138 



Fam. XLV. LAMNID^. 



(No nictitating membrane. An anal fin. Two dorsals, the 

 first opposite to the space between pectorals and ventrals. 

 Nostrils not confluent with the mouth, which is inferior. 

 Spiracles none, or minute.) 



167. Lamna cornubica, Flem. Porbeagle or Blue Shark. 

 Teeth 13 - 16 : 12 - 14. Lanceolate, not serrated. Third 



tooth either side upper jaw small. 

 Giinth. Cat., VIII., p. 389. Allp. MS. Tasmania (Allport.) 



168. Odontaspis Americanus, Mitch. (A.) The Grey Nurse. 

 Teeth large, awl- shaped, with small additional basal cusps. 



Gunth. Cat., VIII., p. 392. Allp. MS. Macl. Cat., 1084. 

 Not uncommon. Length, 10 feet. 



169. Alopecias vulpes, L. 



Teeth of moderate size, triangular, not serrated. Third 

 tooth upper jaw smallest. 

 Gunth. Cat., VIII., p. 393. Allp. MS. Macl. Cat, 1085. 

 Tasmania (Allport). Length, seven feet. 



Fam. XLVI. NOTIDANID^E. 



170. NOTIDANUS INDICUS, CuV. 



One dorsal fin only, without spine, opposite to the anal. A 

 single median pointed tooth in upper jaw. Lower tooth 

 with lateral cusps only. 

 Giinth Cat., VIII., p. 398. Allp. MS. Macl. Cat., 1086. 



Tasmania (Allport). Length, five feet. 



Fam. XLVII. SCYLLIDiE. 



(No nictitating membrane. The first dorsal fin above or below 

 the ventrals. An anal fin. Mouth inferior. Teeth small, 

 several series being generally in function.) 



171. SCYLLIUM MACULATUM, Bl. 



Teeth of the lower jaw of moderate size, with a long median 

 cusp, and a pair of small cusps on each side. Brownish 

 above and IdcIow, with scattered brown spots. Nasal 

 valves confluent. 



GUnth. Cat., VIII., p. 401. Macl. Cat., 1087. 



Length, two feet. Doubtful. 



172. SCYLLIUM LATICEPS, Dum. 



Teeth very small tricuspid. Nasal valves not confluent, 

 separated by a broad interspace. Brownish, marbled with 

 darker. 

 Gunth. Cat., VIII., p. 404. Allp. MS. Macl. Cat, 1088. 



Tasmania (Allport). 



173. Parascyllium variolatum, Dum» 



Teeth small lanceolate, only those of lower jaw with indis- 

 tinct lateral cusps. The two dorsal fins subequal, the first 

 distant from root of ventral. Anal entirely in advance of 



