CAKANG1D-®. 
427 
Genus AIPICHTHYS, Steindachner. 
[Sitzungsb. k. Akad. Wiss., math.-naturw. Cl. vol. xxxviii. 
1860, p. 763.] 
Trunk much deepened, and head short and deep, with a large 
supraoccipital crest. Eye rather small ; cleft of mouth oblique 
and wide, the gape extending to the hinder border of the orbit ; 
maxilla expanded behind ; teeth minute but numerous. Pelvic fins 
inserted directly below the pectorals, somewhat larger than the 
latter; dorsal fin much elevated and extending along nearly the 
^hole of the back, with 2 to 4 very short and rather stout anterior 
spines ; anal fin comparatively low, opposed to the hinder half of 
the dorsal, with 3 or 4 short and stout anterior spines ; caudal fin 
deeply forked. Scales thin and small, except a series of ventral 
n dge-scales on the short abdominal region. 
Aipichthys pretiosus, Steindachner. 
I860. Aipichtys pretiosus, F. Steindachner, loc. cit. p. /63, pi. i. fig. 1- 
1882. Aipichthys pretiosus , F. Bassaru, Denkschr. k. Akad. Wiss., 
math.-naturw. Cl. vol. xlv. p. 262. 
1896. Aipichthys pretiosus, D. G. Kramberger, Djela Jugoslav. Akad. 
vol. xvi. p. 46, pi. ii. fig. 3. 
Type. Nearly complete fish ; Court Museum, Vienna. 
The type species, attaining a length of about 0 - 09. Maximum 
depth of trunk equalling four fifths of total length of fish to base of 
caudal fin; length of head with opercular apparatus about half 
that of vertebral column. Dorsal fin with 3 spines and about 30 
articulated rays, of which the fourth is excessively elongated, its 
length at least equalling the depth of the trunk at its insertion , 
anal fin with 3 spines and about 19 articulated rays. 
The type specimen does not exhibit any distinct evidence of more 
than 10 vertebra) in the abdominal rogion. 
Form. Loc. Cretaceous : Comen, Istria ; Isle of Lesina, Dal- 
matia. 
Not represented in the Collection. 
Aipichthys velifer, sp. nov. 
1887. Plata* minor , J. W. Davis, Trans. Hoy. Dublin Soc. [2] vol. iii. 
pi. xxv. fig. 7 (errore). 
Type. Nearly complete fish ; British Museum. 
A species about as largo as the type, of similar proportions. 
