5. PETROSCIRTTIS. 237 



not truncated. The lower canines much longer than the upper. The 

 dorsal tin is not elevated, begins before the vertical from the gill- 

 opening, and terminates at the root of the caudal. Above black, 

 beneath white ; two jeUow bands from the head to the caudal ; the 

 posterior part of the beUy and of the tail dotted with black ; anal 

 whitish, with black dots between the rays ; caudal yellowish, with 

 black dots on the rays. (Bl.) 



Seas of Banda, Goram, Celebes, Ternate, and AmbojTia. 



19. Petroscirtes bankanensis. 



Petroscirtes bankanensis, Bleek. Banka, ii. p. 727. 

 amboinenis, Bleek. Amboina, iii. p. 114. 



D. 28. A. 19. 



The height of the body is contained six times and a half in the 

 total length, the length of the head five times and a third. The 

 upper profile of the snoiit convex ; a single small tentacle behind the 

 orbit on the temple ; the width of the interorbital space is more than 

 the diameter of the eye. The canine teeth of the upper jaw are 

 much smaller than those of the lower. The dorsal fin is not elevated, 

 begins somewhat before the vertical from the gill-opening, and ter- 

 minates at the root of the caudal. Body spotted with brown and 

 dotted with blue ; caudal yeUow. {Bl.) 



Coasts of Banka, Amboyna, and Nias. 



20. Petroscirtes heyligeri. 



Bleeker, Natuurk. Tydschr. Nederl. Ind. 1858, xvi. p. 340. 

 D. 27. A. 18. V. 3. 



The height of the body is contained six times in the total length, 

 the length of the head four times and one-third to four times and 

 three-quarters. The snout is obtuse ; the width of the interorbital 

 space is one-half the diameter of the eye. Tentacles none. The upper 

 jaw with a small canine tooth, the lower with one of moderate size. 

 The dorsal fin is not elevated, commences above the gill-opening, and 

 tenninates at the base of the caudal. YeUo-ndsh, with about four- 

 teen black vertical bands, extending on the dorsal and anal fins. {Bl.) 



River Mussi (Palembang). 



21. Petroscirtes mitratus. 



Petroscirtes mitratus, Riipp. Atl. Fische, p. 111. taf. 28. fig.l; ? Bleeker, 



Banda, i. p. 244. 

 Blennechis mitratus, Cuv. ^ Val. xi. p. 293. 

 ? Petroscii-tes hj'pselopterus, Bleek. Amboina, vi. p. 423. 



D. 25-26. A. 16-17. 



The height of the body is contained five times and a half in the 

 total length, the length of the head five times. The length of the 

 snout and the width of the interorbital space equal the diameter of 



