A CONCRIBUATION TO THE ICHTHYOLOGY 197 



Triaca^nthiis bisicaleatus Bloch. 

 Locality: Roebuck Bay . . . Three specimens, 110 — 104 mm. 



Ostracion rhinorhynchus Bleek. 

 Locality: Roebuck Bay . . . One specimen, length of cara- 

 pace 128,5 mm. 



Tetrodon virgatus Richards. 

 Locality: Roebuck Bay . . . One specimen, 154 mm. 



