126 CARBONIFEROUS LAMELLIBRANCHIATA. 



Modiola, Phillips, 1836. Geol. Yorks., part 2, p. 209. 



Cucull-Ea, Phillips, 1836. Ibid., p. 210. 



Aeca, de Koninch, 1842. Anim. foss. Belg., p. 111. 



Cypbicabdia, de Koninch, 1842. Ibid., p. 92. 



Cucull^a, Morris, 1843. Cat. Brit. Foss., p. 84. 



Pullastea, Portloch, 1843. Geol. Londonderry, p. 440. 



Auca, M'Coy, 1844. Synop. Carb. Foss. Ireland, p. 71. 



Clctjlljea, M'Coy, 1844. Ibid., p. 72. 



Bxssoaeca, M'Coy, 1844. Ibid., p. 72. 



Venebupis, M'Coy, 1844. Ibid., p. 67. 



Psammobia, M'Coy, 1844. Ibid., p. 53. 



Pullastea, M'Coy, 1844. Ibid., p. 54. 



Modiola, M'Coy, 1844. Ibid., p. 74. 



Lanistes, M'Coy, 1844. Ibid., p. 76. 



Aeca, de Yerneuil, 1845. Geol. Russie, vol. ii, p. 313. 



Mttilus, de Bychkolt, 1847. Melanges paleontol., part 1, p. 143, pi. viii, 



figs. 18, 19. 

 Byssoaeca, King, 1849. Monog. Perm. Foss., p. 171. 

 Aeca, Brown, 1849. Foss. Conch., p. 191. 

 Cucull^ia, Brown, 1849. Ibid., p. 193. 

 Aeca, de Koninch, 1851. Supplement Anim. Foss. Belg., p. 670. 



— d'Orb., 1851. Prodrome Pal., vol. i, p. 134. 

 Ctpeicaedia, d'Orb., 1851. Ibid., p. 130. 



Omalia, de Bychholt, 1853. Melanges Pal., pt. 4, p. 72. 



Maceodon, M'Coy, 1855. Brit. Palaeoz. Foss., p. 510. 



Aeca, Cox, 1857. Third Report Geol. Surv. Kentucky, p. 567. 



— Shumard and Sioallow, 1858. Trans. Acad. Sci. St. Louis, vol. i, p. 209. 



— d' Eichwald, 1860. Lethaea Ross., vol. i, pt. 1, p. 986. 



— Winchell, 1863. Proc. Acad. Nat. Sci. Phil., p. 15. 



Maceodon (Paeallelodon), Meeh and Worthen, 1866. Proc. Chicago Acad. Sci., 



p. 17. 



— Dawson, 1868. Acadian Geol., p. 302. 

 Aeca, Daioson, 1868. Ibid., p. 304. 



Maceodon (Paeallelodon in foot-note), Meeh and Worthen, 1870. Proc. Acad- 



Nat. Sci. Phil., p. 40. 



— — — 1873. Geol. Surv. 



Illinois, vol. v, p. 575. 

 Aeca, Young and Armstrong, 1874. Trans. Geol. Soc. Glasgow, vol. iv, p. 276. 

 Maceodon, Meeh, 1875. Geol. Surv. Ohio, vol. ii, pt. 2, p. 334. 

 Aeca, Armstrong and Young, 1876. Catal. West. Scot. Foss., p. 53. 



— Bomer, 1876. Letbsea Geogu., pi. xliv, fig. 12 a. 



— Bigsby, 1878. Thesaur. Devonico-Carb., pp. 298-9. 



— Koenen, 1879. Neues Jahrbuch fur Min., p. 336. 

 Caebonaeca, Barrois, 1882. Terr. Anc. Asturias, p. 337, pi. xvii, fig. 1. 

 Maceodon, Walcott, 1884. Monogr. U.S. Geol. Surv., vol. viii, p. 243. 

 Paeallelodon, de Koninch, 1885. Ann. Mus. d'Hist. Nat. Beige, vol. xi, p. 140. 

 Aeca, Etheridge, 1885. Brit. Foss., part i, Palseoz., p. 279. 



Modiola, Etheridge, 1885. Ibid., p. 285. 



