8PAR1D.E. 
529 
Genus S ARGUS (Klein), Cuvier. 
[Regne Animal, vol. ii. 1817, p. 272.] 
A single series of chisel-shaped teeth on the margin of the jaws 
a t the symphysis, and two or more series of rounded molariform 
teeth behind. Preoperculum not serrated. Dorsal fin with 10 to 
13 spines. Scales of moderate size, very finely serrated, extending 
over the operculum and cheek. 
Common on the coasts of the warmer seas. 
Sargus oranensis, sp. nov. 
type- Nearly complete fish ; British Museum. 
Length of head with opercular apparatus somewhat less than tho 
maximum depth of the trunk, and contained twice in the length 
from the pectoral arch to the base of the caudal fin. Incisitorra 
teeth rather narrow. Dorsal fin with 12 or 13 spines and 10 or 11 
articulated rays ; anal fin with 3 spines and 12 articulated rays. 
Form. Loc. Upper Miocene : Oran, Algeria. 
P - 9484. Type specimen 0-21 in total length. Some of the front 
teeth and molariform teeth are shown ; and scales are 
observed to extend over tho cheek. Ibe pectoral fins arc 
imperfect and displaced ; and the number of rays in tho 
dorsal and anal fins can only be ascertained by countin 0 
the supports. The bifurcated caudal fin is well shown. 
Purchased , 1853. 
Sargus laticonuSj Davis. 
1888. Sargus la t icon as, J. W. Davis, Trans. Hoy. Dublin Soc. [2] 
vol. iv. p. 43, pi. vii. figs. 3-6 (P fig. 7, non fig. 8). 
Type. Tooth ; Canterbury Museum, New Zealand. 
A species known only by front teeth, which are deep and narrow, 
rather stout, spatulate, incurved and tapering at the apex. 
Form. Sf Loc. Lower Tertiary (Oamaru Formation): New Zealand. 
P - 2311. Some typical teeth from the Oamaru Beds. 
By exchange , 1876. 
P - 7831. About 30 typical teeth from the Oamaru Beds. 
Davis Coll. 
Fossil incisiform teeth of the characteristic shape have also been 
described as follows : — 
i'Attr iv. 9 >i 
