218 SCLEKODERMI. 



L Young. Pacific. Presented by Sir J. Richardson. — Type of B. 

 castaneus. 



k. HaK-grown. Panama. Presented by Capt. Dow. — In this ex- 

 ample the snout is partly naked. 



Z. Adult: skin. From Gronow's Collection. — TyTpe oiB.carolinensis. 



m. Young: skin. From Gronow's Collection. — TjpeoiB.capriscus. 



/3^. Tail with recurved spines or well-developed tubercles. 



8. Balistes niger. 



Balistes niger, Mungo Park, Trans. Linn. Soc. iii. p. 37; Bl. Schn- 



p. 471. 

 Baliste arm6, Lacep. i. pp. 336, 382, pi. 18. fig. 2. 

 Balistes chrysopterus, Bl. Schn. p. 466. 



subarmatus, Gray, III. Ind. Zool. 



albicaudatus, Biipp. N. W. Fische p. 54, pi. 16. fig. 1. 



verrucosus, Gronov. Si/st. ed. Gray, p. 33. 



armatus, Bleek. Verh. Bat. Gen, xxiv. Balist. p. 16. 



(Balistapus) armatus, Bleek. Ned. Tyds. Dierrk. lii. p. 23, and Atl. 



Ichth. V. p. 115, pi. 216. fig. 1 ; Hollard, Ann. Sc. Nat. i. 1854, 



p. 328. 



D. 3 I 26. A. 23. L. lat. 47. 



Tail with six or seven series of rather small recurved spines. 

 About twenty-six scales in a transverse series running from the 

 origin of the soft dorsal fin to the vent. Some enlarged osseous 

 scutes behind the gill-opening. Dorsal and anal fins rather low. 

 Caudal truncate. Brownish black ; caudal with white margins ; a 

 light ring round the lower jaw. 



Indian Ocean and archipelago. 



a. Half-grown : stuffed. Red Sea. From Dr. Riippell's Collection. 



b. Several adult and half-grown specimens: in spirits and skins. 



Zanzibar. Presented by Lieut.-Col. Playfair. 



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



d. Half-grown : skin. Ceylon. From Dr. Kelaart's Collection. 



e. Adult : skin. Sumatra. From Mungo Park's Collection. — Type 



of the species. 

 /. Advdt. Amboyna. Purchased of Hr. Frank. 

 g. Adult : stuffed. Aneiteum. Collected by Mr. McGillivray, 

 h. Adult. Micronesia. Purchased of Mr. Wright. 

 i. Adult : skin. From Gronow's Collection. 

 k. Adidt. Purchased of Mr. Brandt. 

 I. Adult : skeleton. Zanzibar. Presented by Lieut.-Col. Playfair. 



9. Balistes mitis. 



Baliste brid^, Lac^p. i. pp. 335, 381, pi. 15. fig. 3. 



BaUstes amboiuensis. Gray, III. Ind. Zool. c. fig. 



mitis, Benn. Proc. Comm. Zool. Soc. i. p. 169. 



frenatus, Richards. Voy. Sulph. Fish. p. 129, pi. 60. fig. 1 ; Hol- 

 lard, Ann. Sc. Nat. i^ s6ne, i. p. 322, pi. 5. fig. 3 ; Bleek. Act. Soc. 

 Sc. Indo-Ncerl. i. Manado, p. 74. 



