288 GYMNODONTES. 



parasil- ). Intcrorbital space reduced to a narrow ehannel, ranch 

 hollowed out, and not exceeding one diameter of the eye. Eight or 

 nino dorsal rays. Uniform reddish brown (in spirits). 

 Galapagos archipelago. 



B. Kasal opening'^ one on each side ; it is in a siinpk' tithe, which is sometimes 

 two-li/>ped at the extremity. Both/ spiny. 



28. Tetrodon palembangensis. 



Tetraodon palembangensis, Bleek. J'erh. Bat. Gen. xxiv. Blootk. p. 25, 



cv Nat. Tyds. Xed. Ind. iii. p. 005. 

 Crayracion palembangensis, Bleek. Atl. Ichth. Gi/nmod. p. G7, pi. 4. 

 fig. 3. 

 The whole body, with the exception of the lips and hind part of 

 the tail, is studded with small spines, each of which is accompanied 

 by a small tentacle. Snout depressed and short, the eye being con- 

 siderably nearer to the end of the snout than to the gill-opening. 

 Intcrorbital space very broad and flat, the osseous part being narrow. 

 Brown above, white below ; body with a network of wiae brown 

 meshes, many of those on the side enclosing a large black ocellu? 

 edged with whitish. Fins immaculate. 

 Rivers of Sumatra tind Borneo ; Siam. 



a. One of the typical sjiecimens. From Dr. Bleeker's Collection. 



b. Half- grown. Presented by the Iloyal College of Surgeons. 



c. Half-grown : stuffed. Siara. From M. Mouhot's Collection. 



29. Tetrodon liurus. 



Tetraodon leiurus, Bleek. Verh. Bat, Gen. xxiv. Blootk. pp. 18, 22, or 



Xat. Tyds. Ned. hid. iii. p. 440. 

 Crayracion leim-us, Bleek. Atl. Ichth. Gymnod. p. 67, pi. 9. fig. 1. 



The whole body, with the exception of the fore part of the snout 

 and the caudal peduncle, is covered with small spines. Snout rather 

 depressed, produced, conical, the eye being conspicuously nearer to 

 the gill-opening than to the end of the snout. Intcrorbital space 

 flat, its entire width being equal to the length of the snout. 

 Brownish above, whitish below ; head and body, except in the 

 middle of the abdomen, with numerous larger and smaller round 

 dark -brown spots, some of which have a lighter edge. Fins im- 

 maculate. 



Rivers of Java, Sumatra, and Borneo. 



a. One of the typical specimens, 4^ inches long. From Dr. 

 Bleeker's Collection. 



C. A simple, non-perforate nasal cavity with a frinqed edge. Bodif spiny : 

 Ch-lonodon {Midi.). 



30. Tetrodon patoca. 



Kappa, llussell, i. p. 1."^, fig. 25. 



Tetrodon patoca, Ila.n. Bitclt. pp. 7. .''.(?.'), ])1. IS. tig. 2 : IJibrun. Rer. 

 Zool. 1855. p. 280. 



