FISHES. CARTILAGINEI. 37. Squalus. 113 



eyes large, placed near the corners of the month: teeth in 3 rows, 

 sharp, compressed, not ferrate : first dorfal-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. mlh the anal-fin, but no temporal orifices. 



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

 snout conic, pointed : upper-lobe of the tail 3 times 

 as long as the lower. 



Blue Shark. Shaw Zool. v. t. 151. Bloch t. 86. 



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

 ish ; iris yellowish-white : mouth wide, placed far beneath : teeth 

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

 tail : first dorfal-Jin 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. Cornubicus. Deep blue, beneath white: body 

 thick, round, depressed and angular towards the tail : 

 snout conic* prominent : lobes of the tail nearly 

 equal. 



Probeagle Shark. Borl. Cornw. t. 26. Linn. Trans. 3. p. 80. t. 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-bafe both sid<?s : Jins bluish be- 

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

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

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

 longer, with a raifed ridge each side the body near it, and a lunate 

 hollow just above it with the points turning dowmvards. 



2. Beaumaris Shark. Br. Zool. \\\.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. Maximus. Deep lead-colour r 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-Jin very fmall : tail lunate, the upper horn 

 much longer than the lower. 



149. Sq. Carcharias. Pale-gFey 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 : 

 body 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 : eyes oblong, greenish, half 

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

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

 triangular and fomewhat falcate: first dorsal-Jin 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 



