PBISTIB^. 
75 
The following extinct species have also been determined, but are 
not represented in the Collection. Except when otherwise stated, 
they are founded upon rostral teeth : — 
Pristis aeutidens, L. Agassiz, Poiss. Foss. vol. iii. p. 382 ** (name 
only) ; Bagshot Sands. 
Pristis agassizi, R. W. Gibbes, Joum. Acad. Nat. Sci. Philad. [2] 
vol. i. (1847), p. 11, pi. i. figs. 6, 7. — ^Eocene; South 
Carolina. 
Pristis angustior, J. Probst, Wiirtt. Jahresh. vol. xxxiii. 
(1877), p. 82, pi. i. figs. 19, 20 ; C. Hasse, Natiirl. Syst. 
Elasm., Besond. Theil, p. 125. (Mouth-teeth and 
vertebrae.) Molasse ; Baltringen, 'Wurtemberg. 
Pristis aquiianieus, E. Delfortrie, Actes Soc. Linn. Bordeaux, 
vol. xxviii. (1871), p. 216, pi. x. figs. 30-32. IT. Miocene ; 
Lcognan, Gironde. 
Pristis bassani, A. de Zigno, Mem. E. Istit. Veneto, vol. xxi. 
(1879), p. 783, pL xv. figs. 13-15. — Eocene; Italy. 
Pristis eurvidens, 3. Leidy, Proc. Acad. Nat. Sci. Philad. 1855, 
p. 414. Green Sand ; New Jersey. 
Pristis ensidens, J. Leidy, Proc. Acad. Nat. Sci. Philad. 1855, 
p. 414 ; Joum. Acad. Nat. Sci. Pldlad. [2] vol. viii. 
(1877), p. 252, pi. xxxiv. figs. 31, 32. — Phosphate Beds ; 
S. Carolina. 
Pristis laihami, H. Galeotti, Mem. Cour. Acad. Eoy. Bruxelles, 
vol. xii. (1837), no. 3, p. 45, pi. ii. (Portions of snout.) 
Middle Eocene ; Melsbroek, Belgium. 
Pristis parisiensis, P. Gervais, Zool. et Pal. fran^. pt. v. (Poiss. 
Foss.), 1852, p. 4, pi. Ixviii. figs. 3-7, and op. cit. 2nd edit. 
(1859), p. 519, pi. Ixviii. figs. 3-7. — M. Eocene ; Soissons 
and Magny. 
Pristis pristinus, J. Probst, Wiirtt. Jabresh. vol. xxxiii. (1877), 
p. 81, pi. i. figs. 17, 18 ; C. Hasse, Natiirl. Syst. Elasm., 
Besond. Theil, p.l25. (Vertebrae.) Molasse ; Baltringen. 
Eostral teeth from the Miocene of Herault, France, have been 
described, without specific name, by P. Gervais, Zool. et Pal. gen. 
(1867-69), p. 240, woodcut, p. 237, pi. xlvii. fig. 2. Vertcbr® 
from the German Molasse are also made known by C. Hasse, Natiirl. 
Syst. Elasm., Besond. Theil, p. 125, pi. xvi. figs. 64-67. The sup- 
posed vertebra from the Chalk Marl of Saxony (C. Hasse, op. cit. 
p. 124, pi. xvi. figs. 61-63) is probably referable to Ptychodus. 
Short and broad rostral teeth from the Eocene of Egypt are 
assigned to a distinct genus and species, rLmhlgpristis cheops. Dames, 
SB. Ges. naturf. Freunde Berlin, June 19, 1888. 
