148 
ACTINOPTERYGII. 
scheuchzeri by Agassiz, and employed as the basis or ^ 
specific description given above ; Engi. lUmcn 1 ' ^ 
the ventral ridge-scales are distinct both before and 
the pelvic fins. Enniskillen 
P. 1875, P. 3835, P. 4257. Seven large specimens various!}^ ^ 
perfect and distorted, labelled Clupea megapier 
Agassiz ; Engi. The finest specimen is in col ' n 1 Y ^ _ 
and elongated by distortion. Egerton 4' Enniski en 
41827. Slightly distorted fish about 0-13 in length; Engi. 
Purchased) 
P. 1875 a, P. 4257 a. Small imperfect fish, in counterpart, la 
Clupea megaptera by Agassiz ; Engi. njp. 
Egerton $ Enniskillen 
Clupea catopygoptera, sp. nov. 
[Plate YI. fig. 2.] fc a . 
1844. Clupea catopygoptera, L. Agassiz, Poiss. Foss. vol. v P 
p. 120 (name only). 
Type. Nearly complete fish ; British Museum. f aboU t 
A species of slender proportions, attaining a length 0 ^ ^ 
O'l. Length of head with opercular apparatus sonicw ® ^ ^ 
ceeding the maximum depth of the trunk and nearly , ” oVt >r 
quarter of the total length of the fish. Vertebra ^ ^ 
40 in number, about half abdominal, half caudal. ® ort,J relll0 te 
deep as long, with about 13 rays, and its origin twice - c ji D s 
from the base of the caudal fin as from the occiput , P e ^ t pe 
arising opposite the anterior half of the dorsal, midway 1-"-' w jtb 
pectorals and the anal ; the latter fin low and very ,tl! ' 
about 15 rays. Italy- 
Form, cj- Loc. Upper Eocene : Monte Bolca, near Verona, • ^ 
P. 3829 a. Specimen shown of the natural size in PP ^ f tb© 
- ’ the type 01 
species. 
arc 
labelled by Agassiz and to be regarded as — • r j 0IJ a 
The head and anterior abdomina * ” specie 8 
slightly distorted, but the essential characters o ar e 
iai/xj uiBiwnuu, uui lub esBuuutu (jal^S 
are displayed. Traces of the ventral ri g® ^ nS# 
observable in front of, but not behind the pe q c U. 
P. 285. Large distorted specimen, in counterpart, 
Transferred fri 
Museum of Practical Geology > 
1880 . 
