Jones' Site (Cretaceous of the United States)

Also known as Bambiraptor type

Where: Teton County, Montana (48.0° N, 112.3° W: paleocoordinates 55.5° N, 77.8° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Upper Member (Two Medicine Formation), Campanian (83.6 - 72.1 Ma)

• about 2/3 above base of formation - lower part of upper section of formation

• bed-level stratigraphic resolution

Environment/lithology: fine channel fill; fine-grained, gray siltstone

• "low-velocity channel fill"
• "within a 60-cm-thick siltstone layer"; "a layer of fine, gray siltstone about 60 cm thick without evidence of cross-bedding"

Size classes: macrofossils, mesofossils

Collected by Linster, Brandvold in 1993

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

Primary reference: M. Brandvold and J. Brandvold. 1996. Taphonomy of the Jones' Site, Two Medicine Formation (Campanian) of north-central Montana with evidence of theropod feeding techniques based on bioturbation. Journal of Vertebrate Paleontology 16(3, suppl.):23A [M. Carrano/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 61843: authorized by Matthew Carrano, entered by Matthew Carrano on 05.07.2006

Creative Commons license: CC BY (attribution)

Taxonomic list

• also includes two types of eggshell and carbonized wood scraps
Show authors, comments, and common names
Gnathostomata
  -
Osteichthyes indet.
Osteichthyes indet. bony fish
"fish"
Reptilia
 Testudines - Trionychidae
Trionychidae indet.
Trionychidae indet. Gray 1825 softshell turtle
 Theropoda - Dromaeosauridae
Bambiraptor feinbergi n. gen. n. sp.2
Bambiraptor feinbergi n. gen. n. sp.2 Burnham et al. 2000 maniraptoran
FIP 001, 002-036
 Theropoda - Tyrannosauridae
Tyrannosauridae indet.1
Tyrannosauridae indet.1 Osborn 1906 tyrannosaurid
 Theropoda - Ornithomimidae
Ornithomimidae indet.
Ornithomimidae indet. Marsh 1890 ornithomimid
 Ornithischia - Hadrosauridae
cf. Maiasaura peeblesorum2
cf. Maiasaura peeblesorum2 Horner and Makela 1979 hadrosaurine
"thousands of bones and a few partial skeletons"
1Brandvold and Sweeney 1996; 2Burnham et al. 2000