List of Illustrations. 



rAoiira paoe 



Plate XXl. Umbblltilaeia — Luminous Fish — Silicious Sponge- 

 Luminous CoBALs — Luminous Cbubtacean . . . 125 



" XXII. LtTMiNOUS Fish. With two luminous disks, one emit- 

 ting a golden, the other a greenish light. , , . . 13S 



'- XXIII. Deep Sea Angler 143 



• XXIV Pelican Fish , 155 



" XXV Luminous Watekspout 163 



" XXVL LuMiNosiTT OP Hebon's Bebast 109 



