220 
ACTINOPTERYGII. 
■with opercular apparatus much exceeding the maximum del ^ 
the trunk, which is contained somewhat more than three time 
the length from the pectoral arch to the base of the caudu ^ 
Length of mandible somewhat exceeding the depth of the ' e ® ^ 
the occiput. External tubercular ornament very fine. ^ cr e 
about 35 in number. Pins and scales apparently as in the piece 
species. 
Form. Sf Loc. Cretaceous : Island of Lesina, Dalmatia. 
P- 7452. Imperfect fish wanting the caudal fin, sligh tl' ^ ^ 
than the type specimen. Among the crushed rem *V^j c 
the head may be observed impressions of tho char ac ^ ^ 
teeth of the ectopterygoid ; there are also truce- 
fine tubercular ornament of the mandible. Ihe 'e 
are rather large, and seem to have been about ■> 11 1 o f 
number. The fins are very imperfect, and the nl, ® erved> 
their rays cannot be counted ; but, so tar as P re ,^ eje 
they seem to agree with those of H. micrtdep i ^ i - nU te 
are also obscure indications of the characteristic ^ 
scales. Purchased, ' 
P-7453. More imperfect specimen, displaying the fine j s tic 
ornament of the external bones. The charac 
maxilla and supramaxilla are distinct. 
Purchased, 
The following specimen is not specifically determined . 
• p 
49520. Fish with at least 45 vertebras and dorsal fin mor^ 
, „ ^ Mount Lebanon 
Lewis 
than usual ; Upper Cretaceous, Hakel, Mount 
There are traces of the small scales. 
The following imperfectly defined species are known 
fragments, and are not represented in the Collection : 
von 
, 201, pi 
xxxi 
Ualec 
Coll . 
der 
ywstphalicus : Archceoyadus yueslphalicus r ” 1 , 
Ualec 
Marck, Palseontogr. voi. xv. (1868) p. 2 y J., P 1 - ,jgg5)> 
and (“ = Ualec sternheryii ”) ibid., vol. xxX ’. 
p. 241. — Upper Cretaceous (Pliiner) ; near er f eC t 
Westphalia. [Type species of Archroyadas. ^ y ;j n ster-] 
head and anterior abdominal region ; Academt o 
laubei, A. Fiitscb, Rept. u. Fische bbhm. rt 
(1878), p. 38, pi. x. fig. 4.— Turonian iPln"®^’ head • 
p. 38, pi. x. ug. . 
senberg, near Prague, Bohemia. [Imp 
German University, Prague.] 
