444 
SELACHII. 
S. A/cjj zaX. 
Galeocerdo latidens, Agassiz. 
'1843. Galeocerdo latidens, L. Agassiz, Poiss. Foss. vol. iii. p. 231, 
pi. xxvi. figs. 22, 23 (P figs. 20, 21). 
(?) 1849. Galeocerdo latidens, R. W. Gibbes, Journ. Acad. Nat. Sci. 
Philad. [2] vol. i. p. 192, pi. xxv. figs. 59^8^. = 
-1850. Galeocerdo latidens, F. Dixon, Foss. Sussex, p. 202, pi. xi. 
figs. 22, 23. 
^1883. Galeocerdo latidens, W. Dames, Sitzungsb. k. preuss. Akad. Wiss. 
pt. i. p. 142. ^ 
Type. Detached tooth ; Paris Museum. 
Teeth broad, mostly low-crowned, the largest measuring about 
0024 across the base. Anterior coronal margin only slightly 
arched, except near the apex ; apex above the posterior notch 
small, narrow ; margin below the posterior notch long, straight and 
much inclined ; root large. Serrations of the coronal margin very 
prominent. 
Form. Sf Loc. Bracklesham Beds : Sussex. Bruxellian Beds : 
Belgium { Winkler). Lower Tertiary : Birket-el-Q,urun, Egypt 
(Fames). Eocene: South Carolina (Gibbes). Miocene: Maryland 
( Gibbes) 1 . / A " / ^ - 
25677. Five teeth ; Bracklesham Beds, Bracklesham Bay, Sussex. 
Dixon Coll. 
P. 1209. Tooth ; Bracklesham. 
Egerton Coll. 
P. 2348. Three teeth ; Bracklesham. Enniskillen Coll. 
28080. Comparatively narrow high-crowned tooth, probably from 
the symphysis of the jaw of this species ; Bracklesham. 
Presented by F. E. Edwards, Esq., 1852. 
Galeocerdo aduncus, Agassiz. 
1842. Notidanus biserratus, G. von Munster, Beitr. Petrefakt, v. p. 66, 
pi. xv. fig. 9. 
1843. Galeocerdo aduncus, L. Agassiz, Poiss. Foss. vol. iii. p. 231, 
pi. xxvi. figs. 24-28. 
1844. Galeocerdo aduncus , P. M. Pedroni, Actes Soc. Linn. Bordeaux, 
vol. xiii. p. 283, pi. i. figs. 12, 13. 
1 Teeth probably not of this species are also recorded under the name of 
G. latidens from the Miocene of Herault (P. Gervais, Zool. et Pal. Francg 1852, 
pi. lxxiv. fig. 7), and from the Lower Miocene of Sternberg, Mecklenburg 
(T. C. Winkler, Archiv Yereins Fr. d. Naturgesch. Mecklenburg, vol. xxix. 
1875, p. 118, pi. ii. fig. 10.) 
