234 



alternatus 



alternatus Ammonites, M. Simpson, Mon. Amm. 1843, 43. 



alternata Anthrax, T. Say, J. Acad. Nat. Sci. Philad. III. May 1823, 45. 



alternatus Anthribus, T. Say, J. Acad. Nat. Sci. Philad. V. Nov. 1826, 250. 



alternata Apis, W. Kirby, Mon. Apum Angl. II. 1802, 182. 



alternata Arca (Sow.), S. Hanley, 111. Cat. BivalveShells{3)^jr/r. 1843, 156. — Byssoarca. 



alternata Asterias, T. Say, J. Acad. Nat. Sci. Philad. V. Dec. 1825, 144. [Meleagrina. 



alternata Avicula (M'Coy), A. d^Orhigny, Prodr. Paleont. I. 1849 [Jan, 1850], 135. — 



alternata Baetes, T. Say in Keating, Exp. Peter River, II. 1824, 304 ; & ed. Lond. 1825, 



(App.) 44. [N. Amer. 1840, 25 



alternatus Bulimus, T. Say, Dissem. Useful Knowledge, Dec. 1830, p. — ; Descr. Shells 



alternata Bylliodes, D. Ziegler, Proc. Acad. Nat. Sci. Philad. II (10) Aug. 1845, 271. 



alternatus Byrrhus, T. Say, J. Acad. Nat. Sci. Philad. V. Dec. 1825, 186. 



alternata Byssoarca, G. B. Sowerby, I., Proc. Zool. Soc. London, I (1-3) May 1833, 17. 



alternata Caelioxys, T. Say, Boston Journ. N. H. I (4) 1837, 401. 



alternata Cancellaria, T. A. Conmd, J. Acad. Nat. Sci. Philad, Yll.posiSept. 1834, 155. 



alternatum Cardium, G. B, Sowerby, IL, Proc, Zool. Soc, London, VIII (92) May 1841, 



altematum Catdium, A, d'Orbigny, Pal, Franc., Cret. III (Lam.) 1844, 30. [108. 



alternatum Cardium, J. De C. Sowerby in F. Dixon, Geol. Sussex, 1850, 168. 



alternatus Chiton, G. B. Sowerby,<I., Mag. Nat. Hist., n. s., IV, June 1840, 288. 



alternatus Conus, H, F. Link, Beschr. Nat. Samml. Univ. Rostock (3) 1807, loi, 



alternatus Coreus, T. Say, J. Acad. Nat. Sci. Philad. IV. Mar. 1825, 317. 



alternata Corixa, T. Say, J. Acad. Nat. Sci. Philad. IV. Ap. 1825, 329. 



alternata Cytherea, W. J. Broderip, Proc. Zool, Soc, London, III (27) June 1835, 45. 



alternatum Dentalium, I. Lea, Contrib, to Geol. 1833, 34, 



alternata Dimorphastrea, A. d'Orbigny, Rev. et Mag. de Zool. (2) II. May 1850, 177. 



alternata Dorcaschema (Say), S. S. Haldeman, Tr, Amer. Phil. Soc, n. s., X (i) 1847, 



54. — Saperda. 



alternata Eyryomphala (Say), H. Beck, Index MoU. Mus, Ch, Fred. (i) 1837, 8.— Helix. 



alternata Fissurella, T. Say, J. Acad. Nat. Sci. Philad. II. June 1822, 224. 



alternata Fissurella, L. Reeve (ex Gould MS), Conch. Icon. VI. — Fissurella, no. 84, June 



alternatus Fusus, R. A. Philippi, Abb. Conch, II (7) 1847, 192. [1850. 



alternata Haltica, K. Illiger, Mag, f, Insektenk. (Illiger) VI. 1807, 144. ^ 



alternatus Hamites, G. A, Mantell, Foss. South Downs, May 1822, 122, 



alternata Helix, T, Say, Nicholson's Brit, Ency, Arts Sci, (1,2 & 3 Amer. eds, 1816, 



1818, 1819) IV. p. —. [1821,44- 



alternata Helix (Helicella), Say, A, E, Ferussac, H. N. g. et p. Moll., Tabl. Limacons, 



alternatus Hister, T. Say, J. Acad. Nat. Sci. Philad. V. July 1825, 46, 



alternata Homaloplia, H. C. Kuester, Kafer Europa's, XVIII. 1849, 43. 



alternata Homalota, W. F, Erichson, Gen, Spec, Staph. (i) 1839, 119. 



alternatus Hypsonotus, T. Say, Descr. N. Amer. Curcul. , July [831, 10. [103. 



alternata Leiodes, F. E, Melsheimer, Proc, Acad. Nat, Sci. Philad. II (5) Oct. 1844, 



alternata Lema, T. Lacordaire, Mem. Soc. R. Sci. Liege, III (2) Nov. 1845, 473. 



alternata Leptaena (Emm.), E. de Verneuil in Murchison, V, & K,, Geol, Russia, II. 



Aug. 1845, 225. — Strophomena. 



alternata Lima, F. M'Coy in Griffith, Syn, Carb, Lst, foss, Ireland, 1844, 87. [i77?<- 



alternata Macaria (D. & S.), J. F. Stephens, Nom. Brit. Ins,, Aug. 1829, 45. — Geometra, 



alternata Meleagrina, F. M'Coy in Griffith, Syn. Carb. Lst, foss. Ireland, 1844, 79. 



alternatus Millericrinus, A. d'Orbigny, H. N. Crinoides (2) Nov, 1840, 56. 



alternata Modiola (Orb,), H. G, Bronn, Index Pal, 1848, 734. — Mytilus. 



alternatus Monohammus, F. W, Hope, Ann, Mag. Nat. Hist, XI (67) Jan, 1843, 64. 



alternata Murex, I, Lea, Contrib, to Geol. 1833, '57- 



alternatus Mytilus, A. d'Orbigny, Pal. Fran^,, Cret. III (Lam.) 1844, 284. 



alternata Nerita, F. Schlueter, Kurzg. syst. Verz. Conch. 1838, 15 [n.n.]. 



alternata Nomada (Kirby), K. Illiger, Mag. f. Insektenk. (Illiger) V. 1806, 89. — Apis. 



alternata Obelia, H. Michelin, Icon. Zoophyt, (24-27) 1847, 321. 



alternatus Onthophilus (Say), W. F. Erichson, Jahrb. Insectenk. I. 1834, 206. — Hister. 



alternatum Opatrum, H. C. Kuester, Kafer Europa's, XVI. 1849, 39. 



alternata Orthis, J. De C. Sowerby in R. I. Murchison, Silurian System, Jan. 1839, ^3^* 



