GENERAL BIBLIOGRAPHY. 



8oi 



Mexico and Central America. 



1890 Felix, J., and Lenke, H. Ueber- 

 sicht ueber die geolog. Verhaltnisse 

 des Mex. Staates, Pueblo. Paleonto- 

 graphica Z7, PP. 117-139, plates. [Ju- 

 rassic, Comanchic, Tertiary.] Ver- 

 steinerungen aus der Mex. Jura and 

 Kreide [Comanchic] formations, pp. 

 140-199, plates. 



1890, 1 89 1 and Beitrage zur 



geologic and paleontologie der Repub- 

 lik Mexico, part i, Leipzig, 1890; 

 part 3, Stuttgart, 1891. Abstract: 

 Am. Geol. 10: 120-121. [Jurassic, 

 Comanchic and Tertiary fossils.] 

 Plates. 



1896 Aguilera, J. G. Bosquejo geolo- 

 gico. Sinopsis de geologia Mexicana. 

 [Fossils listed from the Carbonic, 

 Jurassic, Comanchic, Cretacic and 

 Tertiary.] Inst. Geol. de Mex., Bulls. 

 4-6, pp. 189-270. 



1898 Hill, R. T. The geologic history 

 of the Isthmus of Panama and por- 

 tions of Costa Rica. Harvard Coll., 

 Mus. of Comp. Zool., Bull. 28, no. 5, 

 pp. 151-285. 



1 90 1 Hershey, O. H. The geology of 

 the central portion of the Isthmus of 

 Panama. Univ. Calif., Dept. Geol., 

 Bull. 2 : 231-267, 



1902 Aguilar y Santillan, R. Bibliog- 

 raphy of Mexican geology and min- 

 ing. Am. Inst. Mg. Engrs., Trans. 

 ^2 : 605-680. 



1905 Bose, E. Reseiia acerca de la 

 geologia de Chiapas y Tabasco. [Car- 

 bonic, Comanchic, Cretacic and Ter- 

 tiary fossils.] Mex. Inst. Geol., Bol. 

 20 : 5-100, plates. 



1906, 1907 Hill, R. T. [Mexico, its 

 geology and geography] [no fossils 

 noted.] Min. World 25 : 370-372, 

 459, 540, 541, 596; 26: 69, 187; 27: 

 589-591, 633-634, 805; 26: 530-532, 

 560 ; 27 : 686-691. 



North America, General. 

 1833 Conrad, T, A. On some new fos- 

 sil and Recent shells of the United 



51 



States. Silliman's Journal (A. J, S.), 

 23, pp. 339-346. 



1835 Description of five new 



species of fossil shells, etc. Penn. 

 Geol. Soc. Trans. I., pp. 267-270. 



1840 ■ • New fossil shells from 



North Carolina. Silliman's Journal, 

 39, pp. 387-388. 



1841-43 Descriptions of a new 



genus and of twenty-nine Miocene 

 and one Eocene fossil shell of the 

 United States. Phil. Acad. Nat. Sci., 

 Proc. I., pp. 305-311. 



1844-45 • Descriptions of eight 



new fossil shells of the United States. 

 Ibid. II., pp. 173-175. 



1854-55 Papers containing de- 

 scriptions of Cretacic, Tertiary and 

 Recent shells. Phil. Acad. Nat. Sci., 

 Proc. VIT., pp. 31-32, 265-268, 268- 

 269, 441. 



1 86 1 Gabb, Wm. IVT. Descriptions of 

 new species of American Tertiary 

 fossils and a new Carboniferous ceph- 

 alopod from Texas. Phil. Acad. Nat. 

 Sci., Proc, pp. 367-372. 



1862 andHorn, G. D. Monograph 



of the fossil polyzoa of the Secon- 

 dary and Tertiary formations of 

 North America. Phil. Acad. Nat. 

 Sci. Journal, 2d sen, vol. 5, pp. iii- 

 180, plates. 



1862 Conrad, T. A. Descriptions of 

 new genera, subgenera and species of 

 Tertiary and Recent shells. Phil. 

 Acad. Nat. Sci., Proc, pp. 284-290. 



1864 Notes on shells, with de- 

 scriptions of new fossil genera and 

 species. Ibid., 1864, pp. 211-214. 



1865 Descriptions of three new 



species of Echinidae. Ibid., 1865, p. 

 75. 



1870-1871 Descriptions of Ter- 

 tiary and Cretaceous shells. Am. 

 Journ. of Conchology V., pp. 39-45. 

 96-103 ; VI., pp. 71-78, 199-201, 314- 

 315. 



1883 White, C. A. A review of the 

 non-marine fossil Mollusca of North 



