PEECIDiE. 
490 
. As Lates, but no preopercular spine . 
Vertebrae 10 + 14 ; no preopercular spine 
two dorsal fins; caudal forked . 
Vertebrae 12 + 13 ; no preopercular spine ; 
two feeble spines at hinder edge of 
operculum j two dorsal fins; caudal 
truncated or slightly forked . 
Vertebrae 14 or 15 + 18 to 20; no pre¬ 
opercular spine ; one opercular spine ; 
two dorsal fins; caudal truncated or 
slightly forked. . 
Vertebrae 10 to 12 + 16 to 18; no pre¬ 
opercular spine; two dorsal fins; 
caudal forked . 
II. Two anal fin-spines; two dorsal fins. 
Vertebrae 10 or 11 -f 14 or 15; operculum 
rounded . 
Vertebrae 21+20 or 21 j one spine at hinder 
edge of operculum . 
Cyclopona (p. 504). 
Smerdis (p. 506). 
Labrax (p. 509). 
Fercichthys (p. 514). 
Properca (p. 514). 
Mioplosus (p. 517). 
Ferca (p. 518). 
Genus PROLATSSj Priem. 
[Bull. Soc. Geol. Prance, (3) vol. xxvii. 1899, p. 252.] 
Syn. Fseudolates, P. Priem {non Macleay, 1877), loc. cit. vol. xxvi. 
1898, p. 408. 
Trunk laterally compressed and deeply fusiform. Articulation 
of mandible not behind middle of orbit; anterior suborbital 
with deep pectinations; ascending limb of preoperculum with 
fine pectinations, lower limb with larger, spaced, slender spines, 
all retrorse; operculum with one spine. Vertebrae 10 or 11 
in abdominal, 14 in caudal region. Dorsal fin apparently 
continuous, with 8 or 9 smooth spines and about 10 articulated 
rays; anal fin with 3 stout spines and about 7 articulated rays ; 
caudal fin rounded. Scales small and very finely serrated ; lateral 
line conspicuous and arched like the back. 
An extinct Cretaceous genus. 
Prelates heberti (Gervais). 
1852. Ledes heberti, P. Gervais, Zool. et Pal. Prau 9 ., Poiss. Poss. p. 3. 
1883. Fates heberti, H. E. Sauvage, Bull. Soc. Geol. Prance [3] vol. 
xi. p. 481, pi. xiii. fig. 2. 
1890. Fates heberti, A. Gaudry, Enchainem. Monde Animal, Poss. 
Second, p. 162, fig. 260. 
1898. Fseudolates heberti, F. Priem, Bull. Soc. Geol. France [3] vol. 
xxvi. p. 405, pi. X. figs. 7, 8, pi. xi. fig. 1. 
1899. ProJates heberti, P. Priem, loc, cit. vol. xxvii. p, 252. 
2x2 
