Where: Rankin County, Mississippi (32.3° N, 90.0° W: paleocoordinates 32.6° N, 83.5° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Vicksburg Group, Rupelian (33.9 - 28.1 Ma)
• formation-level stratigraphic resolution
Environment/lithology: marine; lithology not reported
Size class: mesofossils
Primary reference: D. T. Dockery. 1980. Invertebrate Macropaleontolgy of the Clarke County Mississippi Area. Bulletin - Mississippi Geological, Economic and Topographic Survey 122 [M. Kosnik/M. Kosnik/L. Eccles]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 101193: authorized by Jocelyn Sessa, entered by Laurie Eccles on 18.12.2010
Creative Commons license: CC BY (attribution)
Taxonomic list
Echinoidea | |
"Schizaster (Paraster) americanus" = Schizaster americana
"Schizaster (Paraster) americanus" = Schizaster americana Clark and Twitchell 1915 heart urchin |