Where: McLennan County, Texas (31.6° N, 97.2° W: paleocoordinates 30.1° N, 62.3° W)
• coordinate based on nearby landmark
• small collection-level geographic resolution
When: Lake Waco Formation, Late/Upper Cenomanian (99.6 - 93.5 Ma)
• "in the type section" of the Lake Waco Formation
•locality is "Late Cenomanian or possibly late Turonian" but specimen itself is "almost certainly Cenomanian"
• bed-level stratigraphic resolution
Environment/lithology: marine; lithified shale
Size class: macrofossils
Preservation: adpression
Collected by B. C. Brown, L. Brown in 1948
• Baylor University Strecker Museum collection
•locality is now flooded
Primary reference: J. T. Thurmond. 1968. A new polycotylid plesiosaur from the Lake Waco Formation (Cenomanian) of Texas. Journal of Paleontology 42(5):1289-1296 [J. Alroy/J. Alroy]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 90465: authorized by John Alroy, entered by John Alroy on 28.07.2009
Creative Commons license: CC BY (attribution)
Taxonomic list
Reptilia | |
"Ceraunosaurus brownorum n. gen. n. sp." = Trinacromerum bentonianum
"Ceraunosaurus brownorum n. gen. n. sp." = Trinacromerum bentonianum Cragin 1888 plesiosaur |