288 



NEW YORK STATE MUSEUM 



Productella hallana Walcott 



1767 ■ a ^ fi ± hypotype Productus dissimilis Hall. Geological 



survey of Iowa. 1858. v. 1, pt 2, p. 497. 



Productus (Productella) hall an us Walcott. 

 Monograph of the United States geological survey. 1884. 

 8:130. 



Productus (M arginifera? ? ) dissimilis 

 Hall (^Productella hallana Walcott) Hall & 

 Clarke. Paleontology of New York. 1892. v. 8, pt 1, 

 pi. 17A, fig. 11. 



Upper Devonic Lime creek, la. 



Productella hirsuta var. rectispina Hall 



1768 type Productella hirsuta var. rectispina 



Hall. Paleontology of New York. 1867. v. 4, p. 168, 

 pi. 24, fig. 30. 



Chemung beds Meadville Pa. 



C. Van Deloo, coll. 1863 

 Productella hystricula see Strophalosia hys- 

 tricula 



Productella lachrymosa Conrad (sp.) 



1 769 -S^p- hypotype Strop homena lachrymosa Conrad. 



Journal of the Academy of natural sciences of Philadelphia. 

 1839. 8 : 256. 



Productella lachrymosa Hall. Paleontology 

 of New York. 1867. v. 4, pi. 25, fig. 23. 



Chemung beds Ellington, Chautauqua co. N. Y. 



C. Van Deloo, coll. 1863 



1770 hypotype Hall. Paleontology of New York. 1867. 



v. 4, pi. 25, fig. 24. 



Chemung beds Cold Spring, Cattaraugus co. N. Y. 



C. Van Deloo, coll. 1863 



1771 hypotype Hall. Paleontology of New York. 1867. 



v. 4, pi. 25, fig. 26. 



Chemung beds Cherry Creek, Chautauqua co. N. Y. 



C. Van Deloo, coll. 1863 



1772 hypotype Hall. Paleontology of New York. 1867. 



v. 4, pi. 25, fig. 27. 



Chemung beds Randolph, Cattaraugus co. N. Y. 



C. Van Deloo, coll. 1863 



