SUCCINEA. 



431 



Fig. 311. 



twisted. Diameter .24, length .39 iiicli. Court House Rock on Platte River. 

 (Lea.) 



Succinea Moorcsiana, Lka, Proc. Acad. Nat. Sci. Philad., 1804, FJg. 310. 



109 ; Journ. of the same, PI. XXIV. Fig. 109 ; OKs., XI. 136, 

 PI. XXIV. Fig. 109. — Tryon, Am. Journ. Conch., II. 235 

 (1866). 



The above is Mr. Lea's original description. Fig. 310 is 

 drawn from a specimen furnished by him. See also L. & Fr.- ^' Mooresiana. 

 W. Sh., I. 259 (1869). 

 Succinea Grosvenorii, Lea. Shell obliquely ovate, striate, somewhat transparent, 

 straw-yellow, and thin ; spire exserted ; sutures very much im- 

 pressed ; whorls 4, convex ; aperture nearly round, and rather large ; 

 outer lip expanded; columella bent in and twisted. Diameter .32, 

 length, .51 inch. Santa Rita Valley, Kansas? and Alexandiia, 

 Louisiana. 

 Sicccinea Grosvenorii^ Lea, Proc. Acad. Nat. Sci. Philad., 1864, 

 S. Grosvenorii. 109 ; Journ. Acad. Nat. Sci. Philad., PI, XXIV. Fig. 108 ; Obs. 

 XI. 135, PL XXIV. Fig. 108. —Tryon, Am. Journ. Conch., 

 IL 232 (1866). 

 Succinea Forsheyi, Lea, Proc. ^Acad. Nat. Sci. Philad,, 1864, 109 ; Journ. of 

 same; Obs., XL 134, PI. XXIV. Fig. 107. —Tryon, Am. Journ. Conch., 

 II. 239, PL IL Fig. 28 (1866). 



The original description of this species is given above, and a figure of an 

 authentic specimen. The same is given below of aS*. Forsheyi, which 

 appears to me identical. j.j 3^2 



Succinea Forsheyi. Shell obliquely elongate, smooth, polished, semi- 

 transparent, pale golden color, very thin ; spire exserted, pointed ; 

 sutures impressed ; w^horls 3, a little convex ; aperture large, 

 wide, ovate ; outer lip somewhat expanded ; columella thin, in- 

 curved and twisted. Diameter, .23, length, .46 inch. Rutersville, s. Forsheyi. 

 Texas. (Lea.) See also L. & Fr.-W. Sh,, I. 259 (1869). 

 Succinea Wilsoni, Lea. Shell obliquely elongate, very much striate, transparent, 

 deep golden color, and somewhat large, ovate ; outer lip somewhat 

 expanded; columella thin, incurved and twisted. Diameter .30 

 length .66 inch. Darien, Georgia. (Lea.) 

 Succinea JVilsoni, Lea, Proc. Acad. ^Nat. Sci. Philad., 1864 109 • 

 Journ. of same; Obs., XL 133, PL XXIV. Fig. 105. —Tryon, 

 Am. Journ. Conch., II. 239 (1866). 

 . I have not seen this species. The original description and a fac- 



S. WlLsoni. • •^ c ^ • • ^ r- . i 



simile 01 the original figure are given here. See also L. & Fr.-W. Sh., 

 I. 260 (1869). 



Fig. 313. 



Spurious Species of Helicid.e. 



Bulimus (Partula) Batavice, var. /3. minor. United States, Grateloup (Soc. 



Lin. de Bord., XL 165). 

 Partula Otaheitana, FfiR. United_State3 (Grateloup, 1. c. p. 426). 



