oO THE VOYAGE OF H.M.S. CHALLENGER. 



Length of specimens, 2-| to 5^ inches. Station 190 ; 35 to 49 fathoms Station 163, 

 off Twofokl Bay ; 120 fathoms (?). 



Cnidoglanis megastoma, Rich., Port Jackson. 

 (?) Murceuichthi/s gymnotus, Blkr., Port Jackson. 



Syngmdhus superciliaris, n. sp. 



D. 23. Osseous rings 20 + 38. Snout as long as the postorbital part of the head, 

 with a median ridge above, terminating on the interorbital space ; neck compressed into a 

 trenchant ridge ; opercukim without a keel, and with fine radiating strife. Shields with- 

 out spines ; lateral line passing into the lower caudal edge ; base of the dorsal fin not 

 elevated, standing on three body and three caudal rings. Tail twice as long as the 

 trunk. A very conspicuous filament above each eye. Pectoral and caudal fins well 

 developed. Brownish-grey, with indistinct darker cross-bands, and finely marbled with 

 darker and lighter spots ; snout and lower half of the head with oblique vermiculated 

 brown lines. Length of specimens, 3 to 6f inches. Port Jackson ; 4 to 6 fathoms. 



Urocamjoiis ccelorhynchus, Gthr., Port Jackson. 



Solenognathus fasciatus, n. sp. (PI. XIV. fig. B). 



D, 41. Osseous rings 27-1-55. This species is most closely allied to Soleiiognatluis 

 spinosissinms, having the same rough and spiny scutes, but the forehead is somewhat 

 broader, the dorsal longer and composed of more numerous rays, and the back of the 

 trunk ornamented with seven narrow l^lackish cross-bars. Also the prteanal region is 

 lilackish. Length of specimen, 12 inches. Off Twofold Bay; 120 fathoms. (Tail, 5| 

 inches long.) 



Ostracion cornutus, L., Botany Bay. 



IV. THE FISH-FAUNA OF THE TROPICAL ZONE OF THE INDO-PACIFIC. 

 A. FISHES FEOM THE EIVER MAEY, QUEENSLAND. 



Geographically only a portion of Queensland belongs to the Tropics ; liut among its 

 fishes so thoroughly a tropical character predominates, that no one will associate them 

 with the fauna of the more southern temperate parts. This refers to the fresh-water 

 fishes as well as to those inhabiting its coasts. The ' Challenger did not touch in 



