BALISTID^. BALISTIN^. 325 



103 





--^-^^s*- 



Rhinecanthus Sw. First dorsal spine thick, obtuse, 



serrated or tuberculated ; caudal fin rounded ; pelvis 



with spines but no rays. 



ornatissimus. Lesson. Atl. 10. 1. conspicillum, lb. pi. 9. 1. 

 lineatus. Benn. Cey. pi. 10. amboynensis. In. Z. 8. 3. 



Melichthys Sw. Caudal fin doubly lunate ; tail with 

 six or seven rows of spines ; pelvis hardly pro- 

 truding, and without rays. 



ringens. Bl. pL 152. 2. marginatus. lb. 2. pi. 15. 1. 



albicaudatus. Riipp. 2.16 1. Praslinensis. Frey. Atl. 46. 1. 



Canthidermis Sw. Body entirely covered with minute 

 spines or prickles, exclusive of those larger ones on 

 the tail ; pelvis forming a simple spine without rays ; 

 caudal rounded; first dorsal spine obtuse, serrated. 



angulosus. Frey. Zool. p. 210. Gaimardii Sw. Frey. Zool. 

 oculatus. Ind. Zool, 90. fig. 1. p. 209. * 



Capriscus. Body shaped and reticulated as in Balistes ^ 

 but the tail destitute of prickles. . 



Zenodon Riippell. The two lateral front teeth in the 

 upper jaw lengthened and pointed ; dorsal and anal 

 of nearly equal breadth throughout ; caudal large, 

 simply lunate ; pelvis small, without rays. 

 Z. niger. Riipp. Atlas, ii. pi. 14. fig. 3. 



Chalisoma Sw. Caudal fin large, doubly lunate ; 

 pelvis forming a ventral fin provided with rays ; 

 second dorsal and anal fins falcated ; dorsal spine 

 obtuse and rough ; teeth ? 



C. pulcherrima. Lesson. Atl. pi. 9. fig. 2. velata. Bl. 150. 



* Balistes Jacksonianus, Frey Zool. 



Y 3 



