12. GERRES. 351 



The scales are not ciliated, higher than long ; one of the largest 

 covers one-third of the eye. There is an exceedingly long squamous 

 flap at the exterior base of the ventral. The lateral line is very 

 slightly curved. 



The teeth are minute, in villiform bands. 



The colour is uniform silvery, with shining longitudinal stripes ; 

 the upper half of the spinous dorsal is greyish. 



inches, lines. 



Total length 11 



Height of the body 3 6 



Length of the head 2 7 



Diameter of the eye 8| 



Length of the second dorsal spine 1 7 



of the ninth dorsal spine 9 



of a caudal lobe 3 2 



■ of the second anal spine 1 1 



of the third anal spine 1 0^ 



of the pectoral fin 3 



of the ventral fin 1 9 



of a scale 4^ 



Height of a scale 5^ 



13. Gerres japonicus. 

 Blcekcr, Japan, p. 404, and Verli. Bat. Gen. xxvi. Japan, tab. 5. f. 2. 

 D. ^. A. |-. L. lat. 40. 



The height of the body is 2|^ in the total length (without caudal 

 fin) ; the diameter of the eye is one-thii-d of the length of the head. 

 Praeorbital and praeoperculum entire. Spines of the fins slender; 

 the second of the dorsal fin one-half of the dej^th of the body ; the 

 second of the anal longer than the third, or than one-half of the 

 second dorsal spine ; the caudal lobes are 4| or 4| in the total length. 

 The spinous dorsal above black ; caudal fin with a broad blackish 

 margin. 



Seas of Japan and China. 



a. Half-grown : not good state. China. Presented by J. R. Reeves, 

 Esq. 



14. Gerres acinaces. 



Bleeker, Natuurk. Tydschr. Nederl. Indie, 1854, vi. p. 194. 

 D. ^. A.j. L. lat. 40-45. 



The height of the body is about 3|- in the total length ; the dia- 

 meter of the eye is 3| in the length of the head. The second dorsal 

 spine longer than one-half of the height of the body, but much 

 shorter than the head ; the second of the anal longer than the third 

 and than the rays, nearly one-half of the length of the head. Sil- 

 very ; caudalis brown-edged posteriorly. {Bl.) 



Sea of Batavia. 



