48 SQTJAMiriNNES. 



14. Holacanthus diacanthus. 



Renard, i. pi. 14. f. 81, ii. pi. 38. f. 169 ; Valent. iii. p. 474. f. 405, 



p. 504. f. 507. 

 Chffitodon diacauthiis, Boddcert, Epist. ad Gauh. de Cheet. diac. 



1772, and Schrift. Gesellsch. Nalurf. Freunde, iii. p. 459 ; Bl. Schn. 



p. 220. 

 Chffitodon dux et boddaertii, Gm. L. pp. 1255, 1243. 



fasciatus, Blocli, t. 195 ; Gm. L. p. 1266 ; Bl. Schn. p. 217. 



Holacanthiis dux, Lacep. iv. p. 534 ; Cuv. 8f Val. vii. p. 184 ; Riipp. 



N. W. Fische, p. 37 ; Bleek. Celeb, iii. p. 757. 

 Acanthopus boddsertii, Lacep. iv. pp. 559, 560. 



D-S ^-h ^' "-'■''• 



The praeopercular spine reaches to the base of the pectoral. Body 

 yellow, with about eight bluish vertical bands, each broadly edged 

 with brown, continued on the dorsal; anal with bluish streaks, 

 running parallel to its base ; caudal yellow. 



Indian Ocean and Archipelago. 



a. Adult : stuffed. Mauritius. From Dr. Janvier's Collection. 



b. Adult. Java. 



c. Fine specimen. Amboyna. Purchased of Mr. Frank. 



d. Adult. Ceram. Purchased of Mr. Frank as Holacanthus for- 



steri (?). 



15. Holacanthus melanospilos. 



Bleeker, Act. Soc. Sci. Indo-Nederl. ii. Amboina, p. 56. 

 D.i|. A.-^. L. lat. 50. 



The praeopercular spine is much longer than the diameter of the 

 eye ; the dorsal and anal fins are produced to a point ; caudal 

 with the lobes much produced. Body with eighteen or nineteen 

 narrow cross-bars ; thorax with a large round black, white-edged 

 spot ; the vertical fins with small white rings. {Bl.) 



Sea of Amboyna. 



16. Holacanthus bispinosus. 



Holacanthus diacanthus, Bleek. Act. Soc. Sci. Indo-Nederl. ii. Amboina, 

 p. 57 (not Boddeert, Gthr.). 



Prseoperculum with two spines at the angle, the upper of which 

 is the longest, reaching to the base of the pectoral ; the dorsal and 

 anal are angular posteriorly. Red : head and neck brown ; body 

 with many brown cross-streaks, descending obliquely forwards ; the 

 vertical fiiis brownish-violet, edged with blue and black. {Bl.) 



Sea of Amboyna. 



