Order Pediculati: the Anglers 551 



nox is a jet-black species of the Japanese reefs, and Antennarius 

 sangmfluus is spotted with blood-red in imitation of coralline 

 patches. Many other species abound in the East Indies and in 



[Fie. 502. Shoulder-girdle of a Batfish, Ogcocephalus radiatus (Mitchill). 



Polynesia. The genus Chaunax is represented by several deep- 

 water species of the West Indies, Japan, etc. 



The GigactinidcB of the deep seas differ from the Ogcoce- 

 phalida, according to Boulenger, in the absence of ventrals. 



FIG. 503. Frogfish, Antennarus scaber (Cuvier). Puerto Rioo. 



The Batfishes: Ogcocephalidae. The batfishes, Ogcocephalida, 

 are anglers with the body depressed and covered with hard 

 bony warts. The mouth is small and the bony bases of the 



