TYPE SPECIMENS OF PALEOZOIC FOSSILS 361 



Aviculopecten ellipticus Hall 

 3245 ASjti type Aviculopecten ellipticus Hall. Paleon- 

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

 planations, pi. 7, fig. 31. 



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



pi. 7> fig- 3 1 - 



Chemung beds Meadville Pa. 



C. Van Deloo, coll. 1863 



Aviculopecten exacutus Hall 



2246 &&f&. type: plastotype Aviculopecten exacutus 



Hal!. Paleontology of New York. 1883. v. 5, pt 1, 

 plates and explanations, pi. 3, fig. 18. 



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

 pi. 3, fig. 18. 



Hamilton beds Hamburg, Erie co. N. Y. 



C. A. White, coll. i860 



2247 *^P type Hall. Paleontology of New York. 18S3. v. 5, 



pt 1, plates and explanations, pi. 3, fig. 19. 



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

 pi. 3, fig. 19. 



Hamilton beds Canandaigua lake, N. Y. 



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



2248 ■'".;'" type Hall. Paleontology of New York. 1883. v. 5, 



pt 1, plates and explanations, pi. 3, fig. 20. 



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

 pi. 3, fig. 20. 



Hamilton beds Hamburg N. Y. 



C. Van Deloo, coll. 1S64 



2249 ' 1 " 4 r -- s type Hall. Paleontology of New York. 1883. v. 5, 



pt 1, plates and explanations, pi. 3, fig. 22. 



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

 pi. 3, fig. 22. 



Hamilton beds Hamburg N. V. 



C. A. White, coll. 1S60 



Aviculopecten fasciculatus Hall 



2250 '■"'■' ■' type Aviculopecten orestes Hall. Paleontology 



of New York. 1883. v. 5, pi 1, plates and explanations, 



pi. 5, fig. 1 1. 



