PLATE XIY. 
Fig. Page 
1, 1 a, 1 b. Ccelacanthus huxleyi, Traq.; lateral aspect, with 
scales (a) and jugular plate (b) enlarged three times.— 
Calciferous Sandstone; Eskdale. [P. 4080 a.] 407 
2, 2 a. Ccelacanthus elegans, Newb.; lateral aspect, and 
impression of scales (a) enlarged three times.—Culm- 
Measures; Instow. cl. Mandible, ju. Jugular plate. 
op. Operculum, x. Cheek-plates. 
[P. 5379, P. 6286.] 405 
3, Macropoma mantelli, Ag.; pectoral arch, inferior aspect.— 
Chalk; Lewes, cl. Clavicle, i.cl. Infraclavicle. 
[28388.] 420 
