20 ICHTHYOTOMl. 
P. 2920-1. Two teeth, figured by J. W. Davis, Trans. Roy. 
Dublin Soc. [2] vol. i. pi. xlix. figs. 12, 13; Tynan, 
Armagh. Enniskillen Coll. 
P. 2923. Twenty-six teeth; Armagh. Enniskillen Coll. 
P. 1317, P. 1320. Portions of two small teeth, and base of 
tooth ; Armagh. Egerton Coll. 
P. 2922, P. 2944. Thirteen specimens, variously broken; Tynan, 
Armagh. Enniskillen Coll. 
P. 2942. Nine small teeth, one abnormal and double; Armagh. 
Enniskillen CoTl. 
P. 5149. Two teeth; Tynan, Armagh. Egerton Coll. 
35488-71. Four small teeth ; Richmond, Yorkshire. 
Purchased , 1860. 
38176. Tooth associated with fragment of Erismacanthus ; Richmond. 
Purchased , 1862. 
P. 2924. Seven teeth, one detached from matrix ; Richmond. 
Enniskillen Coll. 
P. 4892, P. 4898. Six teeth; Yoredale Rocks, Wensleydale, York¬ 
shire. Horne Coll. 
P. 1321. Two teeth, probably from Yorkshire. Egerton Coll. 
48825-8. Portions of ten teeth; Derbyshire. Gilbertson Coll. 
P. 5361. Seven portions of teeth ; Ticknall, S. Derbyshire. 
Wilson Coll. 
P. 210. Tooth, probably of this species; Oreton, Shropshire. 
Weaver Jones Coll. 
36485. Bases of two teeth ; Oreton. 
Presented by G. E. Roberts, Esq., 1862. 
Cladodus curvus 5 Davis. 
1883. Cladodus curvus, J. W. Davis, Trans. Roy. Dublin Soc. [2] vol. i. 
p. 376, pi. xlix. fig. 14. 
Type. Detached tooth; British Museum. 
Founded upon a unique tooth, with a much curved principal 
cone, and two very large lateral cones, strongly marked with 
striations. The tooth has the appearance of being malformed. 
Form. Sf Loc. Lower Carboniferous Limestone: Armagh. 
P. 2939. Type specimen. Enniskillen Coll. 
