CONTENTS. 



MEMOIR OF HIPPOLITO SALVIANI . 17 



INTRODUCTION 4.5 



The Banded Ophisurus. 



Ophisurus alternans. Plate !.... 86 



Indian Pilot-fish. 



Naucrate* Indians. Plate II 89 



The Short Sun-fish. 



Orthogoriscus mola. Plate III. ... 91 



Spinola's Trachipterus. 



Trachypterus Spinolas. Plate IV. ... 92 



Halgan's Spine-tailed Ray. 



Trygon Halgani. Plate V 94 



The New Zealand Gurnard. 



Triglot kumu. Plate VI. . . ... . 106 



The Oriental Dactylopterus. 



Dactylopterus orientalis. Plate VII. . . . 107 



Common Flying-fish. 



Exocetus volitans. Plate VII I. . . . 109 



The Horned Zanclus or Chsetodon. 



Zanclus cornutus. Plate IX. . . 116 



Argus Pteraclis. 



Pteraclis ocellatus. Plate X 118 



Back's Grayling. 



Thymallus signifer. Plate XT. . . . . 120 



