152 



Fig. 83F. Prioniodiis 

 armatux^ x Vi (after 

 Hinde). 



side, eleven to Thirteen on the other. deHc-ate. slender, acntely 

 pointed, and slightly inclined. 



Found in the (ienesee shale, at North 

 Evans, Section 1 ( ? ). ( Hinde. ) 



PiaoMonrs AR:MATrs. Hinde. (Fig. 

 33F.) Kinart. Jonr. (leol. S(jl-., Vol. 

 XXXV., p. :U)0. PI. XV.) 



LHstinu;uislini(i; Characters. — X a r r o \v . 

 slightly cnrved basal portion : main end- 

 tooth large, triangular, dei)ressed convex, 

 its anterior end produced downward into 

 a short spur: denticles, hve to eleven, 

 straight, compressecL 



Found at North Evans, in the Genesee shale, Section 

 1 (?). (Hinde.) 



Piao.Monrs siMCATis. Hinde. (Fig. 

 :*.:'>(}. ) ( Quart. Jour. Geol. Soc, Vol. 

 XXXV., p. :un, PI. XVI.) 



Distinguishing ( 'ha racters. — Nar- 

 row, straight l)asal portion; straight 

 or slightly curved main end-tooth, 

 produced below in a spur; denticles 

 of two sizes, alternate, of variable number. 



Found in the Genesee shale, at 

 North Evans, probably Section 1. 

 (Hinde.) 



PiuoMonis I'AXDKKi. Hiude. (Fig. 

 :5:iH. ) ((^uart. Jour. Geol. Soc, Vol. 

 XXXV.,p. :K)1, pi. XVI.) 



Distinguishing ( 'Iiaraeters. — N a r - 

 row base; very large, slightly curved, 

 depressed, convex main end -tooth 

 j)rolonged below into a stout, long- 

 spur, which bears what appears as 

 bases of four denticles; denticles six. 

 Found in the Gonodont bed of the Genesee, at Section 

 1. (Hinde.) 



Fig. 33(t. Prioniodus spicu 

 tns, X l.S (after Hinde). 



Fig. 3;3H 

 deri, x 13 (after Hinde). 



Prioniodus po»i- 



