132 
ACTINOPTERTGir. 
traces of the characteristic teeth both on the maxilla and 
on the dentary. A patch of granulations is observed on 
the oral face of the entopterygoid. Several of the head 
and opercular bones are shown in impression ; there is 
also an impression of the expanded postclavicnlar plate. 
All the fins are preserved, only the anal being damaged 
by a fracture across the fossil. Eyerton Coll. 
P. 2104 a. Fine smaller specimen displaying the jaws andbranchio- 
stegal rays ; Sendenhorst. Egerton Coll.. 
P. 3819. ]\Iore imperfect specimen, displaying the large gill-rakers 
in impression ; Sendenhorst. Enniskillen Coll. 
43009. Fish wanting the greater part of the head and caudal fin; 
Sendenhorst. Purchased^ 1871. 
P. 3819 a. Crushed remains of large fish ; Sendenhorst. 
Enniskillen Coll. 
Histiothrissa crassapinna (Davis). 
1887. Osmeroides megapterus, .1. W. Davis (errore), Trans, Hoy. Dublin 
Soc. [2] vol. iii. p. 557 (in part), pi. xxxii. fig. 4 {non fig. 6). 
1887. Osmeroides minor, J. W. Davis, ibid. p. 563, pi. xxxii. fig. 2. 
[Distorted fish ; Edinburgh Museum.] 
1887. Sardinius crassapinna, J. W. Davis, ibid. p. 567, pi. xxxii. fig. 5. 
[Distorted fish ; Edinburgh Museum]. 
1898. Sardinius crassapinna, A. S. Woodward, Ann. Mag. Nat. Hist. 
[7] vol. ii. p. 406. 
Type. Imperfect distorted fish ; Geneva Museum. 
A smaller fish than the type species, attaining a length of about 
0’13, resembling H. macrodactyla in general proportions and the 
fins, but not yet sufficiently well known to be precisely defined. 
All the known specimens are considerably distorted. 
Form. Log. Upper Cretaceous : Sahel Alma, Mt. Lebanon. 
47368, P. 9165-67. Four specimens elongated by distortion, dis¬ 
playing the characteristic jaws and fins. No. P. 9166 is 
noticed in Ann. Mag. Nat. Hist, [7] vol. ii. (1898), p. 407. 
Leiuis Coll. 
47380. More imperfect distorted fish. Lewis Coll. 
P. 9175-78. Four distorted specimens. 
49598. Small specimen. 
48081. Slab with this and other fishes. 
Lewis Coll. 
Lewis Coll. 
Lewis Coll. 
