CROSSOPTEKYGII. 
21421 b, 21975 a, b. Lateral jugular, one of the principal jugulars 
associated with scales, and another slab of shale showing 
undetermined bones with scales and a vertebra ; Carluke. 
Purchased , 1847-48. 
21421 c, d. Two slabs of shale, showing well-preserved ring- 
vertebrae, with neural and haemal arches, associated with 
scales; Carluke. Purchased, 1847. 
p 3326. Large ring-vertebrae associated with scales ; Carluke. 
Enniskillen Coll. 
P. 3327. Scales associated with a ring-vertebra; Dalkeith. 
Enniskillen Coll. 
P. 3329. Three ring-vertebrae; T >ngton. Enniskillen Coll. 
45858. Left clavicle, wanting most of the superficial ganoine; 
Newsham. Purchased, 1874. 
P. 256 a. Portion of upper caudal lobe and fin ; English Coal- 
Measures. Presented by J. Wood-Mason , Esq., 1880. 
P. 4471. Fragment of naturally-arranged squamation ; Dalkeith. 
Enniskillen Coll. 
20699, 21222 h. Scales; Carluke. Purchased, 1847. 
P. 4472. Imperfect scales in Cannel Coal; Wigan. Enniskillen Coll. 
41251 a. Scales ; Upper Coal-Measures (Sffirorbis Limestone), Ard- 
wick, Manchester. Purchased , 1869. 
P. 242. Group of scales; Knowles Ironstone Shale, Fenton, North 
Staffordshire. Weaver-Jones Coll . 
P. 3328. Two groups of scales; Knowles Ironstone Shale, Fenton. 
Enniskillen Coll. 
P. 807. Group of scales ; Dudley. Egerton Coll. 
P. 4090. Detached scales and teeth ; Gubbin Ironstone Shale, Old 
Hill, near Stourbridge. 
Presented by Horace Pearce , Esq., 1883. 
P. 2286. Scales and miscellaneous remains ; Carluke. 
Presented by G. Griffiths, Esq., 1882. 
38007. Imperfect small fish, probably young of M. hibberti, noticed 
by R. H. Traquair, Geol. Mag. [3] vol. i. (1884), p. 118; 
