438 pRisTiD^i;. 



o. Stuffed, 12i feet long. 



6. Stuffed, 30 inches long. West Indies. 



c. Stuffed, 29 inches long. Mexico. 



d. Stuffed, 32 inches long. Calcutta. Presented by E. Blyth, Esq. 



e. Stuffed, 6| feet long. Capo of Good Hope. 

 f-h. Stuffed, 28 inches long. 



V, k, I, m-n. Foetus. From the Collection of Dr. van Lidth do 



Jcude. 

 0. Saws of various adult and half-grown examples, the longest being 



4 feet long. 



3. Pristis antiquoruni. 



? Squalus pristis, L. Syst. Nat. i. p. 401. 



Vivt'lle, iJuham. Pcsch. ii. pi. 25. tigs. 3-5. 



Pristis antiquonim, Latham, Trans. Linn. Soc. 1794, ii. p. 277, pi. 20. 



fig. 1 ; Mail. ^ Hc7ile, p. 105, pi. 60 (mouth) ; Dumeril, Elasmuhr. 



p. 473. 



serra, Bl. Sclin. tab. 70. 



granulosa, Bl. Sc/ui. p. 351. 



canaliculata, Bl. Schn. p. 351. 



Pristibatis antiquoruni, Bluinv. Faun. Fr. p. 50. 



Origin of the dorsal fin opposite to that of the %entrals. From 

 lG to 20 pairs of rostral teeth, nearly equidistant, stout, and provided 

 with a cutting anterior edge. Caudal fin without lower lobe. 



Mediterranean and Atlantic. 



«. Numerous saws from individuals of different ages, the longest 

 bciug 5 feet long *. 



4. Pristis zysron. 



Pristis zysron, Bleek. Verh. Bat. Gen. xxiv. Flaf/. p. 55 (not Nat. 



Tyil. Ned. Ind. 1852). 

 diibixis, Blcck. I. c. p. 56, or Nat. Tyds. Ned. Ind. v. p. 459 ; 



DtdHe'ril, Elafinuhr. p. 478. 



Origin of the dorsal fin above the middle of the root of the vcii- 

 trals. From 2G to 32 pairs of rostral teeth t; the anterior are 

 placed close together, the distance between them not being more 

 than twice the base of a tooth. The three hindmost ti.tth are 

 thrice as remote from one another as the anterior. The second 

 dorsal fin is not smaller than the first, and its jiosterior lobe extends 

 nearly to the root of the caudal. Ko lower caudal lobe. 



East Indies. 



a. Stuffed, 40 inches long. Ceylon. From Dr. Kelaart's Collection. 



b. Stuffed, 40 inches long. Amboyna. Purchased of Hr. Frank. 



c. Thirty-four inches long. Amboyna, From Dr. lileeker's Col- 



lection. 



* Tt must be remarked lliat tlic ilotcmiination of isolated rostra is not always 

 certain ; there is no possibility of distinguisliing those of P. aiitiquvrtnn from 

 those of 1'. ptrrolti'ii. 



+ As in almost every other ppecies of tin's genus, the size and length of these 

 tectii is variable ; they are souiet imes as sniiiU as in the " Diicrodon " form of I'. 

 pcrroitcti, and scmetimcs as long as in the " mcf/cdvdov " {oim oi' P.pcctinatus. 



