Perkins.] 130 [October 6, 



pupad^:. 



Leucochila Alb. and Mart. 



Leueochila armif era Morse, Am. Nat., Vol. i, p. 667, fig. 55. 

 Pupa armifera Say, Am. Conch., p. 21, 1821; Gould, Bost. Journ. 

 Nat. Hist., Vol. in, p. 401. 



Not common. 



Leucochila pentodon Morse, Journ. Port. Soc. Nat. Hist., 

 Vol. i, p. 36. Pupa pentodon Morse, Am. Nat., Vol. i, p. 667, 

 fig. 57 ; De Kay, Moll. N. Y., p. 50, pi. iv, fig. 48 and pi. xxxvi, fig. 

 337. Vertigo pentodon Say, Am. Conch., p. 27,1822. Pupa curvidens 

 Gould, Invert. Mass., p. 189, fig. 120. 



Collected by Prof. Verrill on the College grounds. Common. 



Isthmia Gray, 1821. 



Isthmia ovata Morse, Journ. Port. Soc. Nat. Hist., Vol. i, p. 

 38. Vertigo ovata Say, Am. Conch., p. 26, 1822 ; Morse, Am. Nat., 

 Vol. i, p. 668, figs. 57, 58. 



Not common. 



Isthmia ventricosa Morse, Annals Lyceum Nat. Hist., N. Y., 

 Vol. viii, 1865. Vertigo ventricosa Morse, Am. Nat., Vol. I, p. 669, 

 figs. 61, 62. 



Very rare. 



limacim:. 



Limax Lam., 1809. 



Limax agrestis (Linn.) Binney, Bost. Journ. Nat. Hist., Vol. 

 iv ; De Kay, Moll. N. Y., p. 20, pi. i, fig. 4. Limax tunicata Gould, 

 Invert. Mass., p. 3. 



Not rare. 



Limax campestris Binney, Bost. Journ. Nat. Hist., Vol. iv ; 

 De Kay, Moll. N. Y., p. 22. 



Common. 



Limax flavus (Linn.) Binney, Bost. Journ. Nat. Hist., Vol. iv; 

 De Kay, Moll. N. Y., p. 21, pi. i, fig. 5. Limax variegatus Lam., An. 

 sans Vert., Vol. in, p. 266. 



Common in damp places in gardens. 



