TYPE SPECIMENS OF PALEOZOIC FOSSILS 285 



PLATYSTROPHIA King 



Platystrophia biforata Schlotheim (sp.) 



1748 &Qg& hypotype Terebrat uli tes biforatus Schlotheim. 



Petrefactenkunde. 1820. p. 265. 



Platystrophia biforata Hall & Clarke. 

 Paleontology of New York. 1892. v. 8, pt 1, pi. 5B, 

 fig. 10. 



Trenton limestone Trenton Falls N. Y. 



Rust collection 

 plectambonites Pander 



Plectambonites productus Hall & Clarke 



1749 80 1 4<: ) type Plectambonites producta Hall & Clarke. 



Paleontology of New York. 1894. v, 8, pt 2, p. 360, 

 pi. 84, fig. 23-25. 



Hall & Clarke. 14th annual report of the New York 

 state geologist. 1895. pi. 6, fig. n, 12. 



Niagaran Yellow Springs O. 



plethorhyncha Hall & Clarke 



Plethorhyncha barrandii Hall 



1750 ■&$££ type Rhynchonella barrandi Hall. 10th an- 



nual report of the New York state cabinet of natural 

 history. 1857. p. 82. 



Hall. Paleontology of New York. 1859. v. 3, pi. 103, 



Oriskanian Schoharie county, N. Y. 



1 75 1 --.f- R type Hall. 10th annual report of the New York state 



cabinet of natural history. 1857. p. 8^, fig. 1, 3; p. 84, 

 fig. 4. 



Hall. Paleontology of New York. 1859. v. 3, pi. 103, 



fi g- 5-7- 



Oriskanian Schoharie N. Y. 



polytoechia Hall & Clarke 



Polytoechia apicalis Whitfield (sp.) 



1752 -S- 2 ! 2 ^ hypotype Hemipronites apicalis Whitfield. 



American museum of natural history bulletin. 1SS6. v. 1, 

 no. 8, p. 300. 



Polytoechia apicalis Hall & Clarke. Paleon- 

 tology Of New York. [892. v. S, pt 1, pi. 7 A, fig, 16. 



BeekmantowD limestone (Fort Cassia beds) 



Fori Cassra Vt. 



