928 



ZOOLOGY MOLLUSCA. 



Pupa ovata, GOULD, Bost. Jour. Nat. Hist., iv, 1843, 350, pi. xvi, figs. 7, 8. DEKAY, 

 N. Y. Moll., 1843, 50, pi. iv, f. 50. ADAMS, Verm. Moll., 1842, 157. Id., 

 Am. Jour. Sci. & Arts, xl, 271. KUSTER, iu Cbemuitz, ed. 2, 118, pi. xiv, 

 figs. 1, 2; pi. xv, figs. 35-38. PFEEFFER, Mon. Hel. Viv., ii, 3GO. Id., 

 Symbol, ii, 54. 



Pupa modesta, SAY, Long's Exped. Rocky Mts., 1824, ii, 25, pi. xv. f. 5. Id., Biuney's 

 ed., 32, pi. Ixiv, f. 5. GOULD, Inverteb., 1841, 188, f. 119. 



Pupa ovulum, PFEIFFER, Olim, Symbolse, i, 46. 



Isthmia ovata, MORSE, Jour. Port. Soc., i, 1864, 38, f. 93, pi. x, f. 94. 



Belongs to the Interior Region of the Eastern Province, aud is widely 

 distributed from Maine to Mexico, and still farther north and west, and in 

 Cuba. 



Two remaining sets of specimens have not yet been identified. They 

 were found at an altitude of 9,000 feet in moist, wet, boggy ground. 



VEKTIGO SIMPLEX, Gould. 







Pupa simplex, GOULD, Bost. Jour. Nat. Hist., iii, 1840, 403, pi. iii, f. 21. Id., ib., iv, 

 1843, 359. Ill, Inverteb., 1841, 190, f. 121. PFEIFFER, Mon. Hel. Viv., ii, 

 302. DEKAY, N. Y. Moll., 1843, 52, pi. xxxvi, f. 347. BINNEY, Terr. Moll., 

 ii, 343, pi. Ixxii, f. 3. 



Vertigo simplex, STIMPSON, Shells N. E., 53 (no description). W. G. BINNEY, Terr. 

 Moll., iv, 148. MORSE, Am. Nat,, i, 1868, 670, figs. 67, 68. 



Found in Canada and New England (Binney) ; also in Colorado, in 

 boggy ground. 



