380 
SELACmi. 
Oxyrhina subbasalis (Kiprijanoff). 
1854. Otodus sulbascilis, V. Kiprijanoff, Bull. Soc. Imp. Kat. Moscou, 
pt. ii. p. 390, pi. iii. figs. 11-21. 
Type. Detached teeth. 
Teeth of moderate size, the largest attaining a total height of 
about 0*034, with a slender elevated crown ; coronal faces smooth, 
rarely with a few vertical wrinkles anteriorly; root short, the 
branches very divergent. Anterior teeth narrow, cuspidate; pos- 
tero-lateral teeth much compressed, though comparatively narrow, 
and often with a faint trace of the separation of a pair of lateral 
denticles. 
Form, Sf Log. Cenomanian : Governments of Kursk and Saratov, 
Russia. 
P.5783. Six teeth; Saratov. History unknown. 
Oxyrhina angustidens, Reuss. 
1845. Oxyrhina angustidens, A. E, Reuss, Verstein. bohrn. Kreideform. 
pt. i. p. 6, pi. iii. figs. 7-13. 
1845. Oxyrhina acuminata , A. E. Reuss, op. cit. pt. i. p. 7, pi. iii. 
figs. 17-19, pi. vii. fig. 20. 
1845. Oxyrhina heteromorpha , A. E. Reuss, op. cit. pt. i. p. 7, pi. iii. 
figs. 14-16. 
1846. Scoliodon priscus, A. E. Reuss, op. cit. pt. ii. p. 100, pi. xxiv. 
figs. 23, 24, pi. xlii. figs. 10-12. 
1856. Oxyrhina angustidens, C. E. Fischer, Allg. deutsehe Naturh. 
Zeit, n. s. vol. ii. p. 141, pi. ii. figs. 44, 45. 
1856. Oxyrhina heteromorpha , O. E. Fischer, tom. cit. p. 142, pi. ii. 
figs. 46-49. 
1875. Oxyrhina angustidens , H. B. Geinitz, Pakeontogr. vol. xx. pt. i. 
p. 293, pi. lxv. figs. 1-3; pt. ii. p. 207, pi. xxxviii. figs. 22-28. 
1878. Oxyrhina angustidens , A. Fritsch, Rept. u. Fische hohm. Kreide¬ 
form. p. 8, woodc. fig. 13. 
Type. Detached teeth. 
A very small species, the teeth with narrow crowns, not attaining 
a greater height than 0*012, and the branches of the root elongated 
in those near the symphysis. 
Form. Sf Log. Cenomanian and Turonian: Saxony and Bohemia. 
Turonian and Senonian : S. England. 
? •» CpU/>S<jrutt-tfa. 
28542 a. Four imperfect teeth ; Planerkalk, Teplitz, Bohemia. 
Purchased , 1853. 
