4 1 (5 CBSTRACIONTID^. 



a, b. Large male and female specimens. New Zealand. Presented 



by Professor Owen. 

 r. Female, 42 inches long. Tasmania. Purchased of Hr. Schwarz- 



schild. 

 cl-e. Adult and half-grown : stuflPed. South Australia. 

 /. Half-grown. Amboyna. From Dr. Bleeker's Collection. 

 (/. Half-grown : stuflFed. China. Presented by J. K. Keeves, Esq. 

 h, i. Adult male and young female. Japan. Purchased of Mr. 



Jamrach. 

 k-m. Young : stuffed. Japan. 

 n. Half-grown : skeleton. Japan. 

 o-q. Jaws. 



2. Cestracion quoyi. 



Cestracion quoyi, Friminv. Mag. Zool. 1840, pi. 3*. 



pantherinus, Valenc. in Voy. Venus, Zool. p. .^>50, pi. 10. fig. 2 *. 



Heterodontus quoyi, Dumeril^ Elasnwh-. p. 427. 



Anal fin not reaching to the end of the caudal. The origin of the 

 first dorsal is considerably behind the root of the pectorals. Supra- 

 orbital ridges low. Roundish blackish spots are scattered over the 

 body and fins. 

 . Galapagos Islands. 



3. Cestracion francisci. 



Cestracion francisci, Girard, Proc. Ac. Nat. Sc. Philad. 1854, vii. 



p. 196 ; and IJ. S. Pac. R.R. Exped. Fish. p. 3(J.5. 

 Gyropleiirodus francisci, Gill, Proc. Ac. Nat. Sc. Philad. 1802, p. 490. 



Anal fin large, reaching to the root of the caudal. Caudal fin 

 with an incision opposite to the extremity of the vertebral column. 

 Supraocular ridges very compact and prominent. Small roundish 

 V»lack spots are spread all over the body and fins. 



Eay of Monterey, California, 



4. Cestracion galeatus 



Anal fin large, reaching to the root of the caudal. Posterior 

 caudal lobe with the hind margin obliquely truncate, without inci- 

 sion. Supraorbital crests high, at least as high as the orbit, ab- 

 ruptly terminating behind the orbit. Origin of the first dorsal fin 

 opposite to the root of the pectoral fin, which is verj'^ large, extending 

 beyond the origin of the ventral fin. Ventral fin reaching beyond 

 the spine of the second dorsal. A broad black band across the 

 interorbital space, descending to the cheek. Neck dark-coloured. 

 An indistinct dark cross band corresponds to each of the dorsal fins. 

 No spots. 



Australia. 

 <i. Fine female specimen, 25 inches long. Presented by Dr. G. 

 ]{ennett. 



* The figures quoted are tnken from tlie same example, but differ in three or 

 four csscutial points, so tiwt they might be considered to represent two distinct 

 Kpecies. 



