Barnsboro "greensand" (Hornerstown) (Cretaceous of the United States)

Also known as Barnesboro

Where: Gloucester County, New Jersey (39.8° N, 75.2° W: paleocoordinates 40.2° N, 50.8° W)

• coordinate estimated from map

• outcrop-level geographic resolution

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

• lower part of Hornerstown Fm.

• member-level stratigraphic resolution

Environment/lithology: marginal marine; lithology not reported

Size classes: macrofossils, mesofossils

Primary reference: E. D. Cope. 1870. [The remains of a new Cretaceous tortoise]. Proceedings of the American Philosophical Society 11:515 [M. Carrano/M. Carrano/M. Carrano]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 167780: authorized by Matthew Carrano, entered by Matthew Carrano on 01.04.2015, edited by Evangelos Vlachos

Creative Commons license: CC BY (attribution)

Taxonomic list

 Testudines -
"Toxochelys atlantica n. sp." = Catapleura repanda5
"Toxochelys atlantica n. sp." = Catapleura repanda5 Cope 1868 sea turtle
YPM 625
 Testudines - Cheloniidae
Lytoloma jeanesii n. sp.1 Cope 1870 sea turtle
lost specimen from Cope (1869)
 Testudines - Macrobaenidae
"Osteopygis emarginatus n. gen. n. sp." = Osteopygis emarginatus1, "Osteopygis chelydrinus n. sp." = Osteopygis emarginatus4, Osteopygis erosus n. sp.2
"Osteopygis emarginatus n. gen. n. sp." = Osteopygis emarginatus1 Cope 1868 turtle
AMNH 1344
"Osteopygis chelydrinus n. sp." = Osteopygis emarginatus4 Cope 1868 turtle
AMNH 1131, fragmentary shell
Osteopygis erosus n. sp.2 Cope 1875 turtle
AMNH 1130, holotype fragmentary skeleton
 Testudines - Adocidae
Adocus agilis n. sp.3 Cope 1868 turtle
AMNH 1135
Adocus syntheticus n. sp. Cope 1869 turtle
AMNH 1466
 Testudines - Bothremydidae
Taphrosphys strenuus n. sp.3, "Taphrosphys enodis n. sp." = Taphrosphys sulcatus1, "Taphrosphys leslianus" = Taphrosphys sulcatus4, "Taphrosphys molops" = Taphrosphys sulcatus3
Taphrosphys strenuus n. sp.3 Cope 1870 sideneck turtle
AMNH 1126
"Taphrosphys enodis n. sp." = Taphrosphys sulcatus1 Leidy 1856 sideneck turtle
This may be a smooth or worn individual of T. molops. The remains are in good condition, and do not appear to have been eroded or corroded. It is indicated by a large portion of the plastron of a single individual from Barnesboro, N. J.
"Taphrosphys leslianus" = Taphrosphys sulcatus4 Leidy 1856 sideneck turtle
AMNH 1471, partial plastron
"Taphrosphys molops" = Taphrosphys sulcatus3 Leidy 1856 sideneck turtle
AMNH 1472
 Crocodylia -
Holops glyptodon n. sp.3 Cope 1869 crocodilian
Crocodilus obscurus n. sp.3 Leidy 1865 crocodilian
RU 1-K.-V.-12 (now at AMNH)
 Loricata - Dyrosauridae
Hyposaurus rogersii3 Owen 1849 crocodilian
 Squamata - Mosasauridae
Nectoportheus validus n. sp.3 Cope 1868 mosasaur
AMNH 1395
 Sauropterygia -
Plesiosaurus brevifemur n. sp.3 Cope 1875 plesiosaur
type (lost)