THE NAUTILUS. 97 
Sagadahoc Co.—Back River Creek, Woolwich, ix, 15; near a 
marsh at Bowdoinham, ix, 9 and ix, 14. 
Hancock Co.—In a deciduous woods near Green Pond, viii, 
18. 
Kennebec Co.—On wooded terraces along Kennebec River at 
Sidney, viii, 18. 
Somerset Co.—On wooded terraces along Kennebec River at 
Fairfield, vii, 24. 
Piscataquis Co.—Under logs and boards along the Piscataquis 
River at Abbott, vili, 15. 
Penobscot Co.—On the wooded gravel terrace along Souadab- 
scook Stream at Hampden, ix, 8 and ix, 11; from the wooded 
rocky ledge along the Penobscot River near Hampden Corner 
in Hampden, ix, 8; near the Penobscot River at Veazie, viii, 4; 
Orono, viii, 3 and viil, 24; in alluvial woods along the Penob- 
scot River at Old Town, vii, 27; Otter Chain Pond at Milford, 
viii, 25; in moist river shore thickets at Winn, viii, 10. 
Aroostook Co.—In rich woods near Maduxnekeag River at 
Monticello, vii, 12; in rich woods at Houlton, viii, 13, 1916. 
Polygyra fraterna cava P. & V. Sebago, Sidney, Fairfield, 
Hampden, and Hampden Corner. 
Strobilops labyrinthica Say. Kittery, Green Pond, Sidney, 
Fairfieid, Abbott, Hampden, Winn, and Monticello. 
Strobilops affinis Pils. Sebago. 
Gastrocopta pentodon Say. Sidney, Abbott, Hampden Corner, 
and Winn. 
Gastrocopta pentodon tappaniana Ad. Old Town. 
Vertigo ventricosa Morse. Kittery, Green Ponda, Fairfield, 
Orono, and Winn. 
Vallonia excentrica St. Kittery and Orono. 
Acanthinula harpa Say. Fairfield. 
Columella edentula Drap. Sidney and Monticello. 
_ Cochlicopa lubrica Mill. Bowdoinham, Sidney, Abbott, Fair- 
field, Hampden, Hampden Corner, and Orono. 
Circinaria concava Say. Bowdoinham, Sidney, and Fairfield. 
Vitrina limpida Gld. Kittery, Old Town, and Winn. 
Polita hammonis Strom. -York, Limington, Bowdoinham, 
Green Pond, Sidney, Fairfield, Abbott, Hampden, Orono, Old 
Town, Winn, and Monticello. 
