Cordaitean Predation Photos 2019: Mounted Peels, Harvard Collection. Plate 22B
MetadataShow full item record
Cone maturity is as follows- cone A (picture 1), immature; cone B, basal section (picture 2); cone C, immature (picture 3); cone D, immature (picture 4); cone E, basal section (picture 5); cone F, basal section (picture 6); cone G, immature (picture 7). Cone A and C were filled with brown coprolites. Cone G contained 4 golden coprolites. Plate 22B is a successive peel taken from the same coal ball as other plates labeled 22.
DescriptionThese images were used in the research for a master's thesis from the Texas A&M University Dept. of Geology and Geophysics (Date of submission: May 2020).
Images were taken from slides on loan from the Harvard Paleobotanical Herbarium.
4 Immature Cones
3 basal sections
15 brown coprolites in cone A
25 brown coprolites in cone B.
4 golden coprolites in cone G
Mounted peels were made by William C. Darrah.
Desmoinian North American Stage (Desmoinesian)
Coal Ball Peels
Lakeram, Scott (2019). Cordaitean Predation Photos 2019: Mounted Peels, Harvard Collection. Plate 22B. Texas A&M University. Libraries. Available electronically from