PALiEONISClD^E. 
435 
P. 3444. Much crushed specimen, displaying' the pectoral fin, the 
ornamentation of some of the scales, head, and opercular 
bones, and the relatively large size of the operculum; 
Wardie. Enniskillen Coll. 
42081. Hinder portion of maxilla; Anstruther, Fifeshire. 
Purchased, 1870. 
Gonatodus macrolepis, Traquair. 
[Plate XYI. fig. 8.] 
1877. Gonatodus macrolepis, K. H. Traquair, Quart. Journ. Geol. Soc. 
vol. xxxiii. p. 556, and Proc. Hoy. Soc. Edinb. vol. ix. p. 271. 
Type. Fish; Edinburgh Museum. 
Trunk somewhat more elongated than in the type species, the 
maximum depth contained not less than four times in the total 
length. Head and opercular bones striated, the striae more or less 
interrupted and branching on the cranial roof and facial bones : 
teeth large and obtusely pointed, nearly equal in both jaws. Scales 
very large, almost or entirely smooth ; those of the anterior part of 
the Hank with feeble traces of striae close to and parallel with the 
anterior and inferior margins, and the hinder border delicately 
serrated. 
Form, df Loc. Carboniferous Limestone (Blackband Ironstone) : 
Gilmerton, near Edinburgh, and (?) Fossil, near Glasgow. 
P. 843, P. 843 a. Two typical specimens, with displaced squa- 
mation, showing portions of all the fins, and the first also 
exhibiting some of the teeth of both jaws ; Gilmerton. 
The dentition is shown, of four times the natural size, in 
PI. XYI. fig. 8. Eaerton Coll. 
P. 3441. Much crushed specimen measuring 0'18 in length : Gil¬ 
merton. Enniskillen Coll. 
Gonatodus parvidens, Traquair. 
[Plate XYI. fig. 7.] 
1882. Gonatodus parvidens, H. H. Traquair, Geol. Mag. [2] vol. ix. 
p. 546. 
Type. Fish ; Edinburgh Museum. 
Maximum depth of trunk contained somewhat less than four 
times in the total length. Head and opercular bones ornamented 
2f 2 
