornerstown) (Cretaceous of the United States)

Also known as Birmingham

Where: Burlington County, New Jersey (40.0° N, 74.7° W: paleocoordinates 40.3° N, 50.3° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Hornerstown Formation (Rancocas Group), Late/Upper Maastrichtian (70.6 - 66.0 Ma)

• basal part of formation

• bed-level stratigraphic resolution

Environment/lithology: marginal marine; marl

Size class: macrofossils

Collected by J. C. Gaskill in 1869; reposited in the YPM

Primary reference: O. C. Marsh. 1870. Notice of some fossil birds, from the Cretaceous and Tertiary formations of the United States. American Journal of Science and Arts, series 2 49(145):205-217 [M. Uhen/M. Uhen/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 87902: authorized by Matthew Carrano, entered by Matthew Carrano on 27.03.2009, edited by Philip Mannion and Roger Benson

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Testudines -
"Lytoloma angusta n. sp." = Catapleura repanda2
"Lytoloma angusta n. sp." = Catapleura repanda2 Cope 1868 sea turtle
AMNH 1133, holotype three peripheral bones, a fragment of a costal, and a lower jaw, only doubtfully associated
 Testudines - Macrobaenidae
Osteopygis platylomus n. sp.2 Cope 1870 turtle
ANSP specimen shell fragments collected by Samuel Ashhurst
Osteopygis robustus n. sp.3 Hay 1908 turtle
AMNH 2360
 Testudines - Adocidae
"Zygoramma striatula n. gen. n. sp." = Adocus striatula4, Homorophus insuetus n. gen. n. sp.4
"Zygoramma striatula n. gen. n. sp." = Adocus striatula4 Cope 1869 turtle
AMNH 2358 (holotype partial shell)
Homorophus insuetus n. gen. n. sp.4 Cope 1869 turtle
Lost holotype partial shell
 Testudines - Kinosternoidea
"Agomphus tardus n. sp." = Agomphus pectoralis7
"Agomphus tardus n. sp." = Agomphus pectoralis7 Cope 1870 mud turtle
YPM 774 (partial shell)
 Testudines - Pancheloniidae
Erquelinnesia molaria n. sp.3 Hay 1908 turtle
AMNH 9220; presented by Rev. L. H. Lighthipe
Aves
 Charadriiformes - Graculavidae
Laornis edvardsianus n. gen. n. sp.
Laornis edvardsianus n. gen. n. sp. Marsh 1870 shorebird
YPM 820
Reptilia
 Crocodylia -
"Hyposaurus fraterculus n. sp." = Thoracosaurus neocesariensis1, Crocodilus obscurus3
"Hyposaurus fraterculus n. sp." = Thoracosaurus neocesariensis1 De Kay 1842 crocodilian
Crocodilus obscurus3 Leidy 1865 crocodilian
ANSP 9185-7
 Loricata - Dyrosauridae
"Hyposaurus ferox n. sp." = Hyposaurus rogersii5
"Hyposaurus ferox n. sp." = Hyposaurus rogersii5 Owen 1849 crocodilian
YPM 2794 - type (two teeth)
 Squamata - Mosasauridae
"Tylosaurus sectorius" = Prognathodon sectorius6, "Mosasaurus depressus n. sp." = Plioplatecarpus depressus3
"Tylosaurus sectorius" = Prognathodon sectorius6 Cope 1871 mosasaur
"Mosasaurus depressus n. sp." = Plioplatecarpus depressus3 Cope 1869 mosasaur
type (missing)