240 NEW YORK STATE MUSEUM 



Strop homena rhomboidalis Hall. Paleon- 

 tology of New York. 1867. v. 4, pi. 15, fig. 15. 



Hall. 2d annual report of the New York state geologist. 

 1883. pi. 38, fig. 30. 



Leptaena rhomboidalis Hall& Clarke. Pale- 

 ontology of New York. 1892. v. 8, pt i, pi. 8, fig. 30. 



Waverly group Mallet's creek, Medina co. O. 



C. A. White, coll. 1861 



1436 --2 1 - HYPOTYPE: HYPOPLASTOTYPE Hall. Paleontology of New 

 York. 1867. v. 4, pi. 15, fig. 16. 



Hal). 2d annual report of the New York state geologist. 

 1883. pi. 38, fig. 31. 



Hall & Clarke. Paleontology of New York. 1892. 

 v. 8, pt i, pi. 8, fig. 31. 



Waverly group York Center, Medina co. O. 



C. A. White, coll. 1861 



J 437 J -V JL HYPOTYPE Hall & Clarke. Paleontology of New York. 

 1892. v. 8, pt i, pi. 20, fig. 23. 



Niagaran Waldron Ind. 



Leptaena (Strophomena) spiriferoides 

 see Triplecia spiriferoides 



Leptaena subplana see Orthothetes subplana 



LEPTAENISCA Beecher 



Leptaenisca adnascens Hall & Clarke 



1438 ift.2Ji TYPE Leptaenisca adnascens Hall & Clarke. 



Paleontology of New York. 1892. v. 8, pt i, p. 352, 

 pi. T5A, fig. 22. 



Hall & Clarke. i4th annual report of the New York 

 state geologist. 1895. pi. 6, fig. 26. 



New Scotland beds Near Clarksville N. Y. 



J. M. Clarke collection 



LEPTOBOLUS Hall 



Leptobolus insignis Hall 



1439 :LSL ^- HYPOTYPE Leptobolus insignis Hall. Description 



of new species of fossils from the Hudson river group. 

 1871. p. 3. 



Hall & Clarke. Paleontology of New York. 1892. 

 v. 8, pt i, pi. 3, fig. i. 



Utica slate Holland Patent N. Y. 



C. Haskell purchase 



