netc yfarine Fishe.o. 13 



POGONOPHRYNE, gen. 110 V. 



Near Artedidraco, but head with blunt knobs and ridges, 

 broad, strongly depressed ; interorbital region wide. 



Pogonophryne scotti, sp. n. 



D. II, 25. A. 18. Head as broad as long, ? length oE 

 fish. Barbel blunt, shorter than eye, which is 5^ in head ; 

 interorbital widtli 4^. 



Total length 290 mm. 



Ross Sea, 158 fatlioms. 



Prionodraco, gen. nov. 



Related to BatJiydraco, but body quadrangular and almost 

 naked except for 4 series of Y-shaped serrated bony plates, 

 eacli plate with a retrorse spine; the series of plates margin 

 the flattish dorsal and ventral surfaces of the body. Lateral 

 line single, incomplete. 



Pr'wnorlraco evansii, sp. n. 



T>. 34-37. A. 29-31. About 50 plates in upper series. 

 Eye 3 to 3 J in head, interorbital width 15 or more. 

 Total length to 132 mm. 

 Ross Sea and McMurdo Sound, 158-207 fathoms. 



Cryodraco atkinsoni, sp. n. 



D. Ill, 42. A. 46. Head 3^ in length. Eye 5 in head, 

 interorbital widtli 4f. Pelvics 1^ as long as head. 

 Total length 292 mm. 

 Koss Sea, 158 fathoms. 



Chionodraco hatldeence, sp. n. 



D. YI-VII. 38-42. A. 34-38. Eye 5 to 6 in length of 

 head, interorbital width 3^ to 4. Pelvic fins reaching aiiah 

 Total length 250-500 mm. 

 Ross Sea and McMurdo Sound, 100-200 fathoms. 



Ch^NODRACO, gen. nov. 



Differs from Chionodraco in that each pelvic fin has a spine 

 arid only 4 soft rays, and also in that the supraorbital ridges 

 are not crenulated and the gill-iakers are developed as tootiied 

 jjrojections. 



