223 



TEYG-ONOEHXNA. 



Founded by Muller and Henle, on a sort found in the Straits 

 of Bass, and which appears sometimes in the Melbourne Market. 



TRYGONOKHINA FASCTATA. 



Trygonorhina Fasciata, Muller and Henle, p. 124, fig. 43. 

 (The Fidler.) 



Body of a light brown, with the margin of the pectorals and 

 the fins reddish ; four or five irregular, transverse bands, appear 

 on the back, but do not extend far on the pectorals ; they are of 

 a fine light blue, bordered with dark brown ; lower parts of the 

 body of a reddish white ; eye yellow. 



Its flesh is considered good for the table, but scarce. 



TORPEDXNXDiE. 



" The trunk is a broad, smooth disk ; tail with 

 rayed dorsal (absent in Teniera) and caudal tins, 

 and a longitudinal fold along each side. Anterior 

 nasal valves confluent into a quadrangular lobe. 

 An electric organ, composed of vertical hexagonal 

 tubes between the pectoral fins and the head. - " 



NAECINE. 



Separated from Torpedo by Henle ; it contains several tropical 

 sorts, and one from the southern seas of Australia. 



NAECINE TASMANIENSIS. 



Narcine Tasmaniensis, Richard., Proc. Zool. Soc, 1841, p. 22. 



Elliptical ; of a brownish purple ; eye yellow. 



Attains a large size, and I have seen, on the St. Eilda beach, 

 a mutilated specimen, measuring over six feet in length. Found 

 in Bass's Straits and in the Hobart Town sea. 



