A CONTRIBUTION TO THE ICHTHYOLOGY 



185 



Terapon anicolor Günth, 

 Localities: Port Darwin (fresh- 

 water), June 1894 . Three specimens, 90 — 73,5 mm. 

 Daly River, July 1894 Seven specimens, 106 — 57 mm. 



The proportions of these specimens are: 



Locality : 



Total 

 enght 

 (sc.) 



5 

 'S 



ni 

 ci 



03 



_o 



'o 



eu 



c. 

 > 



"s 

 o 



>> 



■3 « 

 -Q ti 

 u CS 

 ? ft. 



S «« 







in t 



otal lei 



igth (s 



. c.) 



in head 



Port Darwin . . . 



9U,0 



2,7 



3,0 



5,0 



5,0 



3,2 



4,6 



5,0 



55 



8i,0 



3,1 



3,1 



5,0 



5,0 



3,4 



4,6 



5.0 



— „ — 



73,.5 



3,8 



3,1 



4,7 



4,7 



3,4 



4,3 



4,8 



Daly River . . . 



106,0 



3,0 



2,7 



5,2 



5,2 



3,2 



5,3 



5,0 



n 



67,0 



8,0 



3,0 



— 



5,1 



3,2 



3,9 



5,4 



)) 



67,0 



3,1 



3,1 



5,1 



5,1 



3,2 



3.7 



4,9 



r 



65,0 



2,9 



3,1 



5,0 



5,3 



3,1 



3,8 



5,0 



~~ n 



62,0 



3,2 



3,0 



— 



4,8 



3.2 



3,9 



5,5 



~ n 



59,0 



3,0 



2,9 



- 



4,9 



3,3 



4,0 



5,0 



n 



57,0 



3,0 



2,9 



- 



4,9 



3,9 



3,5 



5,7 



Ter ap on alligatoris n. sp. 

 Localities: S. Alligator River, 



14th June 1895. . One specimen (type), 87,5 mm. 

 Mc Kinlay River, 



August 1895. . . Two specimens, 81,5 and 60,5 

 mm. 



D. XII 12-13; A. Ill 8; P. 15-17; V. I 5. 53 series of 

 scales above the lateral hne between its origin and the hypural 

 joint, and 46 below it; 7 scales between the lateral line and the 

 middle of the spinous dorsal fin. Cheek-scales in 7 rows. Gill- 

 rakers 9 + 17, the longest Vs diameter of eye. Snout sharply 

 pointed, the upper jaw the longer. Nostrils widely separated, Vs 

 eye-diameter or more apart. Praeorbital bone entire. Praeoper- 



