2. Spinax pusillus. 



Acanthidium piisillum, Latce, I'roc. Zuol. Sue. l8'-'>[), p. !)], or Tnins. 



Zoo/. Soc. iii. p. 10. 

 Spinax hilliauus, l^ei/, Mem. Cub. ii. p. 340 ; JRepert. Fls.-nat. Cuba, 



18G8, p. 454. 



Scales verj^ small, each with a miiuitc tubercle, without any 

 spines. The first dorsal fia much shorter than the second, midway 

 between the second dorsal spine and the eye. Erown or black. A 

 whitish band of demarcation sometimes separates the darker colora- 

 tion of the lower parts from that of the upper. 



Madeii-a ; Cuba. 



«, h, c, d, e-/, ff-i, Ic-ni. Adult examples (12 inches long). Madeira. 

 Among them the typical examples. 



This species has been confounded by Midler and Hcule with Sj^. 

 niger. 



32. CENTROSCYLLIUM. 



Centroscylliuni, Miill. ^ Henle. 



Two dorsal fins, each with a strong spine ; no anal fin. Mouth 



crescent-shaped ; a straight oblique groove at each angle of the 



mouth. Teeth equal in both jaws, very small, tricuspid. No 



membrana nictitans. Spiracles of moderate width. Gill-openings 



rather narrow. 



Greenland. ^ „ „. „ , . .. 



1. Centroscyllium fabricu. 



Spinax fabricii, Rcinhardt, Dansk. Vid. Selsk. Fork. 1828, iii. p. xvi. 

 Centroscyllium fabricii. Mull. ^ Henle, p. 191 ; Dumeril, Elusinobr. 

 p. 449. 



Minute stellate ossifications cover the whole body. Dorsal fins 

 short, spines strong. Hoot of the ventrals entirely in front of the 

 second doi'sal. Brown. 



Greenland. 



a. Stuffed : 29 inches long. 



33. SCYMNUS. 



Scymnus, sp., Cuv. Rh/ne An. ; Miill. Sf- Ilenle. 

 Two short dorsal fins, without spine, the first at a considerable 



I distance from the ventrals ; no anal fin. Skin uniformly covered 

 with minute scales. Mouth transverse, a deep straight groove at 

 each angle of the mouth. Nostrils at the extremity of the snout. 

 Upper teeth small, pointed ; lower much larger, dilated, erect, tri- 

 angular, not very numerous. No membrana nictitans. Spiracles 

 wide. Gill-openings narrow. 

 Mediterranean and Atlantic. 



1. Scymnus lichia. 



Liche ou Gatte, Broxiss. Mem. Ac. Sc. 1780, p. 077; Duhum. rcscfi. 

 iii. p. ;J28. 



