274 INDEX TO THE GENERA AND 



ORBICULINA numismalis, Lam. Ehrenberg, Abhandl. k. Ak. Wiss. Berlin, 

 1838, 143, iii, i. [= O. adunca and var. orbiculus (F. & M.).] 



Reeve, Conch, system, n, 1842, 289, ccxcvii, 2. 



Beudant, G^ologie, ed. 8, 1858, 117, fig. 106 ; later eds. 



same fig. 



P., J. & B. [D'O., Modules, 20], Ann. Mag. Nat. Hist. 



[3], XVI, 1865, 22, i, 21. [= O. adunca, F. & M.] 

 [nummismalis, d'Orb.]. Zittel, Handbuch Palaeont. Abth. i, 1876, 79, 



fig. 133. 

 Basset, Ann. Soc. Sci. Charente-Inf. 1884 (1885), 164, 



Quenstedt, Handbuch Petref. ed. 3, Abth. 5 (1885), 



1057, Ixxxvi, 47. 

 rotella, d'Orbigny. Foram. Fossiles Vienne, 1846, 142, vii, 13 and 14. 



[v. Alceolina.'] 

 Bronn, Lethaea Geognostica, ed. 3, iii, 1853-56, 199, 



xxxv^, 3a, h. 



Pictet, Traits de Paleont. 2 ed. iv, 1857, 506, cix, 26. 



uncinata, Lamarck. Hist. Anim. s. Vert, vii, 1822, p. 609, No. 3. \^= 0. 

 adunca (F. & M.).] 



Crouch, Introd. Lamarck, 1827, 40, xx, 10. 



Brown, Conch. Text-book, 1839, 62, x. 19. 



Brown, Elem. Foss. Conch. 1843, 24, ii, 31. 



universa, d'Orb. Reeve, Conch, system. 11, 1842, 288, ccxcvii, 1. 

 [Misprint for Orhulina.'] 



- Pliilippi, Neues Jahrb. 1843, p. 569. [Misprint for Or- 



hulina.'] 

 n. sp. Williamson, Trans. Micros. Soc. London, iii, 1852, 117, xviii, 11- 



14. [Williamson described this form from Tonga, without, however, 



giving it a specific name. Carpenter, in Challenger Report, Orbitolites, 



1883, p. 29, quotes it as " Orbicullna tonga, Williamson," and refers it to 



Orbitolites complanata. Lam.] 



Carpenter, Ency. Brit. 9th ed. ix, 1879, Foramiuifera, 374, 1, 6-8. 



Butschli, in Bronn, Klassen, etc. Thier-Reichs, 1880, 192, vi, 2, A-E. 



Carpenter, Journ. Quekett Microsc. Club, [2], 11, 1885, 95, fig. 7. 



[Structural.] 



see Nautilus. 



ORBICULITES lenticulata (Lam.). Defrance, Diet. Sci. Nat., Atlas, Zooph. 



1816-30, li, 5 ; and Blainville, Actinol. 1834, Ixxii, 2. [v. Orbitolites.'] 

 ORBIGNYNA, v. Hagenow. Neues Jahrbuch, 1842, p. 573. 



ovata, V. Hagenow. Neues Jahrbuch, 1842, 573, ix, 26. [v. also Lituola ; 



Haplophragmium.] 

 Reuss, in Geinitz, Grundr. Verstein. 1845-46, 665, xxiv, 



32. 



Bronn, Lethaea Geognostica, ed. 3, 11, 1851-52, 84, 



xxix^, 11. 

 OBBIS foliaceus, Philippi. Enum. Mollusc. Siciliae, 11, 1844, 147, xxiv, 25, 



[error for 26]. [v. Cornuspira and Spirillina.] 

 infimus, Strickland. Quart. Journ. Geol. Soc. 11, 1846, .30, fig. a. [v. 



A mmodiscus and Cornuspira.] 



Lea. A genus of Gasteropoda. 



ORBITOIDES, d'Orbigny, 1847. Prodrome de Paleont. 11, 1850, 334. 



alpina, d'Orb., 1847. D'Orbigny, Prodrome de Pale'ont. 11, 1850, 406, 



No. 1297. 

 (Discocyclina) applanata, GUmbel. Abb. m.-ph. CI. k.-bayer. Ak. 



Wiss. X, 1868 (1870), 700, iii, 17, 18, 35-37. 

 Hantken, A magy. kir. foldt. int. ^vkonyve, iv, 1875 (1876), 



71, xi, 2 ; and Mitth. a. d. Jahrb. k. ungar. geol. Anstalt, iv, 1875 (1881), 



p. 82, same pi. and fig. 



