138 
THE CHICAGO ACADEMY OF SCIENCES. 
p. 330, 1861; Land and F.“W: Sh. N:A.; Il,’ p: 25, fig. 28, 1865.—= 
CurriEr., Kent. Sci. Inst., Mis. Pub., No. 1, 1868—Cr. & Fiscu., 
Moll. Mex., II, p. 41, 1870.—BLanp & Binney, Amer. Jour. Conch., 
VII, p. 161, 1871—Kopett, Mal. Blatt., XVIII, p. 115, 1871. 
Limnea appressa Sows., Conch. Icon., XVIII, Lim. sp. 20, Pl. 3, fig. 20, 
1872.—CaLKINsS, Cin. Quart. Journ. Sci., p. 323, 1874; Cin. Quart. 
Journ. Sci., 1, p. 243, 1874——Hazay, Mal. Blatt, n. s., III, p. 16, 162; 
IV, pl. 3, fig. 3, 1881—Osporn, Pop. Sci., XX XIII, pp. 3, 4, 1899. 
Limnea stagnalis appressa BAKER, Moll. Chi. Area, p. 283, text. figs. 92, 93, 
pl. 34, fig. 1, 1992—BLatcuLey & Daniets, Rep. Dept. Geol. & Nat. 
Res. Ind., XX VII, p. 596, pl. 1, fig. 10, 1902—Danrets, Rep. Dept. 
Geol. & Nat. Res. Ind., XXVII, p. 636, 1902.—ELrRop, Bull. Univ. 
Mont., Biol. Series No. 3, p. 173, 1902; Nautilus, XV, p. 110, 1902.— 
Cxiu., Nautilus, XVI, p. 96, 1903—Keep, West. Amer. Sh., p. 313, 
1904.—WHITEAVES, Ottawa Nat., XIX, pp. 63, 65, 1905; eo Geol. 
Surv. Canada, 1904, p. 163A, 1906; Nautilus, XIX, pp. 3, 4, 1905.— 
CuHApwick, Nautilus, XX, p. 22, 1906; Bull. Wis. Soc. . lele sal 
IV, p. 80, 1906. 
Limneus appressus Kuster, Conch. Cab. p. 4, taf. 1, figs. 8, 9, 1862. 
Lymnea jugularis Say, Art. Conchology, Nicholson’s Encyc., I (no pagina- 
tion), 1817; 3rd ed. p. 6, 1819—WueatTLeEy, Cat. U. S. Shells, p. 
23, 1845.—Jay, Cat. p. 269, 1852.—Say, Binney, Reprint, p. 46, 1858.— 
Coorrr, Pacific R: R. Rep: XII, p. 378, 1860: 
Lymnea stagnalis jugularis BAKER, Amer. Nat.. XXXIX, p. 669, fig. 2, 
1905;/ Trans., St. Louis Acad, xX Vi ip. £0, 1906: 
Limnea jugularis HALDEMAN, Mon. Lim., p. 16, pl. 4, 1841—DerkKkay, Moll. 
N. Y., p. 74, pl. V, fig. 81, 1843——HALpeMAN, Bos. Journ. Nat. Hist., 
IV, p. 468, 1844—AntTHony, L. & F. W. Sh., Cin., 1848.—Goutp, 
Agassiz’s Lake Superior, p. 244, 1850—Newserry, Proc. A. Ass. 
Ad. Sci. V, p. 105, 1851—LapHAm, Trans. Wis. State Ag. Soc, 
II, p. 368, 1852—Miuzes, Geol. Surv. Mich, p. 237, 1860. 
Limneus jugularis KusTER, Conch. Cab., p. 3, taf. 1, fig. 7, 1862. 
Limnea jugularis Hupparp, Cat—JacKkson, Proc. Bost. Soc. N. H., 1 
198, 1844—Say, Binney’s Ed. p. 46, 1858.—Bett, Can. Nat. & Geol., 
IV, p. 213, 1859 —LaprHam, Proc. Phil. Acad., 1860, p. 155.—Bin- 
NEY, Check List, p. 12, 1860; Proc. Phil. Acad., p. 330, 1861— 
WHitFIELD, Can. Nat. & Geol., VI, p. 458, 1861—BeEtt, Can. Nat. 
& Geol. VI, p. 43, 1861—Binney, L. F.-W. Sh. N. A., II, p. 27, 
figs. 29, 32, 1865.—CARPENTER, Moll. West. N. Am., p. 599, 1864.— 
Sows., Conch. Icon., XVIII, Lim. sp. 24, a. b., 1872 (poor figure).— 
CALKINS, Cin. Quart. Journ. Sci., 1, p. 243, 1874.—CARPENTER, S:nith. 
Mis. Coll., X, p. 85, 1873—Hazay, Mal. Blatt. Ser. 2, III, p. 16, 
1881.—WESTERLUND, Vega. Exped., IV, p. 165, 1883. 
Limnea stagnalis jugularis WALKER, Nautilus, VI, p. 31, pl. 1, figs. 1-3, 
1892; Rev. Moll. Fauna Mich., p. 17, 1895. 
Limneus speciosus Z1EGLER, Icon., I, pt. 2, p. 96, pl. 2, fig. 50, 1835. 
Linnea speciosa ANTHONY, List L. F.-W. Sh. Cin., 1843. 
Limnea speciosa Binney, Land and F.-W. Sh. N. A., II, P. 27, fig. 31, 1865. 
Lymnea speciosa Jay, Cat., p. 269, 1852. 
