140 MOLLUSCA. 
solid shell, the brighter reddish fawn-colour, the much narrower umbilicus, and the 
distinct, though fine, spiral striz. 
Pfeiffer’s original specimen was, according to his description !, nearly full-grown, but 
not perfect with regard to the peristome. In his collection, now in the possession of 
H. Dohrn in Stettin, there are two much younger specimens, and one small (11 millim. 
diam.) but full-grown example with perfect peristome. 
15. Helix berlandieriana. (Tab. VII. figg. 12, 12, a, 6, 13, 14.) 
Helix berlandieriana, Moricand, in Mém. Soc. Phys. et d’Hist. Nat. de Genéve, vi. 2, p. 537, t. 1. 
fig. 1 (1836); Deshayes, in Lamarck’s Hist. Nat. des Anim. sans Vert. ed. 2, viii. p. 153 
(1888) *; Pfr. in Martini & Chemnitz, Syst. Conch.-Cab. ed. 2, Helix, ii. p. 275. no. 758, 
t. 128. figg. 15-18°, and Monogr. Helic. Vivent. iii. p. 227+ (not i. p. 155); F. Romer, 
Texas, p. 455 (Bonn, 1849) °; Albers, Die Helic. p. 70°; Binney, Terr. air-breath. Moll. 
N. Am. i. p. 255, t. 8. fig. 11 (anatomy by Leidy)’, and ii. p. 109, t. 49. fig. 1°; Reeve, 
Conch. Icon. vii., Helix, t. 120. fig. 708°; v. Mart. in Malak. Blatt. xii. p. 19 (1865) ”; 
Binney & Bland, Land and Fresh-water Shells of N. Am. i. p. 159, fig. 276". 
Helix (Fruticicola) berlandieriana (Moric.), Fisch. & Crosse, Miss. Scient. Mex., Mollusca, i. 
p. 256% 
Hygromia berlandieriana (Moric.), Tryon, Am. Journ. Conch. ii. p. 309, t. 22 (5). fig. 4”. 
Dorcasia berlandieriana (Moric.), Binney, Terr. air-breath. Moll. N. Am. v. (Bull. Mus. Comp. 
Zool. Harv. Coll. iv.) p. 347"; Manual of Am. Land-Shells (Bull. U.S. Nat. Mus. no. 28), 
p. 393 ©, 
Praticola berlandieriana (Moric.), Strebel, Beitr. Mex. Land- und Siissw.-Conch. iv. p. 42”. 
Helix pachyloma, Menke, Zeitschr. fiir Malak. 1847, p. 82°"; Pfr. Monogr. Helic. Vivent. i. 
p. 823%, 
Hab. Nortu America: Arkansas $ 3-15; Texas 1-58-18; south-west region beyond the 
Mississippi §. 
N.E. Mexico: State of Tamaulipas (Couch 1! 12); Chapatilo (Binney !! 1”). 
N.W. Mexico: Ventanas near Ciudad, Durango (Hége). | 
K. Mexico: Vera Cruz, with the var. griseola (Hoge). 
W. Mexico: Sayula, Jalisco (Hoge). 
Var. griseola, (Tab. VII. figg. 15, 15 a, 16, 16 a, 17.) 
Helix cicercula (Férussac, mus. Paris), Deshayes, in Férussac’s Hist. Nat. Moll. Terr. i. p. 390, 
t. 107. figg. 4-10 (1850-51) ” (nec Beck, 1837, nec A. Gould, 1846). 
Brodybena pisum, Beck, Ind. Moll. p: 18 (1838) (sine descr.) *°. 
Helix splendidula, Anton, Verz. Conch. Samml. p. 36 (1839) (sine descr.) (nec Pfr, 1845) ”. 
Helix griseola, Pfr. Symb. Hist. Helic. i. p. 41 (1841); Monogr. Helic. Vivent. i. p. 387”, and 
in Martini & Chemnitz, Syst. Conch.-Cab. ed. 2, Helix, i. p. 342. no. 344, t. 60. figg. 17, 
18 (not good) **; Reeve, Conch. Icon. vii., Helix, t. 64. fig. 327%; v. Mart. Malak. Blatt. 
xill. p. 18 (1865) *; Binney & Bland, Land and Fresh-water Shells of N. Am. i. p. 160. 
fig. 277°"; Binney, Terr. air-breath, Moll. N. Am. iv. p. 50, t. 67. fig. 20%; Tate, Am. 
Journ. Conch. v, p. 155 (1870) ”. 
