CHECK-LIS1 OF THE FISH AND FISH-LIKE ANIMALS OF NEW SOUTH WALES. 



225 



30. Rhinobatus Bl. & Schn., Syst. Ichth.. 1801, p. 355 (rhinobatus) . 



30a. R. banksii. Shovel-nosed Ray. Id. Mull. & Henle, Plagiost. 1838, p. 123; Id. Waite, 

 Mem. Austr. Mus., iv.. 1. 1809, p. 38, pi. 3. (PI. xvii.). 

 A common species growing to four feet in length. 



31. Trygonorhina Mull & Henle. Plagiost., 1838, p. 124 (jasciata). 



31a T. FASCIATA. Fiddler. Id. Mull. & Henle, Loc. cit., pi. 43. (PI. xvii.). 

 Common, and reaching a length of four feet. 



XX. 



Family Narcobatidae. 



A. Tail shorter than the disc. 



B, Ca11d.1l fin large, disr broader than long. 



BB. Caudal tin small ; disc as long as broad. 

 AA, Tail longer than the disc. 



Narcobatus (32). 



Hypnarce (33). 



Narcinc (34). 



32. Narcobatus Blainv.. Bull. Soc. Philom. 1816, p. 121 (torpedo). 



i2.i. X. fairchildi. Electric Ray. Torpedo fairchildi Hutton, Cat. Fish. N. Zeal., 1872, p. 83, 



pi. 12. tig. 134 ; Id. McCul.. Rec. Aust. Mus., xii., 8, 1919, p. 171, pi. xxv. (PI. xviii.). 

 One specimen twenty-eight inches long taken in deep water by the State trawlers. 



33. Hypnarce Waite. Rec. Austr. Mus. iv. 5, 1902. p. 180 (subiiigra). 



33a. H. subnigra. Numbfish. Id. Dumeril, Rev. Mag. Zool. (2) iv., 1852, p. 279, pi. 12. 



(PI. xviii.). 

 Not uncommon, and grows to over two feet long. The electric discharge given off by this Ray 

 is very powerful, and serves to paralyse its prey as well as to scare off its enemies. 



34. Xarcine Henle, Ueber Narcine, Berlin, 1834, p. 31 {brasiliensis). 



34a. N. tasmaniensis. Little Numbfish. Id. Richardson, P.Z.S., 1841, p. 22, and Tr. Z.S.. 



iii., 1849, p. 178, pi. 11, 2. (Pi. xviii.). 

 Very plentiful in the deeper water off the coast, and often taken by the trawlers. Grows to a little 

 over a foot long. 



XXI. 



Family Rajidae. 



35. Raja Linne, Syst. Nat. 10th ed., 1758, p. 231 (batis) 

 A. t'pper surface smooth, with but few large spines. 

 AA. Entire upper surface covered with minute spines. 



B. Snout produced, lower surface with minute spines. 



BB. Snout not projecting, lower surface smooth. 



australis (35a). 



scabra (35b). 

 nitida (35c). 



35a. R. australis. Common Skate. Raia australis Macleay, P.L.S. N.S.W., viii., 1884, p. 

 461 ; Waite, Mem. Austr. Mus., iv. i., 1899, p. 40, pi. 4. (PI. xviii.). 



Grows to 19 inches long, and is common in the deeper waters. 



35b. R. scabra. Great Skate. Raia scabra Ogilby, Cat. Fish. Austr. Mus. I., ic 

 A rare and little known species, reaching 5J feet in length. 



p. 17. 



35c. R. nitida. Rough-backed Skate. Id. Gunther, Challenger Rept. Zool. i., i£ 

 p. 27, pi. 14. a. 



A small deep-water species , growing to a little over a foot long. 



