LYMNJilD^E OF NORTH AMERICA. 271 



Limnea obrussa Hald., Mon. Limn., p. 48, pi. 13, figs. 16-18, 1842. — DeKay, 

 Zool. N. Y., p. 75, 1843.— Ingersoll, Rep. U. S. Geol. & Geog. Surv. Terr., 1874, 

 p. 406.— Hanna, Nautilus, XXIII, p. 96, 1909. 



Limnophysa obrussa Tryon, Amer. Journ. Conch., I, p. 252, 1865. — Cooper, 

 Proc. Cal. Acad. Sci., IV, pp. 90, 154, 1870 ; p. 173, 1872 ; Zoe, I, p. 196, 1890. 



Lymncea desidiosa (Authors, non Say). 



Lymneus desidiosus Sager, Geol. Surv. Mich., p. 15, 1839. 



Limnceus desidiosus Kuster, Conch. Cab., p. 47, taf. 8, figs. 22-26, 1862. 



Limnea desidiosa Haldeman, Mon. Limn., p. 31, pi. X, 1842. — DeKay, 

 Zool. N. Y., p. 73, pi. 5, fig. 78, 1843.— Mighels, Bost. Journ. N. H., IV, p. 

 337, 1843. — Haldeman, Rupp's Hist. Lane. Co., p. 480, 1844. — Anthony, L. & 

 F. W. Sh. Cin., 1848. — Gould, Agassiz's Lake Sup., p. 244, 1850. — Tufts, Cat. 

 Sh. Mass., p. 87, 1859.— Miles, Geol. Surv. Mich., 1860, p. 237.— Carlton, Proc. 

 Cal. Acad., Sci., IV, p. 51, 1869.— Smith & Prime, Ann. Lye. N. H., IX, p. 402, 

 1870.— Rep. N. Y. State Mus., XXV, p. 37, 1871.— Ingersoll, Rep. U. S. Geol. 

 & Geog. Surv. Terr., 1874, p. 406; Bull. U. S. Geog. Surv., I, p. 138, 1875.— 

 Huett, Nat. Hist. La Salle Co., p. 104, 1898.— Henderson, Nautilus, XX, p. 98, 

 1907. — Hartman, Cat. Mol. Chester Co.— Hubbard, Cat. 



Lymnea desidiosa DeKay, An. N. Y., p. 32, 1839. — Currier, Sh. Grand 

 River, Mich., 1859. — Girard, Proc. Nat. Inst., I, No. 2, p. 81, 1856. — Lewis, 

 Proc. Phil. Acad., p. 18, 1860. — Roberts, Rep. U. S. Geol. Surv. Wyoming, p. 

 468, 1870. — Shaffer, List Sh. Cin. (no date). 



Lymncea desidiosa Gould, Lamarck's Genera, p. 69, 1833. — Amer. Journ. 

 Sci., XXXI, p. 36, 1837.— Linsley, Amer. Journ Sci., XLVIII, p. 282, 1845 — 

 Jay, Cat., p. 269, 1852.— Lewis, Proc. Phil. Acad., p. 260, 1856.— Reeve, Elements 

 of Conch, p. 178, 1860. — Cooper, Amer. Nat., II, P- 486, 1868. — Morse, Amer. 

 Nat., Ill, p. 651, 1870 (nee. fig.).— Wolf, Amer. J. Conch., VI, p. 28, 1870.— 

 Lewis, Proc. Phil. Acad., 1872, p. 109; Proc. Phil. Acad., 1872, p. 101.— Rhoads, 

 Nautilus, XVIII, p. 66, 1904.— Baker, Nautilus, XIX, p. 28, 1905; Amer. Nat. 

 XXXIX, p. 672, fig. 8, 1905.— Dall, Land & F. W. Moll, p. 73, 1905.— Pilsbry 

 & Ferriss, Proc. Phil. Acad., 1906, p. 161.— Hinkley, Nautilus, XX, p. 40, 1906.— 

 Walker, Nautilus, XX, p. 82, 1906. — Pilsbry & Ferriss, Proc. Phil. Acad., p. 

 564, 1906.— Sterki, Proc. Ohio State Acad. Sci., IV, p. 382,. 1907.— Jackson, 

 Nautilus, XXI, p. 143, 1908.— Lermond, Shells of Maine, p. 37, 1908.— Walker, 

 Nautilus, XXII, p. 6, pi. 1, fig. 4, 1908; XXII, p. 17, pi. 11, fig. 8, 190S— Ny- 

 lander, Nautilus, XXII, p. 105, 1909.— Johnson, Nautilus, XXIV, p. 72, 1910. 



Limncea desidiosa Adams, Amer. Journ. Sci., XL, p. 268, 1841. — Gould, 

 Invert. Mass., p. 219, fig. 150, 1841.— Adams, Thomp. Hist. Vt, p. 154, 1842.— 

 Prescott, Cat. Sh. Mass., No. 195, 1842.— Mighels, Bos. Journ. Nat. Hist., IV, 

 p. 337, 1843.— Read, Cat., 1845.— Adams, Cat. Sh. in Cab. C. B. Ad., p. 32, 1847. 

 — Reeve, P. Z. S., 1850, p. 49. — Stimpson, Sh. N. Eng., p. 52, 1851. — Chicker- 

 ing, List. Sh. Portland, Me., 1855 or 1856.— Lewis, Proc. Bost. Soc. N. H, VI, 

 p. 2, 1856.— Can. Nat. & Geol., II, p. 198, fig. 1857.— Higgins, Cat. Sh. Columbus, 

 p. 6, 1858.— Binney, Check List, p. 12, I860.— Whiteaves, Can. Nat. & Geol., 

 VIII, p. 103, 1863.— ?, Carpenter, Rep. Brit. Ass., p. 607, 1864; Rep. Brit. Asso., 

 1864, p. 630.— Hubbard & Smith, Ann. N. Y. Lye. N. H, VII, p. 152, 1867.— 

 Pratt, Proc. Daven. Acad. Sci., I, p. 166, 1867. — Tryon, Amer. Journ. Conch., 

 Ill, p. 196, 1867.— Currier, Kent. Sci. Inst., Mis. Pub. No. 1, 1868.— Rep. N. Y. 

 State Mus., XXII, p. 23, 1868.— Morch, Amer. Journ. Conch., IV, p. 35, 1868.— 



