p ars 20 Pseudocolumna 877 



1877 Columna tcres Whitc, (77c) Bull. U. S. Geol. and Geogr. Survev 

 of the Territoriea III, p. 613 (non Olivier!). 



1879 Columna teres, White, (79a) Xlth Ann. Report U. S. Geol. and 



Geogr. Survcy of the Territories for 1877, p. 255 (non Oli- 

 vierl). 



1880 Columna teres, S. A. Miller, (79a) The Journ. of the Cincinnati 



Soc. of Nat. Hist. III, (1880), p. 21 (non Olivier!). 

 1883 Columna teres, White, (83a) Annual Report U. S. Geol. Survov 



III for 1882, p. 454, 475, tab. XXV, fig. 15 (non Olivier!). 

 1883 Cclumna teres, White, (83b) Xllth Annual Report U. S. Geol. 



and Geogr. Survey of the Territories for 1878. I, p. 88 (non 



Olivier!). 

 1905 Cclumna teres, Pilsbry, (85a) Manual of Conchology. 2. Ser. 



Pulmonata. Vol. XVII, p. 125 (non Olivicr!). 

 1905 Bulimus teres. Sehuohert. (05a) Bull. U. S. National Museura 



No. 53. pt. I, p. 107 (non Olivier!). 

 *i900 Columna havdeniana, Cookerell, (06b) Bull. American Museum 



Nat. Hist. XXII, p. 458. 

 1920 Pseudocolunma lievdeniana, Wonz, (I9b) Senckenbergiana TT. 



p. 16. 

 Vorkommen: U. P&leoean, Than^tien: Fort Union Bed^: 



F o r t U n i o n (Dakota). 



Pseudocolumna verraicula vermicula (Meek et Hayden). 



*1857 Bulimus vermicula. Moek and Hayden, (57a) Proc. Acad. Nat. 



Sci. Philadelphia VIII. (1856), p. 118. 

 1857 Bulimus vermicula, Moek and Havden, (57b) Proc. Acad. Nat. 



Sci. Philadelphia VIII, (1856), p. 278. 

 1861 Columna vormicula, Mook and Havden, (61a) Proc. Acad. Nat. 



Sci. Philadelphia XII, (1860). p. 431. 

 1867 Clausilia vermicula. Conrad, (67b) Smithsonian Misc. Coll. VTI. 



No. 200, p. 10. 



1876 Columna vermicula. Meek, (76a) Report U. S. Geol. Survey of 



the Territories IX, p. 556, tab. XLIV, fig. 12. 



1877 Columna vcrmicula, White, (77c) Bull. U. S. Geol. and Geogr. 



Survey of the Territorios III, p. 613. 

 1880 Columna vermicula, S. A. Miller, (79a) The Journ. of the Cin- 



cinnati Soc. of Nat. Hist. III, (1880), p. 21. 

 1883 Columna vermicula, White. (83a) Annual Roport U. S. Geol. 



Survey III for 1882, p. 454, 475. tab. XXV, fig. 16. 

 1883 Columna vermicula, White, (83b) Xllth Annual Roport U. S. 



Geol. and Geojrr. Survey of the Territories for 1878 I, p. 88. 

 1905 Columna vormicula. Pilsbry, (85a) Manual of Conchology. 2. Ser. 



Pulmonata. Vol. XVII. p. 125. 

 1905 Bulimus vermicula, Sohuehort. (05a) Bull. U. S. National Mu- 



seum No. 53, pt. I, p. 117. 

 1920 Pscudocolumna veirnioula, Wonz, (19b) Sonckenbergiana TT, 



p. 16. 

 Vorkommen: U. Paleocan, Thane^ien: Fort Union Beds: 



F o r t U n i o n (Bakota). 



Pseudocolumna vermlcula contraria (Meek). 



1867 Clausilia contraria, Meek, in Conrad, (67a) Smithsonian Misc. 

 Coll. VII, No. 200, p. 10 (nom. nudl). 

 *1876 Columna vermicula var. contraria, Meek, (76a) Report U. S. 

 Geol. Survey of the Territories IX, p. 557. 



