364 NEW YORK STATE MUSEUM 



Hall. Paleontology of New York. 1884. v. 5, pt r, 

 pi. 1, fig. 18; pi. 82, fig. 21. 



Marcellus shale Cherry Valley, Otsego co. N. Y^ 



Aviculopecten itys Hall 



2265 JfcJ^ifc type Aviculopecten itys Hall. Paleontology of 



New York. 1883. v. 5, pt 1, plates and explanations, 

 pi. 7, fig. 13. 



Hall. Paleontology of New York. 1884. v. 5, pt 1, 

 pi. 7, fig. 13. 



Chemung (?) beds Conewango, Cattaraugus co. N. Y. 



C. Van Deloo, coll. 1863 



Aviculopecten lautus Hall 



2266 ^fijS-S- type : plastotype Aviculopecten lautus Hall. 



Paleontology of New York. 1883. v. 5, pt 1, plates and 

 explanations, pi. 3, fig. 16. 



Hall. Paleontology of New York. 1884. v. 5, pt 1, 

 pi. 3, fig. 16. 



Hamilton beds West Bloomfield, Ontario co. N. Y. 



C. A. White and C. Van Deloo, coll. i860 



Aviculopecten mucronatus Hall 



2267 AJBjfii type Aviculopecten mucronatus Hall. Pale- 



ontology of New York. 1883. v. 5, pt 1, plates and. 

 explanations, pi. 3, fig. 15. 



Hall. Paleontology of New York. 1884. v. 5, pt 1, 



Pi- 3, fi g- J 5- 



Hamilton beds Dresden, Yates co. N. Y. 



C. A. White and C. Van Deloo, coll. i860 



Aviculopecten orestes^^ Aviculopecten fascic- 



ulatus 



Aviculopecten ornatus Hall 



2268 sjlas. type Aviculopecten ornatus Hall. Paleon- 



tology of New York. 1883. v. 5, pt 1, plates and 

 explanations, pi. 2, fig. 7. 



Hall. Paleontology of New York. 1884. v. 5, pt 1, 

 pi. 2, fig. 7. 



Hamilton beds Canandaigua lake, N. Y. 



R. P. Whitfield and C. Van Deloo, coll. 1862 



2269 ^sP- type Hall. Paleontology of New York. 1883. v. 5, 



pt 1, plates and explanations, pi. 2, fig. 8. 



