Palmyra (Eocene to of the United States)

Where: Lee County, Georgia (31.6° N, 84.2° W: paleocoordinates 31.8° N, 77.2° W)

When: Late/Upper Eocene to Late/Upper Eocene (37.2 - 28.4 Ma)

Environment/lithology: marine; limestone

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 203465: authorized by Mark Uhen, entered by Mark Uhen on 16.08.2019

Creative Commons license: CC BY (attribution)

Taxonomic list

Echinoidea
 Cidaroida - Cidaridae
Phyllacanthus mortoni Conrad 1850 pencil urchin
 Spatangoida - Brissidae
Macropneustes mortoni Conrad 1850 heart urchin
 Clypeasteroida - Faujasiidae
"Cassidulus (Pygorhynchus) conradi" = Cassidulus (Paralampas) conradi
"Cassidulus (Pygorhynchus) conradi" = Cassidulus (Paralampas) conradi Couper 1850 sand dollar