Where: Alabama (32.6° N, 88.2° W: paleocoordinates 35.7° N, 61.7° W)

When: Ripley Formation, Late/Upper Campanian to Late/Upper Campanian (83.5 - 66.0 Ma)

Environment/lithology: marine; lithology not reported

Size class: macrofossils

Primary reference: W. B. Clark and M. W. Twitchell. 1915. The Mesozoic and Cenozoic Echinodermata of the United States. United States Geological Survey Bulletin 54:1-341 [L. Villier/J. Millet/M. Uhen]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 203421: authorized by Mark Uhen, entered by Mark Uhen on 15.08.2019

Creative Commons license: CC BY (attribution)