TYPE SPECIMENS OF PALEOZOIC PO 197 



A tr y p a sc i t ul a see ( lharionella scitula 

 \ t i y | > «i semiplicata see Rhynchonella semipli* 



< .ii, -I 



Atrypa spinosa Hall 



1130 11 f i * hypotypk Atrypa spinosa Hall. Geology of New 



Vork; report on the 4th district. '843. p. 200. 



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

 pi. S3A, fig. 1. 



Onondaga limestone I aledonia N. Y. 



C. A. While, coll. i860 



1 1 3 1 7 y 1 hypotypp; Hall, Paleontology of New York. 1867. 



v - 4, pi. 53A1 fig. 8. 



Hamilton shales York, Livingston CO. N. Y. 



C. A. White and C. Y;m DeioO, coll. 1 



1 '3 2 IV ' hypotypk Hall. Paleontology of New York. 1867. 



v. 4, pi. 53A, fig. 13. 



Hamilton beds Eighteen Mile creek, Erie CO. N. Y. 



C, Van Deloo, colL 1864 

 J, 33 l,\ li hypotype Hall & Clarke. Paleontology of New York. 

 1894. v.s, pt 2, pi. 55, fig. 22. 

 Hamilton beds Canandaigua lake, N. V. 



J. M. Clarke purchase 



Atrypa sulcata see WliillicldHIa BUl( ata 



Atrypa unguiformis see Hipparionyx proximus 

 Atrypa unisulcata see Pentagonia unisulcata 



atkypina Hall & Clarke 

 Atrypina clintoni Hall & Clarl 



1134 71 1 -° type Atrypina clintoni Hall & Clarke. Paleon- 



tology of New York. 1894. v, 8,pt2, p. [61, pi. 53, fig. 7. 

 Hall & Clarke. ■ ph annual report ol the Nen \'<>\i 



state geologist. 1895. pi. 9, fig. 29. 



( llinton beds Drift of western Men Y 



1135 TYPE Hall & Clarke. Paleontology of New York. 1894, 



v. 8, pt 2, pi. 53, fig. 17. 



Hall »V (darke. 14th annual report of the NV« York 

 te geologist. 1895. pi. 9, fig. >K. 



Clinton bed 1 I > r i 1 1 ol western Nen Y( 



