296 NEW YORK STATE MUSEUM 



Retzia longirostris see Ptychospira longirostris 

 Retzia sobrina see Homoeospira sobrina 

 Retzia vera var. c o s t a t a see Eumetria vera var. 

 costata 



Retzia verneuiliana see Eumetria verneuiliana 



RHINOBOLUS Hall 



Rhinobolus davidsoni Hall & Clarke 



1823 -SJiS- PLASTOTYPE Rhinobolus davidsoni Hall & 



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

 p. 176, pi. 46, fig. 10. 



Hall & Clarke. i4th annual report of the New York 

 state geologist. 1895. pi. 2, fig. 8. 



Niagaran Grafton Wis. 



1824 &*-& PLASTOTYPE Hall & Clarke. Paleontology of New York. 



1892. v. 8, pt i, pi. 48, fig. ii. 



Hall & Clarke. i4th annual report of the New York 

 state geologist. 1895. pi. 2, fig. 6. 



Niagaran Grafton Wis. 



1825 &*& PLASTOTYPE Hall & Clarke. Paleontology of New York. 



1892. v. 8, pt i, pi. 4B, fig. 12. 



Hall & Clarke. i4th annual report of the New York 

 state geologist. 1895. pi. 2, fig. 7. 



Niagaran Grafton Wis. 



Rhinobolus galtensis Billings 



1826 s- 1 ] 2 - 1 HYPOPLASTOTYPE Obolus galtensis Billings. Paleo- 



zoic fossils. 1862. i: 1 68. 



Rhinobolus galtensis Hall & Clarke. Pale- 

 ontology of New York. 1892. v. 8, pt i, pi. 46, fig. 7. 



Guelph limestone Gait Ont. 



1827 SJ ^- i HYPOTYPE: HYPOPLASTOTYPE Paleontology of New York. 



1892. v. 8, pt i, pi. 46, fig. 8. 

 Guelph limestone Elora Ont. 



RHIPIDOMELLA Oehlert 



Rhipidomella sp. 



1828 &ip- HYPOTYPE Orthis thiemei White? Hall. Pale- 



ontology of New York. 1867. 4:63, pi. 8, fig. 2. 



Chemung beds Between Napoli and Conewango N. Y. 



C. Van Deloo, coll. 1863 



