Where: Monmouth County, New Jersey (40.3° N, 74.1° W: paleocoordinates 40.5° N, 49.6° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Hornerstown Formation (Rancocas Group), Late/Upper Maastrichtian (70.6 - 66.0 Ma)
• 'greensand', prob. Hornerstown Fm.
• bed-level stratigraphic resolution
Environment/lithology: marine; lithified, glauconitic sandstone
Size class: macrofossils
Collected by Prof. Cook
Primary reference: J. Leidy. 1865. Cretaceous reptiles of the United States. Smithsonian Contributions to Knowledge 192:1-135 [M. Carrano/M. Carrano/M. Carrano]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 129264: authorized by Roger Benson, entered by Roger Benson on 22.06.2012, edited by Matthew Carrano
Creative Commons license: CC BY (attribution)
Taxonomic list
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"Platemys sulcatus n. sp." = Taphrosphys sulcatus2
"Platemys sulcatus n. sp." = Taphrosphys sulcatus2 Leidy 1856 sideneck turtle AMNH 2522: three consecutive marginal plates of the left side of a carapace, found in association rvith remains of other turtles in the Green-sand of Tinton Falls
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"Chelone grandaeva" = Procolpochelys grandaeva2
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"Emys firmus n. sp." = Adocus firmus2 Leidy 1856 turtle A number of fragments of turtle shells, among which are several marginal plates of a carapace and fragments of sternal plates, apparently belonging to the same individual. The specimens, also supposed" to indicate a species of Emys, consist of fragments of the third, fi.fth, sixth, and seventh right marginal plates, a portion of the sixth and the near'ly entire seventh left marginal plates of the carapace, and portions of the right hyposternal and left hyosternal plates of the stetnum
"Emys pravus n. sp." = Adocus pravus2 Leidy 1856 turtle the greater portions of a hyosternal and hyposternal plates, and a small fragment of the conjoined xiphisternals
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