476 



Described from 12 specimens, 103-211 mm. long. The 

 specimen figured is 200 mm, long, and is selected as the type; 

 it is deposited in the South Australian Museum. 



Loc. — Off Flinders Island, Bass Strait, 40 fathoms; 

 Marsden Point, Kangaroo Island ; nine to ten miles west of 

 Glenelg jetty, Gulf St. Vincent, 10-12 fathoms; off St. 

 Francis Island, Investigator Group, South Australia, 30 

 fathoms; off Flinders Island, Investigator Group, South 

 Australia, 37 fathoms; Doubtful Island Bay, South-western 

 Australia, 20-25 fathoms. 



''Simplon" Stations 2, 3, 4, 6; and 7, 22-140 fathoms, 

 Great Australian Bight. 



Family DIODONTIDAE. 



ATOPOMYCTERUS, Bleeker. 



Atopomycterus nicthemerus, Cuvier. 



D'lodon nicthemerus, Cuvier: Mem. Mus., 1818, p. 135, pi. iv. 



Atojjomycterus nychthemerus, Giinther : Cat. Fish. Brit. 

 Mus., viii., 1870, p. 315. 



Station 3, 80-140 fathoms. 



EXPLANATION OF PLATES. 



Plate XII. 

 Fig. 1. PlatycephaJus (NeoplatycephaJus) coi^afiis, n. sp. Type, 

 300 mm. long. Great Australian Bight, 80-120 fathoms, 

 ,, 2. Head of type. 



,, 3. Gill-rakers of first gill-arch of type. 

 ,, 4. Gill-rakers of first gill-arch of N. macrodon, Ogil. 

 ,, 5. Teeth of N. conatus. Type. 



Plate XIII. 



Fig. 1. Katlicto stoma nigrofasciatuin, n. sp. Type, 220 mm. 



long, Great Australian Bight, South Australia. 

 ,, 2. Side view of same specimen as fig. 1. 

 ,, 3. Kathrtostoma laeve, Bl. Schn. Head of a specimen, 



226 mm. long, New South Wales. 



Plate XIV, 



Fig. 1. Cantherines setosus, "Waite. A specimen 196 mm, long, 

 between Port Hacking and Wollongong, 50-70 

 fathoms, 

 ,, 2. Scales of type. 



,, 3. Scales of a well-preserved formalin specimen. 

 ,, 4. Dorsal spine of a young specimen. 

 ,, 5. Dorsal spine of an older specimen. 



,, 6. Portion of specimen from 72 fathoms. Great Australian 

 Bight, illustrating the effect of reduction of pressure 

 on the eyes. 



Plate XV. 

 Tetraoclon arniiUa, n. sp. Type, 200 mm. long, Great Aus- 

 ftralian Bight. 



