75§ NEW YORK STATE MUSEUM 



schizodiscus Clarke 



Schizodiscus capsa Clarke 



4795 type: plastotype Schizodiscus capsa Clarke. 



Paleontology of New York. 1888. 7:209, pi. 35, fig. 1, 2. 

 Hamilton beds Near Centerfield, Ontario co. N. Y. 



J. M. Clarke purchase 



4796 * 4 | 40 type: plastotype Clarke. Paleontology of New York. 



1888. v. 7, pi. 35, fig. 3,4. 



Hamilton beds Near Centerfield N. Y. 



J. M. Clarke purchase 



4797 M 3 4 1L type Clarke. Paleontology of New York. 1888. v. 7, 



Pi- 35- fi g- 5- 



Hamilton beds Near Centerfield N. Y. 



J. M. Clarke purchase 



4798 -i-^p-a type Clarke. Paleontology of New York. 1888. v. 7, 



pl. 35. fig- 6 - 



Hamilton beds Near Centerfield N. Y. 



J. M. Clarke purchase 



4799 1 4 5 40 type Clarke. Paleontology of New York. 1888. v. 7, 



PL 35> fig- 7, 8- 



Hamilton beds Near Centerfield N. Y. 



J. M. Clarke purchase 



4800 ^4^Q type Clarke. Paleontology of New York. 1888. v. 7, 



Pi- 35^ fig- 9- 



Hamilton beds Near Centerfield N. Y. 



J. M. Clarke purchase 



SCHMIDTELLA Ulrich 



Schmidtella crassimarginata Ulrich 

 var. ventrilabiata Ruedemann 



4801 type Schmidtella crassimarginata Ulrich var. 



ventrilabiata Ruedemann. New York state museum 

 bulletin 49. 1901. p. 75, pi. 7, fig. 12-14. 

 Trenton conglomerate 



Rysedorph hill, Rensselaer co. N. Y. 



R. Ruedemann, coll. 1900 

 4 3 02 UlX3JL type Ruedemann. New York state museum bulletin 49. 

 1901. pi. 7, fig. 16-18. 



Trenton conglomerate Rysedorph hill, N . Y. 



R. Ruedemann, coll. 1900 



