ia, 
LYMNZID& OF NORTH AMERICA. 471 
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1901, b. Description of a New Species of Limnea. Bull Chi. Acad. Sci., 
II, No. 4, pp. 229-230. 
1901, c. The Molluscan Fauna of the Genesee River. Amer. Nat., XXXV, 
pp. 659-664, August. 
1901, d. New Varieties of Fresh-water Shells. Nautilus, XV, pp. 17-18, 
June. 
1901, e. Limnzea Auricularia in America. Nautilus, XV, p. 59, September. 
1902. The Mollusca of the Chicago Area. Part II, Gastropoda. Bull. Nat. 
Hist. Surv. Chi. Acad. Sci, No. III, pt. 2. 
1903, a. Shells of Land and Water. A Familiar Introduction to the Study 
of Mollusks, Chicago. ; 
1903, b. Shell Collecting on the Mississippi. Nautilus, XVI, pp. 102-105, 
January. 
1903, c. Pleistocene Mollusks of White Pond, New Jersey. Nautilus, XVII, 
pp. 38-39, August. 
1904, a. Mollusks of Cedar Lake, Indiana. Nautilus, XVII, p. 112-113, 
February. 
1904, b. New Varieties of American Limneas. Nautilus, XVIII, pp. 10-12, 
May. 
1904, c.. New American Limnzas, II. Nautilus, XVIII, pp. 62-63, October. 
1904, d. The Molluscan Fauna of the Dells of Wisconsin. Trans. Acad. 
Sci., St. Louis, XIV, pp. 99-105. 
1905, a. Critical Notes on the Smaller Lymnzas. Nautilus, XVIII, pp. 
125-127, March. 
1905, b. New Species of Lymnza. Nautilus, XVIII, pp. 141-142, April. 
1905, c. Notes on a Collection of Shells from Bass Lake, Indiana. Nauti- 
lus, XIX, pp. 27-28, July. 
1905, d. A New Species of Lymnea from Ohio, with Notes on Lymnza 
Parva, Lea. Nautilus, XIX, pp. 51-53, September. 
1905, e. The Molluscan Fauna of McGregor, Iowa. Trans. Acad. Sci. St. 
Louis, XV, pp. 249-257. 
1905, f. Notes on the Genitalia of Lymnza. Amer. Nat., XXXIX, pp. 665- 
679, September. 
1906, a. Application of DeVries Mutation Theory to the Mollusca. Amer. 
Nat., XL, pp. 327-334, May. 
1906, t. Notes on a Collection of Mollusks from the Vicinity of Alpena, 
Michigan. Trans. Acad. Sci. St. Louis, XVI, pp. 1-15. 
— 1906, c. A Catalogue of the Mollusca of Illinois. Bull. Ill. State Lab. 
N. H., VII, No. 6, pp. 53-136. 
1906, d. Lymnea Hinkleyi N. Sp. Nautilus, XIX, No. 12, pp. 142-143, 
April. 
1907, a. Descriptions of New Species of Lymnzea. Nautilus, XX, pp. 125- 
127, March. 
1907, b. Two New Species of Lymnza. Nautilus, XXI, No. 5, pp. 52-55, 
September. 
1908. Note on Lymneza Desidiosa Say. Nautilus, XXII, pp. 20-23, June. 
1909, a. A New Species of Lymnza. Nautilus, XXII, pp. 140-141, April. 
