28 BULLETIN OF HIE 



Petref. Suec, p. 37, 1827. —Gray, Ann. Phil., XXVI (N. Ser. X), p. 244, 

 1825. — Menke, Syn. Ed. II, p. 96, 1830. — Philippi, Moll. Sicil.,p. 100, 

 1836.* — Grateloup, Cat. Zool., p. 55, 1838.*— Morris, Cat. Brit, foss., 

 p. 121, 1843. — Loven, Index Moll. Scand., p. 29, 1846. — King, Ann. Nat. 

 Hist., XVIII, p. 28, 1846. Ibid., Perm. Foss., p. 84, 1850.— Sowerby, 

 Thes. I, p. 366, 1 847. — Jay, Cat. Shells, Ed. IV, p. 94, 1 850. — Davidson, 

 Int. Class, Brach., p. 122, 1853. — Forbes and Hanley, Brit. Moll., II, p. 

 365, 1853. — Owen, Anat. Invert., p. 503, 1855. — Clark, Brit. Test. 

 Moll., p. 27, 1855. — Davidson, Mem. Soc. Lin. Norm., X, pp. 24, 226, 

 1856. — Gosse, Mar. Zool., II, p. 30, 1856. — H. and A. Adams, Gen. Rec. 

 Moll., II, p. 583, 1858. — Bronn, Klass. Ordn. Thierr., Ill, 1st Abth. p. 

 302, 1862. — Chenu, Man. de Conchyl., p. 230, 1862.— Davidson, Mon. 

 Sil. Brach., p. 78, 1866. —Jeffreys, Brit. Conch., II, p. 24, 1863 ; V, p. 

 165, 1869 (Retz. non Piiilippson, as asserted by Jeffreys). — Hall, Pal. 

 New York, IV, p. 26, 1870. 

 = Crank Lamarck, Phil. Zool., Ed. 1830, p. 317 ; Ed. I, 1809* 

 >- Crania Lamarck, Prodr., p. 83, 1799.* — Megerle v. Muhlfeldt, Entw. 

 Syst. Schaalh., 1811* (fide Schum.). — Lamarck, Hist. An. s. Vert., l m 

 Ed. VI, p. 237, 1819. —Ferussac, Tabl. Syst., p. xxxviii, 1821. — Gray, 

 Lond. Med. Repos., 1821 * (fide Herrm.). — Blainville, Man. Mai., p. 

 515, 1825. —Rang, Man. Moll., p. 262, 1829. — Deshayes, Enc". Me'th. 

 Vers, II, C, p. 15, p. 553, Tab. ace'ph., 1830. — Lamarck, Hist. An. s. 

 Vert., 2 de Ed. VII, p. 297, 1836. — Thomas Brown, Conch. Textb., Ed. 

 V, p. 108, 1839. — Macgillivray, Ibid., Ed. IX, p. 123, n. d. — Thorpe, 

 Brit. Mar. Conch., p. 125, 1844. — Cuvier, Regne An. Moll. Ed. Deshayes, 

 p. 251, 1845. — Quexstedt, Handb. Petref., p. 494, 1852. — Woodward, 

 Man., p. 236, 1854. 

 >■ -< Crania Schumacher, Essai, p. 37, 1817. 



:=- Crania a, Schumacher, Essai, p. 101, 1817. 

 Not Crania /3, Schumacher, Essai, p. 102, 1817. = Discina. 

 Not Crania Gould, Moll. P. S. Expl. Expcd., p. 465, 1852. = Discina, sp. 



= Craniolites Schlotheim, Petref., p. 247, 1820. 



= Cranicella Rafinesque, Analys. Nat., p. 148, 1815. 



= Orbicula Cuvier, Tabl. Ele'm. Hist. Nat. p. 435, 1798 ; and Regne An., l"« 

 Ed., p. 504, 1817. Regno, An. Moll., Ed. Deshayes, p. 250, 1S45. — La- 

 marck, Hist. An. s. Vert. I, VI, p. 242,1819. 

 >- -< Orbicula Lamarck, Hist. An. s. Vert., Ed. II, VII, p. 313, 1836. 



>- Orbicula Lamarck, Prodr., 1799.* — Bosc, Hist. Nat. Coq., II, p. 243, 1801. 



— Lamarck, Syst. An. s. Vert., p. 140, 1801. — Cuvier, An. Mus., I; 

 Me'm. sur laLingule, p. 9, 1802. — Schumacher, Essai, pp. 55, 176, 1817. 



— Deshayes, Enc. Me'th. Vers., Ill, p. 668, 1832 (not tabl. 2, p. 553, 1830). 

 = Orbicula sp. Eichwald, Sil. Schicht. Syst., p. 169, 1840; Urwelt, Russl., 



I, p. 98, 1840; II, p. 75, 1842. 

 — Orbiculoidea sp. Ryckuolt, Melanges Pal., pi. iv, fig. 3* (fide Davidson, 

 Intr., p. 128). 



