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fragilis, M. & H. (TRIGONELLITES), Proc. Acad. 1816, 421. 

 Golkvilliensisj Sharpe (TRIGONELLITES), Foss. Moll, of Chalk, 



56, 24, 5. 



Icenicus, Sharpe (TRIGONELLITES), ibid. 57, 24, 7. 

 imignis, Hebert (TRIGONELLITES), M. G. S. F. 2d s. vol. iv, 



367, 28, 6. 

 leptophyllus, Sharpe (TRIGONELLITES), Foss. Moll, of Chalk, 



55, 24, 1. 



obtusus, Heb. (TRIGONELLITES), M. G. S. F. 2d s. vol. iv, 367, 28, 7. 

 peramplvs, Sharpe (TRIGONELLITES), Foss. Moll, of Chalk, 58, 24, 10. 

 Portlockii, Sharpe (TRIGONELLITES), ibid. 56, 24, 2-4. 

 rugosus, Sharpe (TRIGONELLITES), ibid. 57, 24, 8. 



BACULINA, d'Orb. 1847. 

 Rouyana, d'Orb. Prod. 66. Fr. N. 



BACULITES, Lam. 1799. 



anceps, Lam. An. Sans. Vert. vol. vii, 648. E., F., G., Sweden, 



Chili, India, N. Jersey, Del., Ala., Miss., Tenn. C. 



annulatus, Con. Proc. Phil. Acad. vol. vii, 265. Texas. C. 



asper, Morton, Synopsis Cret. 48, 1, 12-13. Ala. C. 



asperoides, Meek & Hayden, 1860, Proc. Acad. 421. Neb. C. 



baculoides, Mant. Geol. Suss. 123, 23, 6, 7. E., F., G., Sw. C. 

 carinatus, Morton (anceps), Syn. 44, 13, 1. 

 columna, Morton (HAMITES), Syn. 44, 19, 8. 

 compressus, Say, 1821, Am. Jour. Sci. vol. ii, p. 41. N. J., 



Del., Ala., Miss., Tenn., Nebraska. C. 



cylindracea, Defr. (HAMITES), Diet. Sc. Nat. p. 160, t. 4. 

 dissimiliSj Desm. (anceps), Jour, de Phys. p. 48, pi. 85, pi. 2, 



f. 4-6. 



Faujasii, Haan, Mon. Am. et Goniat, p. 155. E., G., Sw., Fr. M., C. 

 gigas, Rouss. Voy. dans Russ. Mer. vol. ii, 784, 12, 3. Crimea. C. 

 gracilis, Shumard, Trans. St. Louis Acad. 1860, 596. Texas. C. 

 grandis, H. & M. Mem. Am. Acad. Boston, vol. v, 402, pi. 6, 



7, and 8. Nebraska. C. 



incurvatus, Dujard, N. G. S. F. vol. ii, 232, 118, 1-3. Fr. C. 

 labyrinthicus, Morton, Synopsis, 44, 13, 10. Ala. C. 



Lyelli, d'Orb. Voy. Astrolabe et Zele"e, pi. 4, f. 3-7. Chili. C. 

 magnum, Woodw. Geol. Norf. p. 49. E. C. 



