Where: Jefferson County, Colorado (39.7° N, 105.2° W: paleocoordinates 35.3° N, 52.2° W)
• coordinate stated in text
• small collection-level geographic resolution
When: Brushy Basin Member (Morrison Formation), Late/Upper Kimmeridgian to Late/Upper Kimmeridgian (155.7 - 145.0 Ma)
• upper middle part of formation
• bed-level stratigraphic resolution
Environment/lithology: "channel"; sandstone
Size class: macrofossils
Collected by A. Lakes & H. C. Beckwith in 1877; reposited in the YPM
Collection methods: quarrying, mechanical,
Primary reference: O. C. Marsh. 1877. Notice of a new and gigantic dinosaur. American Journal of Science and Arts 14:87-88 [M. Carrano/M. Carrano/M. Carrano]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 39375: authorized by Matthew Carrano, entered by Matthew Carrano on 27.05.2004
Creative Commons license: CC BY (attribution)
Taxonomic list
Reptilia | |
"Diplosaurus felise n. sp." = Goniopholis felix
"Diplosaurus felise n. sp." = Goniopholis felix Marsh 1877 crocodilian | |
Titanosaurus montanus n. sp.
Titanosaurus montanus n. sp. Marsh 1877 sauropod | |
Allosaurus sp. Marsh 1877 allosauroid |