00 actinopteetsii. 
pedicle scarcely exceeding one third the maximum depth of t 
trunk. Pectoral fins comprising about 14 rays ; pelvic fins 
1 or 8 rays, not shorter than the pectorals, arising ‘ 
between the latter and the anal; dorsal fin with about 55 raj ’ 
the two or three foremost being comparatively short and spino 
the first articulated ray the longest, and this not exceeding one 
the depth of the trunk at its insertion ; anal fin abort and c ’ 
extending backwards slightly beyond the dorsal, and comp r ‘ 61 ^ 
15 rays, of which the two foremost are comparatively shoit a 
spinous. 
The appearance of a barbel below the mandible, observed >n 0 
specimen by von der Marck (loc. tit. 1863, p. 38, pi- i v - fig ' 
. seems to be deceptive. 
Form. Sf Loc. Upper Cretaceous : Westphalia. 
P. 3291 
Fine specimen, chiefly in impression, noarly 0'5 in ^ ^ 
associated with remains of smaller individuals an 
fiardinioid.es ; Sendenhorst. The long and low crani 11 ^ 
can be distinguished, and the mandibular suspeus<>n>‘^ 
is clearly inclined forwards, the outline of the <l ua r 
being traceable below the orbit. The small gape ot ^ 
mouth is indicated, and there are remains of a series ^ 
small hollow conical teeth in the upper jaw. TJ 16 °^j 
culum and preoperculum are shown in impression, 
there is a series of 10 branchiostegal rays benea^- 
Towards the end of the tail the impressions of the s ^ 
and deep vertebral centra exhibit their fiue longitu 
ridges. About twelve rays of one of the pectoral ^ 
are preserved not much below the vertebral co 
and accidentally turned forwards. The pelvic fins ^ 
prise comparatively few rays, but these must at 
have equalled the pectoral tin-rays in length, au 
are finely divided and articulated in their (list;l | '' ior 
The dorsal fin consists of 54 rays, but those of its an 
portion are partly imperfect and displaced. ^ be 
fin seems to comprise 14 or 15 rays, of which the 
four gradually increase in length, while the fifth 1S 
longest ; the two foremost rays are spinous, the nex 
exhibit only close articulations towards the distal end, ^ 
all the others are both divided and articulated s 
There are numerous small fulcral rays at the base o . 
caudal fiu both above and below. The character ^ 
scales are only partly shown in impression ; bu 
