icnriiYoLtHiY. 180 



Seeeanus, Cuvier. 



Brancliiostogiils 7. PseudoViranfliia?. Preoperck with its vortical limb more or 

 less serrated, its horizontal one generally entire. Dorsal fin single, with 8 to 12 

 spines. Anal with 3. Caudal sqnare or rounded. 



The flesh of the Sen-ani is good, but coarse in large fish. They yield a small 

 amount of isinglass. 



S. MERRA, Bloch. 



B. vii. ; D. T-/S-r; P- 18; V. \\ A. «',; C. 17. 



Preopercle rounded, its vertical border coarsely Imt evenly serrated. Small 

 canine teeth in both jaws. The outer row of teeth in the ma.xilla and inner in 

 mandible, slightly larger than the rest. Dorsal spines rather strong, the fourth the 

 highest. 



Colour reddish brown, covered with large brown spots, save on the pectoral fins. 

 Markings usually hexagonal with pale interspace. A dark semilunar mark over base 

 of pectoral. 



The Andamans, etc. 



S. nE.XAooNOTUs, Forster. 



B. vii.; D. T-M-?; P- 10; V. i; A. 3 ; C. 17. 



Vertical limb of preopercle finely serrated for its upper two-thirds, more coarsely 

 below. 



Upper canines stronger than lower. Other teeth as in »S. merra. Dorsal spines 

 moderate, tlie fourth longest. 



Colour reddish brown, with a pale hexagonal reticulation. 



The Andamans. 



S. jiAcuLATrs, Bloch. 



B. vii.; D. ^>\-^; P. 18; Y. i; A. t; C. 17. 



Preopercle strongly and evenly serrated on its vertical border, its angle produced 

 and carries 7 or 8 coarse denticles. 



Small canines above and bidow. Other teeth as in S. merra. 



Colour deep grey, with distant round black spots on the head, pectoral and 

 ventral fins, and vertical oval ones on the body, becoming linear behind. Dorsal and 

 caudal black edged. 



The Andamans. 



S. FLAVO-CiERIILEUS, LaCep. 



B. vii.; D. T-e^irr; P. 17; V. i; A. t^^ ; C. 17. 



Preopercle finely serrated, save at the angle, where it is almost spinate. Teeth 

 as in (S*. macuhifus. Dorsal spines strong, third longest. 



Colour of head and body a deep puqilish blue. Fins and tail yellow, and .some 

 yellow on snout, maxilla, chest, and opercular spines. Ventral and caudal with fine 

 black tips. 



The Andamans. 



This is a lovely and scarce fish, likened by Jcrdon to a living sapphire. 



S. FASciATUs, Forsk. 



B. vii.; D. T-.H-y; P. 18; V. i; A. y^^; C. 17. 



Preopercle strongly serrated on its vertical border, coarser at the angle, above 

 which it is cmarginate. Canines in both jaws, and other teeth as in S, merra. 

 Colour reddish, or yellowish, with 5 dark vertical bands, and a fine black edge along 

 the dorsal fin. 



The Andamans. 



S. TUMILABRIS, CuV. ct Val. 



S. summana, Cuv. et Val. [7iec Forsk). 



<S'. lloevenii, Blocker. 



B. vii.; D. i^; P. 17; V. i; A. 2; C. I'J. 



