TYPE SPECIMENS OF PALEOZOIC FOSSILS 



357 



222 6 type Hall. Paleontology of New York. 1859. v. 3, 



pl. 53>-fig- IO - 



New Scotland beds Schoharie N. Y. 



Actinopteria textilis var. arenaria Hall 



2227 9 V 8 type Avicula textilis var. arenaria Hall. 



Paleontology of New York. 1859. 3 : 4^5* P L io 9? fi§- 2 - 

 Oriskanian Schoharie N. Y. 



2228 -^-^ type Hall. Paleontology of New York. 1859. v. 3, 



pl. 110, fig. 2. 



Oriskanian Schoharie N. Y. 



Actinopteria zeta Hall 



2229 2-Q_ul type Actinopteria zeta Hall. Paleontology of 



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

 pl. 23, fig. 9. 



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

 pl- 2 3> fi g- 9- 



Portage (Ithaca) beds Ithaca N. Y. 



J. W. Hall and C. Van Deloo, coll. 1866 



ALLOC ARDIUM Hall 



Allocardium alternatum Hall 



2230 ^as. type Allocardium alternatum Hall. Paleon- 



tology of New York. 1884. v. 5, pt 1, pl. 24, fig. 15. 

 Hamilton shale Cayuga lake, N. Y. 



H. H. Smith, coll. 1871 



AMBONYCHIA Hall 



Ambonychia acutirostra see Mytilarca 

 acutirostra 



Ambonychia amygdalina Hall 



2231 soa^- plastotype Ambonychia amygdalina Hall. 



Paleontology of New York. 1847. 1 : 165, pl. 36, 

 fig. 6a, 6c. 



Trenton limestone Adams, Jefferson co. N. Y. 



Ambonychia bellistriata Hall 



2232 plastotype Ambonychia bellistriata Hall 



Paleontology of New York. 1847. 1 : 163, pl. 36, 

 fig. 4b, 4c. 



Trenton limestone Middleville, Herkimer co. N. Y. 



Ambonychia o b t u s a ^ Cyrtodonta obtusa 



