8. DI AGRA MM A. 321 



long. Those above the hiteral line are rather smaller than those 

 below it, therefore the number" of transverse series of scales below 

 that line is less (45). The curvature of the lateral line follows that 

 of the back. 



The coloration is uniform brownish, the breast white ; all the fins, 

 except the pectorals and the caudal, are black. The caudal and the 

 margin of the soft dorsal and anal are white (in spirits). 



inches, lines. 



Total length 4 3 



Height of the body 1 y 



of the tail below the end of the 



dorsal 6 



Distance between dorsal and caudal fins. . 4| ' 



Length of the head 1 3 



Diameter of the eye 4| 



T/cngth of the fourth dorsal spine 9 



of the thirteenth dorsal spine .... 3| 



of the fifth dorsal ray 8 



of the second anal spine 8| 



of the pectoral 9 



of the ventral 11 



of a large scale 2 



Height of a large scale 2 j 



4. Diagramma griseum. 

 Our. Sf Val. v. p. 306. 



D.i-J. A.f Vert. 10/16. 



The height of the body is one-third of the total length, the length 

 of the head one-fourth. Caudalis truncated ; the second anal spine 

 strong. Uniform greyish. {Cuv.) 



Coast of Malabar. 



5. Diagramma pertusum. 



I^rca pertusa, Thiinberg, Nya Handl. Stockh. 1793, xiv. p. 198. pi. 7. 



f. 1 (sec. Block) 

 Lutjanus pertusus, Bl. Schn. p. 328. 

 Diagramma thunbergii, Cuv. t^ Val. v. p. 308. 



D '" A ' 



Uniform brownish (in a dried state). 

 Japanese Sea. 



6. Diagramma mediterraneum. 

 Guichen. Explor. Alyer. Rept. et Puiss. p. 45. pi. 3. 



17 9 



The height of the body is three times in the total length, the 

 length of the head 3| ; the diameter of the eye is one-third of the 

 latter. Dorsalis nearly even, caudalis forked. Uniform greyish ; 

 fins blackish brown. (Gidch.) 



Coast of Algiers. 



r 



