FISHES. CAHTILAGINEI. 37. Squalus. 113 



eyes large, placed near the corners of the mouth : tttlh in 3 rows, 

 sharp, compressed, not ferrate : first dorjal~jin large, triangular, in 

 the middle of the back, with a triangular hollow behind it; the 

 fecond opposite the anal and fomewhat 2-lobed : upper lobe of the 

 tail 6 times as long as the lower and slightly falcate at the end. 



B. with the anal-fin, but no temporal orifices. 



146. Sq. glaucus. Blue-green, slender, beneath white : 

 snout conic, poinied : upper-lobe ot the tail 3 times 

 as long as the lover. 



Blue Shark. Shaw Zoo!, v, t. 151. Block t. 86. 



Body 8 or 10 feet long, very slender, fmooth : eyes fmall, round- 

 ish ; iris yellowish-white : mouth wide, placed tar beneath : tetth 

 in 3 or 4 rows, nearly triangular, sharp, not ferrate : vent near the 

 tail : first dorfal-fin about the middle of the back, glaucous, nearly 

 triangular: pectoral large, long, emarginate : anal white : tail glau- 

 cous, 2-lobed, the upper-lobe above twice as long as the lower and 

 pointed. 



147. Sq. Cornubicvs. Deep blue, beneath white: body 

 thick, rou ml, depressed and angular towards the tail : 

 snout conic, prominent : lobes of the tail nearly 

 equal. 



Probeagle Shark. Borl. Cornw. t. 26. Linn. Tran.r. 3. p, 80. /. 15. 



Body about 4 feet long, with numerous fmall pores from the nofe 

 to the eyes each side : eyes large, pupil black, iris white : nostrils 

 lunar: upper-jaw with 2 or 3 rows of teeth, the 2 middle-ones in 

 front standing single; lower-jaw with a triple row in front, the 

 . inner-row bent inwards, the rest turned outwards : teeth sharp, 2- 

 edged, with an acute procefs at the hafe -both sides : fins bluish be- 

 fore, whitish behind : first dorfal-fin triangular, opposite the pecto- 

 ral ; the fecond, ventral and anal very fmall; between the ventral- 

 fins a longitudinal aperture: tail lunate, the upper lobe a little 

 longer, \vi.tb a raifed ridge each side the body near it, and a lunate 

 hollow just above it with the points turning downwards. 



2. Beaumaris Shark. Br, Zool. in. p. 118. tab. 17. 



Body entirely lead-colour, thicker and not tapering so much at 

 the .extremities : tail slightly lunate, with the horns unequal, and a 

 tranfverfe indentation above and below. 



148. Sq. Muximus. Deep lead-colour, beneath white: 

 teeth numerous, small, conic-subulate, not serrate. 



Basking .Shark. Br. Zool. iii. t. 13. Shaw-v. t. 149. 150. 



Body growing to a vast size, rough, tapering to both ends, the 

 upper-jaw much longer and rather obtufe : teeth a little incurved at 

 top : dorsal-Jin very large, rather nearer the head, the fecond op- 

 posite the ventral : anal-fin very fraaJl : fczz'/Junate, the upper horn 

 much longer than the Ipwer. 



149. Sq. Carcharias. Pale-grey with rather acute snout : 

 teeth triangular, serrate. 



White Shark. Shaw Zool. v.t. 148. Will, ichth. p. 47. f. B. 7. 



This most dreadful inhabitant of the ocean grows to a vast size : 

 tody rough, a little darker on the back : head depressed, broad, end- 

 ing in a short and rather pointed fnout : mouth vast, furnished with 

 about 6 rows of strong moveable teeth : eyep oblong, greenish, half 

 covered with a membrane : nostrils double, half covered with a 

 membrane : fins rather dusky, the pectoral of vast size, nearly 

 triangular and fomewhat falcate: first dorsal-fin very large, before 

 the middle of the body, rather rounded on the upper-part; the 

 fecond before the anal, and placed midway between the ventral and 



