372 
BELAClIIl. 
Odontaspis complanata (Egcrloii). 
184o, Lamna cumplanata, SirP. Egerton, Quart. Journ.Geol. Soc. vol. i. 
p. 170, woodcut. 
184.5. Lamna siymoides, Sir P. Egerton, ihid. p. 170, woodcut. 
Type. Detached tooth ; British Museum. 
A species of moderate size, the crowns of the teeth much com- 
l)ressed, and none exhibiting a pronounced sigmoidal curvature ; 
outer coronal face considerably flattened, inner face smooth, and the 
edges extremely sharp ; a single pair of small lateral denticles. 
Form, Loc. Upper Cretaceous: Madras, India. Wait aki Beds : 
New Zealand. 
P. 595. Two lateral teeth, one being the tyj)o specimen ; Pondicherry, 
Madras. Egerton Coll. 
P. 5155. Anterior tooth, and fragment of crown, of the form named 
L. siymoides ; Pondicherry. Egerton Coll. 
P. 291. Similar dental crown ; Waitaki Scries, Takiroa, Waitaki, 
New Zealand. 
Transferred from Mas. Practical Geology, 1880. 
Odontaspis incurva (Davis). 
1888. Lamna inrurca,.!. W. Davis, Trans. Iloy. Dublin Soc. [2] vol. iv. 
p. 17, pi. iii. figs. 2-5. 
I >U)e. Detached teeth; Museums of Canterbury and Otago, Now 
Zealand. 
Teeth robust, the crown of those placed anteriorly sometimes 
attaining a height of 0-03.5, with a more or less marked sigmoidal 
curvature. Outer coronal face j.)rominently convex; inner face 
smooth ; cutting-edges obtn.se, almost or (juite disap])caring near tho 
base ; a single pair of lateral denticles, very minute. 
Form. 4- Lnc. Oamaru and Waipara Systems, and the Waireka 
Scries : Now Zealand. 
P. 271. Eour dental crowns ; Otatara scries, throe miles N. of 
Kakannui. Transferred from Mas. Practical Geology, 1880. 
P. 2307 a. Large dental crown, with base of minute lateral denticle ; 
Oamaru System, Tokomariri. By exchange, 1876. 
P. 2303 a. Abraded dental crown ; Otatara series, Trelissic, Can- 
terbury. py e,i.cJumge, 1876 
