21. oi'iiicnTHY.s. 09 



distiinco between the gill-opening and vent ; tail one-fourth longer 

 than body ; uiJi^cr jaw but little projecting beyond the lower ; eye 

 rather large, eijnidislaut from the extremity of the snout and cleft 

 of the month; its diameter is two-ninths of the distance of the 

 origin of the dorsal from the base of the pectoral. Teeth uniserial, 

 biserial in the maxiUaries. Coloration uniform. (Ptrs.) 

 Chile. 



B. Maxillanj teeth iDtiscrial. 



1. Dorsal Jin commencinff behind the root of the pedvnd. 



29. Ophichthys bonapartii. 



rcecilocephahi8 bonapartii, Kioip, Apod. p. 5, fig. 3. 



( )phisurus clirysospilos, Bleck. Act. 8vc. <S'e. Indo-Nedei'l. ii. Ambotjna, 



viii. pp. H, 27. 



bonapartii, lileek. I. c. p. 87. 



Pcecilocephalus markworti, lump, Aale d. Ilamh. Mus. p. 10, tab. 1. 



fig. 1. 

 Ophichthys bonapartei, Bleek. Atl. Ichth. Murcen. p. 47, pi. 14. 



fig. 2. 



Light brownish, with from 18 to 23 dark-l)rown rings, extending 

 on the basal part of the dorsal and anal fins ; the anterior half of 

 the head is brown, \vith yellowish, black-edged reticulated lines ; 

 throat with reniform brown dark-edged spots. The length of the 

 head is nearly one-sixth of the distance of the gill-opening from the 

 vent. Snout tetrahedral, pointed, with the upper jaw projecting 

 beyond the lower. Cleft of the mouth rather wide, two-fifths of the 

 length of the head ; eye of moderate size, rather more than half the 

 length of the snout, situated in the anterior fourth of the length 

 of the head. Posterior nostril in advance of the eye. Teeth of mode- 

 rate size, pointed, fixed, uniserial in all the bones. Pectoral small, 

 shorter than the snout ; the dorsal fin commences opposite to the 

 extremity of the pectoral. Body nearly one-third longer than tail. 



Amboyna. 

 n. Fine specimen, 27 inches long. From Dr. Bleeker's Collection. 



30. Ophichthys cephalozona. 



Gentrurophis spadiceus, Kaup, Apod. tig. 1 (not descript., nut liich- 



(irds.). 

 .Min-.enopsis marginafus, Bh-eh. Ned. T>/di<chr. Dierk. i. p. 17!* (not 



Ptrii.). 

 Ophichtliys cephalozona, lileek. Atl. Ichthi/ol. Muram. p. 49, tab. \'2. 



fig. 2; Kner, Novara, FUih. p. 377. 



Body purjdish bro^^^l ; na])C with a very broad deep-black cross 

 band broadly edged with white in front and behind. Dorsal and 

 anal fins tricoloiired, viz. brownish along the base, black along the 

 middle, and white along the margin. The length of the head is 

 one-fourth of the distance of the gill-opening fnnn the vent. Cleft 

 of llie mouth of moderate width, slightly extending behind the eye ; 

 snout pointed, with the upper jaw much projecting beyond the 



