138 THE l HICAGO ACADEMY OF SCIENCES. 



p. 330, 1861; Land and F. W. Sh. X. A., II, p. 25, fig. 28, 1865.— 

 Currier., Kent. Sci. Inst, .Mi-. Pub., No. I, 1868. — Cr. & I 

 Moll. Mex., II. p. 41. 1870.— Bland & Binney. Amcr. Jour. Conch., 

 VII, p. 161, 1871.— Kobelt, Mai. Blatt.. XVIII, p. 11.0, 1871. 



Limncea appressa Sowb., Conch. Icon., XVIII, Lim. sp. 20, PI. 3, fig. 20, 

 1872. — Calkins, Cin. Quart. Journ. Sci., p. 323, 1874; Cin. Quart. 

 Journ. Sci., 1, p. 243, 1874.— Hazay, Mai. Blatt, n. s., Ill, p. 16, 162; 

 IV, pi. 3, fig. 3, 1881.— Osborn, Pop. Sci., XXXIII, pp. 3, 4, 1899. 



Limncea stagnalis appressa Baker, Moll. Chi. Area, p. 283, text. fig;. 92, 93, 

 pi. 34, fig. 1, 1902. — Blatchley & Daniels, Rep. Dept. Geol. & Xat. 

 Res. Ind., XXVII, p. 596, pi. 1, fig. 10, 1902.— Daniels, Rep. Dept. 

 Geol. & Xat. Res. Ind., XXVII, p. 636, 1902.— Elrod, Bull. Univ. 

 Mont., Biol. Series Xo. 3, p. 173, 1902; Xautilus, XV, p. 110, 1902.— 

 Ckll., Xautilus. XVI, p. 96, 1903.— Keep, West. Amer. Sh., p. 313, 

 1904. — Whiteaves, Ottawa Xat.. XIX, pp. 63, 65, 1905; Rep. Geol. 

 Surv. Canada, 1904, p. 163A, 1906; Xautilus, XIX, pp. 3, 4. 1905.— 

 Chadwick. Nautilus, XX. p. 22, 1906; Bull. Wis. Soc. X. H., n. s., 

 IV, p. 80, 1906. 



Limnceus appressus Kuster, Conch. Cab. p. 4, taf. 1, figs. 8, 9, 1862. 



Lymncea jugularis Say, Art. Conchology, Xicholson's Encyc, I (no pagina- 

 tion), 1817; 3rd ed., p. 6, 1819. — Wheatley, Cat. U. S. Shells, p. 

 23, 1845. — Jay, Cat. p. 269, 1852.— Say, Binney, Reprint, p. 46, 1858 — 

 Cooper, Pacific R. R. Rep., XII, p. 378, 1860. 



Lymncea stagnalis jugularis Baker, Amer. X'at, XXXIX, p. 669, fig. 2, 

 1905; Trans., St. Louis Acad., XVI, p. 10, 1906. 



Limnea jugularis Haldeman, Mon. Lim., p. 16, pi. 4, 1841. — Dekay, Moll. 

 X. Y., p. 74, pi. V, fig. 81, 1843.— Haldeman, Bos. Journ. Xat. Hist., 

 IV, p. 468, 1844.— Anthony, L. & F. W. Sh., Cin., 1848.— Gould, 

 Agassiz's Lake Superior, p. 244. 1850. — Xewberry, Proc. A. Ass. 

 Ad. Sci., V, p. 105, 1851. — Lapham, Trans. Wis. State Ag. -Soc, 

 II, p. 368, 1852.— Miles, Geol. Surv. Mich, p. 237, 1860. 



Limnceus jugularis Kuster, Conch. Cab., p. 3, taf. 1, fig. 7, 1862. 



Limncea jugularis Hubbard, Cat. — Jackson, Proc. Bost. Soc. X. H., 1, p. 

 198, 1844.— Say, Binney s Ed. p. 46, 1858.— Bell, Can. Xat. & Geol., 

 IV, p. 213, 1859.— Lapham, Prcc. Phil. Acad., 1860, p. 155.— Bin- 

 ney, Check List, p. 12, 1860; Proc. Phil. Acad., p. 330, 1861.— 

 Whitfield, Can. Xat. & Geol., VI, p. 458, 1861.— Bell, Can. Xat. 

 & Geol., VI, p. 43, 1861.— Binney, L. F.-W. Sh. X. A., II, p. 27, 

 figs. 29, 32, 1865.— Carpenter, Moll. West. X. Am., p. 599, 1864 — 

 Sowb., Conch. Icon., XVIII. Lim. sp. 24, a. b., 1872 (poor figure). — 

 Calkins, Cin. Quart. Journ. Sci., 1, p. 243, 1874. — Carpenter, Smith. 

 Mis. Coll., X, p. 85, 1873.— Hazay, Mai. Blatt, Ser. 2, III, p. 16, 

 1881.— Westerlund, Vega. Exped., IV, p. 165, 1883. 



Limncea stagnalis jugularis Walker, Xautilus, VI, p. 31, pi. 1, figs. 1-3, 

 1892; Rev. Moll. Fauna Mich., p. 17, 1895. 



Limnceus speciosus Ziegler, Icon., I, pt. 2, p. 96, pi. 2, fig. 50, 1835. 



Limnea speciosa Anthony, List L. F.-W. Sh. Cin., 1843. 



Limncea speciosa Binney, Land and F.-W. Sh. X. A.. II, p. 27, fig. 31, 1865. 



Lymncea speciosa Jay, Cat., p. 269, 1852. 



