480 
ACTIN' OPTERY GII. 
25963. Fragment of trunk labelled Pcilceoniscus elegans by Agassiz ; 
Ferry Hill. Dixon Coll. 
P. 1025, P. 1028. Five specimens, three being labelled Pcilceoniscus 
elegans by Agassiz ; Ferry Hill. The largest example is 
very imperfect, but measures not less than 0*3 in total 
length ; and three of the others exhibit various bones of 
the head and opercular apparatus. Egerton Coll. 
P. 352-3. Two small individuals, one in counterpart; Ferry Hill. 
Purchased , 1881. 
P. 3425. Three imperfect fishes and the hinder portion of a large 
trunk, the latter and two of the former labelled Palceoniscus 
comtus by Agassiz ; Ferry Hill. Enniskillen Coll. 
P. 3426, P. 4350. Similar fish, crushed and imperfect dorsally, and 
two smaller individuals ; Ferry Hill. Enniskillen Coll. 
28613b. Crushed portions of head and abdominal region; Ma.rl 
Slate, Darlington. Purchased , 1853. 
36038-39. Two imperfect typical specimens ; Darlington. 
Purchased , 1861. 
36036-37, 36040. Head and anterior portion of trunk, a vertically 
crushed fish, and part of a small trunk; Marl Slate, Mid¬ 
deridge, Durham. Purchased , 1861. 
40647. Fine large specimen, somewhat fractured; Midderidge. 
Purchased , 1867. 
P. 6296. Portion of head and anterior abdominal region; Mid¬ 
deridge. Enniskillen Coll. 
P. 1024. Imperfect trunk; Marl Slate, East Thickley, Durham. 
Egerton Coll. 
P. 4351. Portions of head and abdominal region ; East Thickley. 
Enniskillen Coll. 
11290. Portions of small trunk; Marl Slate, Whitley, Northum¬ 
berland. Mantell Coll. 
P. 6297. Much crushed trunk; Whitley. 
Palseoniscus magnus, Agassiz. 
1708. Figures by J. J. Scheuclizer, Piscium Querelae et Vindicire, 
pi. iv. figs. 1, 3. 
1719. Figure by P. Wolfart, Hist. nat. Hassise inf. pt. i. pi. xv. 
