"Arthropoda."  Treatise on Invertebrate Paleontology. Ed. Raymond  C. Moore. Lawrence, KA: Kansas UP and the Geological Society of America, 1959.

Bordeaux, Yvette.  "Field Trip to the Hudson Valley Region, New York State, Fall 2001".

Bordeaux, Yvette.  “Testing Bioturbational Ammensalism: A Suite of Qualitative and Quantitative Techniques for Evaluating Potential Infaunal-Epifaunal Interactions and Their Applications to the Lower Devonian of New York State.”  1999.  Pages 70-74.

Ebert, James R.  “Trip K; Tidal currents, biogenic activity and pycnoclinal fluctuation on a Lower Devonian ramp; Becraft, Alsen and Port Ewen formations, central Hudson Valley.”  Annual Meeting of the New York State Geological Association Field Trip Guidebook.  New York: New York State Geological Survey, 1987. Pages K1-K35.  Found on GeoRefS.

Goldring, Winifred. "Geology of the Coxsackie Quadrangle, NY." New York State Museum Bulletin. Feb. 1943.

La Porte, Leo, 1969. Depositional Environments in Carbonate Rocks, ed. Friedman, G.M. no. 14. 98:119

Mazzo, Carl R., Robert G. LaFleur.  “Stratigraphy of the Port Ewen Formation (Lower Devonian), eastern New York.”  Northeastern Geology.  Troy, NY: Rensselaer Polytechnic Institute, 1984.  Volume 6, no. 2.  Pages 71-82.  Found on GeoRefS.

Miller, Rehmer, .1982.  “Trace Fossils in Interpretation of Sharp Lithologic Boundries, an Example from the Devonian of New York.” Geologic Society of America 11, no 1 :45

"Mollusca." Treatise on Invertebrate Paleontology. Ed. Raymond C. Moore. Lawrence, KA: Kansas UP and the Geological Society of America, 1960.

Rickard (1962) Late Cayugan and Helderbergian Stratification in New York. New York Museum and Science Bulletin 386: 157.

Rickard (1989) Stratification of the subsurface low and mid-Devonian of New York, Pennsylvania, Ohio, and Ontario. New York State Museum and Science Map and Chart Series 39: 59.