﻿ICHTHTODORTTLITES. 153 



P. 3151. Plaster cast of type specimen described and figured by 

 Newberry & Worthen, loc. cit. ; Belleville, Illinois. 



Enniskillen Coll. 



P. 4795. Denticle of spine ; Indiana. Presented by Prof. Hitchcock. 



P. 2231. Smaller denticle ; Indiana. Egerton Coll. 



Edestus minor, Newberry. 



1856. Figure by E. Hitchcock, Proc. Amer. Assoc. Adv. Sci. 18o5, 



p. 229. 

 1861. Edestes, R. Owen, Palse ontology, ed. 2, p. 124, woodc. fig. 38. 

 1866. Edestus minor, J. S. Newberry, Pal. Illinois, vol. ii. p. 84, pi. iv. 



fig. 24. 

 1870. Edestus vorax, Newberry & Worthen (non Leidy), ibid. vol. iv. 



pi. i. fig. 2. 

 1879. Edestus minor, J. S. Newberry, Ann. Eep. Geol. Surv. Indiana, 



1876-78, p. 348. 



Form. <$f Loc. Coal- Measures : Indiana, U.S.A. 



40347. Plaster cast of specimen figured by Newberry and Worthen, 

 loc. cit., the original being preserved in the Museum of 

 Amherst College. Purchased, 1867. 



Edestus davisi, H. Woodward. 



1886. Edestus davisii, H. Woodward, Geol. Mag. [3] vol. iii. p. 1. pi. i. 



Form. Sf Loc. Carboniferous : Gascoyne District, W. Australia. 



P. 5122. Plaster cast of type specimen. 



Made in the Museum, 1886. 



The following species have also been described, but there are no 

 examples in the Collection : — 



Edestus giganteus, J. S. Newberry, Ann. New York Acad. Sci. 



vol. iv. (1888), p. 121, pi. vi. fig. 1, andPalseoz. Fishes N. 



America (Mon. U.S. Geol. Surv. no. xvi. 1889), p. 225, 



pi. xli. fig.l. — Coal-Measures ; Mason Co., Illinois, U.S.A. 



[Columbia College, New York.] 

 Edestus protopirata, H. Trautschold, Nouv. Mem. Soc. Imp. Nat. 



Moscou, vol. xiv. (1879), p. 49, pi. vi. fig. 8, & Bull. Soc. 



Imp. Nat. Moscou, 1883, pt. ii. p. 169, pi. v. figs. 1, 2 : 



Protopirata centrodon, H. Trautschold, Zeitschr. deutsch. 



