PEBCID-®. 
499 
As Lates, but no preopercular spine Cyclopoma (p. 504). 
Vertebrae 10 + 14 ; no preopercular spine ; 
two dorsal fins ; caudal forked Smerdis (p. 506). 
Vertebrae 12 + IS; no preopercular spine ; 
two feeble spines at hinder edge of 
operculum ; two dorsal fins ; caudal 
truncated or slightly forked ........ Labrax (p. 509). 
Vertebrae 14 or 15 + 18 to 20: no pre- 
opercular spine ; one opercular spine ; 
two dorsal fins; caudal truncated or 
slightly forked Percichthys (p. 514). 
Vertebrae 10 to 12 + 16 to 18; no pre- 
opercular spine ; two dorsal fins ; 
caudal forked Properca (p. 514). 
Two anal fin-spines ; two dorsal fins. 
Vertebras 10 or 11 + 14 or 15; operculum 
rounded Mioplosus (p. 517). 
V ertebr® 21 +20 or 21 ; one spine at hinder 
edge of operculum Perea (p. 518). 
Genus PROLATES, Priem. 
[Bull. Soc. Geol. France, (3) vol. xxvii. 1899, p. 252.] 
Syn. Pseudolates, F. Priem (non Macleay, 1877), loe. cit. rol. xxvi. 
1898, p. 408. 
Trunk laterally compressed and deeply fusiform. Articulation 
mandible not behind middle of orbit ; anterior suborbital 
" ith deep pectinations ; ascending limb of preoperculum with 
fine pectinations, lower limb with larger, spaced, slender spines, 
nil retrorse ; operculum with one spine. Vertebrae 10 or 11 
In abdominal, 14 in caudal region. Dorsal fin apparent)} 
continuous, with 8 or 9 smooth spines and about 10 articulated 
ra J8; anal tin with 3 stout spines and about 7 articulated ra}s , 
caudal fin rounded. Scales small and very finely serrated ; lateral 
line conspicuous and arched like the back. 
An extinct Cretaceous genus. 
Prolate s heberti (Gervais). 
1852. Lotts heberti, P. Uervais, Zool. et Pal. Fran?., Poiss. Foss. p. 3. 
1883. Late, heberti, H. E. Sauvage, Bull. Soc. Geol. France [3] yoI. 
xi. p. 481, pi, xiii. fig. 2. . 
1890. Lates heberti, A. Gaudry, Enchainem. Monde Animal, Foss, 
Second, p. 162, fig. 260. 
1898. Pseudolates heberti, F. Priem, Bull. Soc. Geol. France [3] vol. 
xxvi. p. 405, pi. x. figs. 7, 8, pi. xi- fig. !• 
1899. Prelates heberti, F. Priem, loe. cit. vol. xxvii. p. 252. 
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