ODOSTOMIA COXOIDEA. 599 



ririni.^ ODOSTOMIA, Flcmino-, 1828. 



Odostomia conoidea (Brocclii). I*]ate L, fig. '■*'■). 



1814. Ttirbo conoidea, Brocchi, Conch, foss. subap., vol. ii, p. 660, pi. xvi, fiir. 2. 



1835—44. Anricula conoidea, Philippi, Enum. Moll. Sio., vol. i, p. 143, 1836 ; vol. ii, p. IIK, 1.S14. 



1842. Odostomia plicata, S. V. Wood, Ami. Mag. Na(. Hist. | 1 |. vol. i.\, p. 536, 1842; Mon. Crag 



Moll., pt. i, p. 85, pi. ix, fig. 3«, 1848 ; 0. cmwidea, 1st Suppl., pi. i, p. 63, 1872. 

 1843—81. Torimfelhi conoidea, Nyst, Coq. fos;^. Belg., p. 428, pi. xxxvii, fig. 27, 1843 ; 0. conoidea. 



Conch. Terr. tert. Belg., p. 71, pi. vi, fig. 2, 1881. 

 1846. TurhoneUa plirafa, Lovon, K Svenslc. Vet.-Akad. Forh , vol. iii, p. 91. 

 1848—84. Odostomia conoidea, Jeffreys, Ann. Mag. Nat. Hist. [2J, vol. ii,p. 340, 1848 ; Brit. Conch., 



vol. iv, p. 127, 1867; vol. v, p. 211, pi. Ixxiii, fig. 6, 1869 ; in Prestwich, Quart. Journ. Geol. Soc, 



vol. xxvii, pp. 144, 490, 1871 ; Proc. Zool. Soc. London, p. 347, 1884. 

 1853. Odostomia conoidea, Forbes and Hanley, Brit. Moll., vol. iii, p. 260, pi. xcv, fig. 6. 

 1859. Odostomia conoidea, G. B. Sowerby, 111. Ind. Brit. Shells, pi. xvii, fig. 8. 

 1870 — 92. Odostomia conoidea, A. Bell, Journ. de Conch., vol. xviii, p. 349, no. 324, 1870 ; Rep, 



Yorks. Phil. Soc, p. 63, 1892. 

 1872. Odostomia conoidea, A. and R. Bell, Proc. Geol. Assoc, vol. ii, pp. 203, 209, 213. 

 1873 — 76. Odostomia conoidea, Seguenza, Boll. R. Com. Geol. Ital , vol. iv, p. 352, no. 275, 1873 ; 



vol. V, p. 282, no. Ill, 1874 ; vol. vii, p. 94, no. 574, 1876. 

 1874 — 92. Odostomia conoidea, Van den Broeck, Ann. Soc. malac. Belg., vol. ix, pp. 120, 135, 272, 



1874; Bull Soc. Beige Geol., vol. vi (MJuioires), pp. 122, 133, 1892. 

 1878. Odostomia conoidea, Sars, Moll. Reg. Arct. Norv., p. 360. 



1882. Odontostomia conoidea. Von Koenen, Gastr. Norddeutsch. Mioc, pi. ii, p. 245, no. 156. 



1883. Odostomia conoidea, Bucquoy, Dautzenberg et Dollfus, Moll. mar. Rouss., vol. i, p. 159, pi. xxi, 

 figs. 1- 3. 



1890—1904. Odostomia conoidea, Sacco, Boll. Soc. Geol. Ital., vol. ix, p. 186, no. 2025, 1890 ; Mull. 



Terr. Terz. Piem., pt. xxx, p. 108, pi. xxiv, figs, 7, 8, 1904. 

 1892. PtycJtostomon conoideiim, Locard, Coq. mar. Cotes de France, p. 149, fig. 129. 

 1901. Odontostoma conoidea, Br^gger, Norges geol. Unders0gelse, no. 31, p. 661, pi. xix, fig. 24. 

 1903. Odostomia conoidea, Johnson, Geol. Mag. [4], vol. x, p. 26. 

 1905. Ptychostomon conoideiim, Kobelt, Icon, schalcntrag. europ. Meeresconch., vol. iii, p. 78, pi. Ixvi, 



figs. 12, 15. 

 1912. Odostomia conoidea, Tesch, Med. v. d. Rijks. v. Delfstoffen, No. 4, p. 74, no. 175. 

 1914. Odostomia conoideum, CeruUi-Irelli, Palaeont. Ita'., vol. xx, p. 252, pi. xxii, figs. 14 — 19, 



figs. 22, 25. 



Specific Characters. — Shell of fair size, solid, opaque and polished, obloiigo- 

 conical ; whorls 8, nearly fiat, gradually enlarging, the last obtusely angulate, about 

 half the total length ; spire regularly tapering ; suture narrow, slightly channelled ; 

 mouth short, oval, contracted above, somewhat expanded ; outer lip gently curved, 

 inflected just below tlie periphery, grooved inside, usually in the direction of the 

 spire ; inner lip adhering to the pillar above the tooth, reflected and curved below 

 it; tooth strong, prominent and conspicuous; umbilicus small but deep. 



Dimensions. — L. 5 — 7 mm. B. 2-5 — 3 mm. 



