234 FOSSIL SIPHONODENTALIID^. 



Genus ENTALINA Monterosato. 



See p. 131. This genus first appears at the base of the Ceno- 

 raanien, continuing to the present time. 



E. CURVA (Gardner), 1878. 



Siphonodentalium curvum Gardner, 1878. Quart. Jnl. Geol. 

 Soc. London, Vol. 34, p. 63, pi. iii, figs. 45-47. 



Cretaceous, Gault at Folkestone, England. 



This may be serpulid and allied to Hamulus. 



E. GARDNERi Sharp & Pilsbry, 1S98. New name for S. affine 

 Gardner, 1878, not Sars, 1864. 



Siphonodentalium affine Gardner, Quart. Journ. Geol. Soc. 

 London, Vol. 34, p. 62, 63, pi. iii, figs. 41-44. 



Cretaceous, Gault at Folkestone, England. 



E. TETRAGONA (Brocchi), 1814. 



Dentalnim tetragonum Brocc, Conch. Foss. Subapp., ii, p. 627, 

 pi. 15, f. 26. — Entalina tetragona Monterosato, and of Sacco, 

 Moll. Terr. Terz. Piem. e Liguria, xxii, p. 114, pi. 10, f. 47-55, 

 with var. paucistriata Sacc. 



Dentalium karreri R Homes, 



Miocene, Northern Italy and Vienna Basin. 



Genus SIPHONODENTALIUM M. Sars. 



S. DiLATATUM (Cossmann), 1888. 



Pulsellum dilatatum CossM., Ann. Soc. Roy. Malac. Belg., xxiii, 



p. ll,pl. l,f. 21. 



Parisian Eocene, near Soissons. 



S. HYALiNUM Brugnone. Misc. Malac, pt. 2, p. 21, f. 32 (1876). 



Pliocene, Ficarazzi, Italy. 

 Referred by Jeffreys to Cadulus olivi, but probably incorrectly. 

 See p. 171. 



S. MicROCERAS Bttg. Meyer, Bericht. Senck. Naturforsch Ges., 

 1882, 1883, p. 259 ;^no description). 



Oligocene of Germany, Joachimsthal, Offenbach. 



