3. TETRODON. 



305 



head with small rounded bluish spots. Bluish horizontal lines in 

 front of the eye, crossing the snout. Caudal fin with undulated sub- 

 vertical lines. No band on the side of the mouth. Upper profile 

 of the snout straight. Only the anterior half of the fish is covered 

 with minute spines. 



Vert. 8/9. 



East-Indian archipelago. 



a. Adult. East-Indian archipelago. From Dr. Uleeker's Col- 



lection. 



b, c. Adult. Amboyna. 



d. Half-grown. Philippine Islands. From Mr. Cuming's Col- 



lection. 



e. Adult : skeleton. Amboyna. Purchased of Hr. Frank. 



58. Tetrodon rivulatus. 



Tetraodon rivulatus, Schlcg. Faun. Japon. Poiss. p. 285, pi. 124. fig. 3. 



No black dorsal spot. Upper parts with fine undulated blue lines 

 running in various directions on the neck and anterior half of the 

 back, longitudinal on the upper side of the snout and tail, and de- 

 scending on the cheeks and side of the snout. Abdomen and sides 

 with numerous orange-coloured dots. Side of the tail with two 

 brownish longitudinal bands running forward to the gdl-opening 

 and disappearing with age (in specimens 6 inches long). Caudal 

 fin with oblique and irregular blue lines. Tail spineless. (Schleg.) 



Nagasaki. 



59. Tetrodon valentini. 



Valeitt. Amb. p. 353, fig. 19; p. 408, fig. 195; Etnard, Mol. i. tab. 39 



(fig. not numbered) ; ii. tab. 6. fig. 29 ; tab. 49. fig. 204 ; tab. 53. 



fig. 227; Jiw/sch, Amb. p. 8, tab. 4. fig. 19; p. 12, tab. 7. fig. 7; p. 29, 



tab. 15. fig. 9. 

 Ostraciou, sp., Gronov. Mu-s. p. 55. no. 126; ZoophijI.^. 50. no. 184. 

 Tropidichtliys s. Anosmius s. Psilonotus s. Canthogaster valentini, 



Bkek. Nut. Tyds. Ned. Lid. iv. p. 130 ; Atl. Ivhtk. Gymnod. p. 80, 



pi. 4. fig. 1. 

 Holocanthus balistteformis, Gronov. Syst. ed. Gray, p. 25. 

 Tetrodon (Anosmius) tseniatus, Peters, Wiegm. Arch. 1855, p. 275. 



Body with four rather irregidar brownish-black cross bands : the 

 first on the occiput ; the second above the root of the pectoral fin, 

 and continued below it ; the third in front of the dorsal fin, descend- 

 ing nearly to the abdominal edge ; the fourth on the back of the 

 tail. The light-coloured parts of the body are covered with numerous 

 orange ocelli. 



Indian Ocean and archipelago. 

 o. One of the typical specimens. Amboyna. From Dr. Bleeker's 



Collection. 

 h. Adult. Amboyna. Purchased of Hr. Frank. 

 j c, d, e. Adult. Zanzibar. Presented by Lieut. -Col. Playfair. 

 (/. Adult : stuflcd. Zanzibar. Presented by Lieut. -Col. Playfair. 



VOL. VIII. X 



