V 
394 
SELACHII. 
coronal face slightly convex or flat, often with few indefinite vertical 
folds in the basal half; inner coronal face markedly convex, smooth ; 
cutting-edges prominent; a single pair of lateral denticles, broad 
but pointed. Anterior teeth narrow and upright; lateral teeth 
much inclined backwards, the anterior edge being much more arcuate 
and longer than the posterior. 7s / Qlcfo 
Form. Sf Log. Albian—Senonian: S. England; Cenomanian : 
Belgium, Bavaria, and Russia. Cenomanian and Turonian : Saxony, 
/ a ° . 
Upper Silesia, and Bohemia. (?) Danian : Holland. Upper Creta- 
ceous : Galicia, Hew Jersey, and N. Queensland 1 ; 
OS'*** ScA^c 
35885, 36114, 36319, 36320, 36905. Seven teeth, including one 
very robust example, 0*04 in total height; Gault, Folke¬ 
stone. Purchased , 1861, 1862. 
36331. Tooth; Gault, Folkestone. Daniels Coll. 
47218 a, P. 9. Fifteen teeth ; Gault, Folkestone. Gardner Coll. 
P. 253-4. Three teeth ; Gault, Folkestone. 
Presented by J. Wood-Mason, Esq., 1880. 
P. 2382. Anterior tooth figured by Agassiz, tom. cit. pi. xxxii. fig. 7; 
Gault, Folkestone. Enniskillen Coll. 
28108. Seventeen teeth; Cambridge Greensand, Cambridge. 
Presented by James Carter, Esq., 1852. 
35127, 35129, 35160. Thirty-four teeth; Cambridge Greensand. 
Purchased, 1859. 
41914. Nine teeth; Cambridge Greensand. Purchased, 1870. 
P. 5791. Three teeth ; Cambridge Greensand. 
40501. Lateral tooth; Upper Greensand, Charmouth, Dorset. 
Purchased, 1867. 
47957. Tooth; Upper Greensand, Warminster. 
Presented by the Eon. Robert Marsham, 1877. 
P. 5793. Six imperfect teeth, and one with a remarkably broad 
triangular compressed crown ; Warminster. 
P. 5909. One perfect and one imperfect tooth; Greensand, Tournai, 
Belgium. Purchased. 
P. 1283. Seven teeth, more or less imperfect; Tournai. 
Egerton Coll. 
1 This species is also recorded from the "W hite Chalk of Manganischlak (E. 
von Eichwald, Geogn.-palseont. Bemerk. Halbinsel Manganischlak, 1871, p. 65). 
