Cordaitean Predation Photos 2019: Mounted Peels, Harvard Collection. Plate 03
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A mature cordaitean cone (picture 6) yeilding 6 golden coprolites, four of which are deposited in a string formation (picture 1). A single small golden coprolite was located in the matrix (picture 3). Pictures 2 and 4 were taken under crossed polarized light showing intact pollen grains having no change in birefringence.
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 golden coprolites deposited in a string.
Mounted peels were made by William C. Darrah.
Desmoinian North American Stage (Desmoinesian)
Coal Ball Peels
Cross Polarized Light
Lakeram, Scott (2019). Cordaitean Predation Photos 2019: Mounted Peels, Harvard Collection. Plate 03. Texas A&M University. Libraries. Available electronically from