320 TETJTHIDID^. 



lines. 



Length of the sixth dorsal spine 8 



of the third anal spine 7i 



of the caudal fin 11 



of the outer ventral spine 8| 



The specimens are well preserved, and the form of their body does 

 not appear to have been altered by stuffing;. 



14. TeutMs hexagonata. 



Amphacanthus hexagonatiis, Bleek. Kokos, p. 41. 



The height of the body is nearly one-third of the total length. 

 Caudal fin deeply notched. Blue, with hexagonal golden dots stand- 

 ing densely together, covering the head, body, and the vertical fins. 



Java, Sumbawa, Kokos, and Feejee Islands. 



a. Adult. Feejee Islands. Voyage of the ' Herald.' 



15. TeutMs guttata. 



Chfetodon guttatus, Block, tab. 196. 



Amphacanthus guttatus, Cuv. ^ Val. x. p. 136; Bhek. Verhand. Batav. 

 Genootsch. xxiii., Tenth, p. 10. 



The height of the body is two-fifths or one- third of the total 

 length. Caudal fin emarginate. Reddish : head clouded with red- 

 dish-grey ; body, caudal, and base of the dorsal and anal fins densely 

 spotted with reddish -brown. 



East Indian Archipelago. 



16. TeutMs stellata. 



Scarus stellatus, Forsk. p. 26. no. 10. 



Amphacanthus stellatus, Bl. Schn. p. 209; JRiipp. K TV. Fische, p. 129. 



pimctatus, Eiipp. Atl. Fisclie, p. 46. pi. 11. fig. 2 (not^^. Schn.). 



nuchalis, Cuv. ^ Val. x. p. 140. 



The height of the body is one-third of the total length. Caudal 

 fin forked. Greyish, covered all over with small brown spots, which 

 are larger than the interspaces between them ; a greenish-yellow 

 spot in front of the dorsal fin. 



Red Sea. Coast of Cejdon. 



a, b. Adult : stuffed. Red Sea. From Dr. Riippell's Collection. 

 c. Adult : skin. Ceylon. From Dr. Kelaart's Collection. 



17. TeutMs notosticta. 



Amphacanthus notostictus, Richards. Ann. Sr Mag. Nat. Hist. 1853, xi, 

 p. 172. 



The height of the body is rather more than one-third of the total 

 length. Caudal fin subtruncated. Light brownish-olive (in a dried 



