EXPLANATION OF PLATE LVII. 



Fig. 1. — Platycephalus marmoratus. Stead. A specimen 265 

 mm. long, from eight miles east of Sandon Bluffs, 

 New South Wales, 35-40 fathoms. 



Fig. 2. — Liocranium praepositum, Ogilby. A specimen 130 

 mm. long, from the Great Sandy Strait, Queensland. 



