28 



LAND AND FRESH WATER MOLLUSKS 



Bifidaria holzingeri Sterki. 



Pupa holzingeri Sterki, Nautilus, ill, No. 4, p. 37, Aug., 1889. — Binney, 



Bull. Mus. Comp. Zool., xi.x. No. 4, p. 193, fig., p. 194, 1890. 

 Bifidaria holzingeri Pilsbry, Class. Cat., p. 19, 1898. 



Range. — Illinois and Kansas, northward to British America. 

 Red River drift, Brandon, Manitoba; Red Deer, Alberta. 



Bifidaria pentodon Say. 



Vt-rtigo pentodon Say, Joum. Acad. Nat. Sci. Phila., 11, p. 376, 1822. 

 Pupa pentodon GouLD, Boston Journ. Nat. Hist., iv, p. 353, pi. xvi, figs, 

 lo-ii, 1843. — BiNNEY, Land and Fw. Sh. N. Am., I, p. 236, figs. 405- 

 409, I f ' 



Fig. 12. Bifidaria pentodon (magnified), showing variations in aperture. 



Range. — Eastern United States from Texas to British America ; 

 southeastern Nevada, Qiiebec ; Ontario ; Manitoba (rare) ; Alberta, 

 at Laggan. 



Genus Pupilla (Leach) Turton. 



Pupilla blandi Morse. 



I^ipilla blandi MoRSE, Ann. N. Y. Lye. Nat. Hist., viii, 



p. 211, fig. 8, 1865. 

 Pupa blandi Binney, Land and Fw. Sh. N. Am., i, p. 235, 



fig. 402, 1869. 

 f Pupa signata Westerlund, 1885, not of Mousson. 



Range. — Upper Missouri, Rocky Mountains ; New 

 Mexico to Colorado; Canada; Red Deer, Alberta. 



Piipa signata was described from the Caucasus, 

 and its inclusion by Westerlund in a list of American 

 Arctic species is probably an oversight. 



Fig. 13. Pu- 

 pilla blandi 

 (magnified). 



Pupilla muscorum Linng. 



Turbo muscorum LiNNfe, Syst. Nat., ed. x, p. 767, 1758; ed. xii, p. 1240, 

 1767. — Hanley, Shells of Linn., p. 352, pi. iv, fig. 6, 1855. 



Pupa muscorum var. bigranata Rossmassler, fide Westerlund. 



F^tpa badia Adams, Boston Journ. Nat. Hist., in, p. 331, pi. iii, fig. 18, 1840. 



Pupilla badia Morse, Joum. Portland Soc. N. Hist., I, p. 37, figs. 89-91, pi. 

 X, fig. 92, 1864. 



Pipa muscorum var. lundstromi WESTERLUND, Ges. Nat. zu Berlin, p. 36, 

 Mar., 1883. 



