244 Forty-sixth Report on the State Museum, 



, Trochoceras turhinatum^ Hall. 1852. 



Palaeontology of New York, vol. ii, p. 336, pi. 77, fig. 1. 



Coralline limestone. Schoharie, N. Y. 



J. Gehhard purchase . 



Trochoceras Barrandii, Hall. 1879. 



Palaeontology of New York, vol. v, pt. 2, p. 398, pi. Ill, fig. 10. 



Schoharie grit. Schoharie, N. Y.. 



J. Gehhard purchase. 



Palaeontology of New York, vol. v, pt. 2, pi. Ill, fig. 8. 

 Schoharie grit. Clarksville, N. Y. 



Palaeontology of New York, vol. v, pt. 2, pi. Ill, fig. 9. 



Schoharie grit. Schoharie, N. Y. ' 



J. Gehhard purchase. 



Trochoceras eugenium, Hall. 1861. 

 14th Rept. N. Y. State Cab. Nat. Hist., p. 108. 

 Illustrations of Devonian Fossils, 1876; Cephalopoda, pi. 59, 

 fig. 9. 



Palaeontology of New York, vol. v, pt. 2, pi. 59, fig. 1 1 . 



Schoharie grit. Schoharie, N. Y. 



J. Gehhard purchase. 



Illustrations of Devonian Fossils, 1876; Cephalopoda, pi. 48, fig. 3. 



Palaeontology of New York, vol. v. pt. 2, pi. 58, fig. 3. 



Schoharie grit. Schoharie, N. Y. 



J. Gehhard purchase. 



Illustrations of Devonian Fossils, 1876; Cephalopoda, pi. 48, fig. 4. 



Palaeontology of New York, vol. v, pt. 2, pi. 58, fig. 4. 



Schoharie grit. Schoharie, N. Y. 



J. Gehhard purchase . 



Trochoceras Pandion, Hall. 1876. 



Illustrations of Devonian Fossils; Cephalopoda, pi. 48, fig. 7. 



Palaeontology of New York, vol. 5, pt. 2, pi. 58, fig. 7. 



Schoharie grit. Schoharie, N. Y. 



J. Gehhard purchase. 



Illustrations of Devonian Fossils; Cephalopoda, pi. 48, fig. 8. 



Schoharie grit. Schoharie, N. Y. 



J. Gehhard purchase. 



