FAMILY PUPID.E 



Family PUPIIXE. 

 Genus Strobilops Pilsbry. 



7- Animal from above. 8. f . 9. Showing internal lamellae. 



FIGS. 7-9. Strobilops labyrintkica (magnified). 



Strobilops labyrinthica Say. 



Helix labyrinthica SAY, Journ. Acad. Nat. Sci. Phila., I, p. 124, 1817. 



MORSE, Am. Nat., i, p. 145, figs. 41-42, 1867. BINNEY, Land and 



Fw. Sh. N. Am., i, p. 84, figs. 150-154, 1869. 

 Strobila labyrinthica MORSE, Journ. Portland Soc. N. Hist., I, p. 26, figs. 64- 



67, pi. n, fig. 12, a-b, pi. vni, fig. 68, 1864. 

 Strobilops PILSBRY, 1892, new name for Strobila Morse, 



1864, not Sars, 1835. 



Range. Eastern United States, from Texas north- 

 ward to British America. 



Carberry, Manitoba ; Moose Factory, James Bay ! 



Genus Bifidaria Sterki. 

 Bifidaria armifera Say. 

 Pupa armifera SAY, Journ. Acad. Nat. Sci. Phila., n, p. 



162, 1821. GOULD, Boston Journ. Nat. Hist., in, p. 

 400, pi. in, fig. 10, 1840. BINNEY, Land and Fw. Sh. 

 N. Am., i, p. 241, fig. 419, 1869. FlG - I0 ' Bt fi da - 



ria arm ife r a 



Range. The United States east of the Rocky ( magn jfi e d). 

 Mountains, and Canada. 



Red Deer, Alberta ; Brandon, Manitoba. 



Q 



Bifidaria contracta Say. 



Pupa contracta SAY, Journ. Acad. Nat. Sci. Phila., n, p. 

 374, 1822. GOULD, Boston Journ. Nat. Hist., in, 

 p. 399, pi. in, fig. 22, 1840. BINNEY, Land and Fw. 

 Sh. N. Am., i, p. 242, figs. 420-422, 1869. 



Range. Eastern North America from Mexico 



FIG. n. Bifid- 

 aria contracta to British America, east of the Rocky Mountains. 



(magnified). Carberry, Manitoba. 



