538 
A CTTN'OPTERYGTI. 
P. 235. Very large specimen, somewhat crushed, wanting the head 
and tail; Knowles Ironstone, Longton, North Staffordshire. 
Many of the scales, the dorsal peak, and portions of the 
dorsal and anal fins are well shown. Weaver-Jones Coll. 
P. 5184. Equally large specimen in similar matrix, showing the 
lower lobe and part of the upper lobe of the caudal fin ; 
'Longton. Purchased, 1885. 
P. 1608. Another large specimen in similar matrix, wanting the tail, 
all the fins except the anterior portion of the dorsal, and 
the extremity of the snout; Longton. The fish is chiefly 
shown as an impression in the matrix, displaying the 
opercular apparatus, and a portion of the clavicle behind, 
in addition to the well-preserved squamation. 
Egerton Coll. 
P. 1608 a. Smaller imperfectly preserved specimen, showing the 
anterior portion of the dorsal fin and part of the upper 
caudal lobe; Deep-mine Ironstone Shale, Longton. 
Egerton Coll. 
P. 1608 b. Yery small individual, wanting the greater portion of 
the head, and with imperfect tail; Deep-mine Ironstone 
Shale, Longton. Egerton Coll. 
P. 1610. Remains of head and abdominal region of a small indi¬ 
vidual; Knowles Ironstone Shale, Eenton, North Stafford¬ 
shire. The characters of the squamation are well exhi¬ 
bited, ond in the head the maxilla, pterygoid, and other 
elements are more or less incompletely preserved. 
Egerton Coll. 
P. 1610 a. Yery small fish ; Deep-mine Ironstone Shale, Longton. 
Egerton Coll. 
P. 3502. Four small imperfect specimens in similar matrix ; Eenton. 
Enniskillen Coll. 
P. 3502 a. Fine head and trunk wanting the tail; Knowles Iron¬ 
stone Shale, Eenton. Portions of the maxilla, premaxilla, 
pterygoid, splenial, and dentary are displayed in the head ; 
and there are impressions of the opercular apparatus, the 
clavicle, and supraclavicle, posteriorly. The squamation 
is much fractured, hut well shown. Enniskillen Coll. 
P. 4617. Similar, but more imperfectly preserved specimen ; Deep- 
mine Ironstone Shale, Longton. Enniskillen Coll. 
