TETRODON. 291 



h-i. Half-grown : stuffed. 

 h-l. Adult: skclotons. Nile. 



35. Tetrodon pustulatus. 



Tetraodon pustulatus, Murray, Pruc. II. I'hi/s. Soc. Edinh. 1857. 

 leiogaster, John Alexander Smith, ibid. 1805, p. 2G8. 



Eodjr covered with minute spines, the hind part of the tail and 

 the snout being naked. Snout obtuse, the eye being nearer to its 

 extremitj- than to the gill-opening, and its length is less than the 

 width of the interorbital space, which is very broad and nearly flat. 

 Length of the caudal fin equal to its distance from the front margin 

 of the dorsal. Elackish brown above, whitish below ; on the side 

 ten or less round yellow spots, broadly edged with black, and about 

 as large as the eye. 



Vert. 8/14. 



West coast of Africa. 



a-b. Adult (14 inches). Old Calabar. Presented by A. Murray, 



Esq. — Types of the species. 

 c. Half-grown. West Africa. Purchased of Mr. Cutter. 

 (I. Adult : skeleton. West Africa. Purchased of Mr. Cutter. 



36. Tetrodon immaculatus. 



a. Synonipny of var. immaculata. 



Tetrodon sans taclie, Lacep. i. pp. 47o, 480, pi. 24. fig. 1. 

 Tetrodon innnaculatus, m. Schn. p. .507 ; Cant. Mai. Fish. p. .373. 

 Knjipa, Jii)s.<cll, i. p. 19, pi. 26. 

 Tetiaodou sordidus, Riipp, Atl. Fisch. p. 64, and N. W. Fisch. p. 00, 



taf. 16. fig. 4. 



parvus, De Joannis, Mag. Zool. 1835, iv. pi. 15. 



scaber, Fi/d. S,- Soul. Voy. Bonite, Poiss. p. 214, pi. 10. fig. 1. 



? Tetrodon basilevskianus, Basil. No^iv. Mem. Soc. Nat. Mosc. x. 



1855, p. 202. 

 aspilus, Blcek. Kat. Tyds. Ned. Lid. ii. p. 495, or J'erli. Bat. 



Gen. xxiv. Blootk. p. 22. 



kunhardti, Blceli. I. c. \°, i. p. 97, and I. c. 2°, p. 23. 



Arotlu'on scaber, Bleek. I. c. 1°, ix. p. 112. 



immaculatus, Bleek. I. c. 



Crayracion inmiaculatus, Bleek. Atl. Ichth. Gymnod. p. 75, tab. 7. 



fig. ]. 



/3. S)/no))i/mij of var. virgata. 



Tetrodon mauilleusis, Proce, Ball. Philom. 1822, p. 1.30. 



virgatus, Richards. Voy. Ereh. Sf Terr. Fish. p. 62, pi. 30. figs. 8 & 



9, and J'oy. Herald, Zool. "p. 163, pi. 28. figs. 0-8 ; Bleek. Verh. Bat. 



Gen. xxiv. Blootk. p. 24, or Nat. Tyds. Ned. Iml. iii. p. 299. 

 Ilolocauthus pilosus, Gronov. Syst. ed. Gray, p. 28. 

 Dibolomycter longicaudus, Bibron, Gtter. Rev. Zool. 1855, p. 279. 

 Crayracion manillensis, Bleek. Atl. Ichth. Gymnod. p. 09, pi. 4. fig. 2 



(black caudal margins omitted). 



Small spines cover the entire bodj', with the exception of the lips 

 and the posterior half of the tail. Snout short and obtuse, rather 



r 2 



