Group prepares to examine the Lower Devonian Manlius Formation.
Roadcut in the Thatcher Member of the Manlius Formation.
Three units of the Manlius - lower interval of laminated dolomitic limestone, middle interval of dolomitic siltstone, and upper interval of thin bedded gray limestone.
Bob examining the Manlius.
Andrew prepares to ascend.
Andrew examining the lower interval of the Manlius.
Winelle, Melissa, and Andrew examine the upper interval of the Manlius.
Slab of the middle interval of the Manlius showing mudcracks.
The ostracod Hermannina alta.
Tentaculites gyracanthus (small ribbed cones)
Lingulid brachiopods
Middle interval of the Thatcher Member of the Manlius Formation.
Lower Devonian Coeymans Formation (Crinoidal Limestone)
The Lower Devonian Coeymans Formation.
Coeymans Limestone
Collecting from the top of the outcrop.
Crinoid debris is the principle component of the Coeymans Limestone.
Hummocky beds in the Coeymans showing grainstone shell hash (crinoids and brachiopods).
Crinoidal grainstone
Andrew at the top.
Bret looks for specimens weathering out of the limestone.
Group searches for specimens.
Examining a find.
Andrew examines a specimen.
Andrew making me nervous.
Maggie and group.
Maggie keeping warm.
Favosites helderbergiae - Devonian tabulate coral
Side view of Favosites coral showing coralites and tabulae.