Opisthomi and Anacanthini 541 
ment withoyt caudal fin. The scales are usually rough and 
spinous. The species are usually large in size, and dull gray or 
black in color. 
The best-known genus is Macrourus. Macrourus berglax 
is found on both shores of the north Atlantic. Macrourus 
Fig. 494.—Grenadier, Celorhynchus carminatus Goode & Bean. Martha’s Vineyard. 
bairdi is abundant in off-shore dredgings from Cape Cod to Cuba. 
Macrourus cinereus, the pop-eye grenadier, outnumbers all other 
fishes in the depths of Bering Sea. Calorhynchus japonicus is 
often taken by fishermen in Japan. Coryphenoides rupestris 
is common in the north Atlantic. Bogoslovius clarki and 
Fic. 495.—Steindachnerella argentea (Goode & Bean). Gulf Stream. 
Albatrossia pectoralis were dredged by the Albatross about the 
volcanic island of Bogoslof. Trachyrhynchus trachyrhynchus 
is characteristic of the Mediterranean. Nematonurus goodei is 
common in the Gulf Stream, and Dolloa longifilis is found off 
Japan. Other prominent genera are Bathygadus, Gadomus, Re- 
gania, and Steindachnerella. 
The Murenolepide are deep-sea fishes, with minute eel-like 
scales, and no caudal fin. The ventrals are five-rayed and there 
are ro pterygials. 
