54 MOLLUSCA. 
A. Plexe. 
1. Glandina indusiata. (Tab. II. figg. 1, 1a.) 
Oleacina indusiata, Pfr. P. Z.S. 1860, p. 188°; Malak. Blatt. viii. p. 79 (1861) *; Monogr. Helic. 
Vivent. vi. p. 284°. 
Glandina indusiata (Pfr.), Fischer & Crosse, Miss. Scient. Mex., Mollusca, i. p. 121, t. 6. fig. 14. 
Glandina truncata, var., Strebel, Beitr. Mex. Land- und Siissw.-Conch. ii. p. 6, t. 3. fig. 3 e°. 
Hab. CuntTRaAL Mexico: Angangueo in Michoacan, a young specimen (Deppe®). 
S. Mexico: La Parada in Oaxaca (Sallé1+), Oaxaca (Hoge). 
Easily recognizable by its ventricose form and comparatively very feeble sculpture. 
The relative width of the last whorl is somewhat variable, as will be seen by comparing 
the two figures. 
2. Glandina vanuxemi. (Tab. lI. figg. 2a, 26, 2c.) 
Achatina vanuxemensis, Lea, Trans. Am. Phil. Soc. v. p. 84, t. 19. fig. 78 (1832)!; Pfr. Monogr. 
Helic. Vivent. i. p. 294°; Reeve, Conch. Icon. vi., Achatina, t. 18. fig. 48 °, 
Achatina (Glandina) vanuxemensis (Lea), Pfr. Symb. Hist. Helic. iii. p. 91 *. 
Glandina vanucemensis (Lea), Albers, Die Helic. p. 198°; Binney, Terr. air-breathing Moll. U.S. 
il. p. 299, t. 62. fig. 1°; Binney & Bland, Land and Freshw. Shells of N. Am. i. p. 15, 
fig. 4"; Binney, Man. of Am. Land-Shells, p. 347°. 
Oleacina vanuxemensis (Lea), Gray, Cat. Pulm. p. 36°; Pfr. Monogr. Helic. Vivent. iv. p. 643 °°. 
Glandina vanuxemii, Tryon, Amer. Journ. Conch. ii. p. 226, t. 16. fig. 6"; Fischer & Crosse, 
Miss. Scient. Mex., Mollusca, i. p. 100"; Strebel, Beitr. Mex. Land- und Siissw.-Conch. 
li. p. 14”. 
Achatina coronata, Pfr. in Zeitschr. fiir Malak. 1846, p. 158%; Monogr. Helic. Vivent. ii. 
p. 293"; Martini & Chemnitz, Syst. Conch.-Cab. ed. 2, Achatina, no. 77,' p. 844, t. 88. 
figg. 1, 2°. 
Glandina coronata (Pfr.), Albers, Die Helic. p. 198‘; v. Mart. in Malak. Blatt. xii, p- 10 (1865) *; 
Fischer & Crosse, Miss. Scient. Mex., Mollusca, i. p. 101"; Strebel, Beitr. Mex. Land- 
und Siissw.-Conch. ii. pp. 13, 14, t. 3. figg. 9, 9a, 6”; iii. pp. 7, 45 (anat.), & t. 11. fig. 3 
(radula) **. 
Oleacina coronata (Pfr.), Gray, Cat. Pulm. p. 833”; Pfr. Monogr. Helic. Vivent. iv. p. 642”, & vi. 
p- 282. 
Hab. Centran Mexico: Volcan de Mexicalcingo 400 to 500 feet above the plateau 
(Deppe & Schiede1*); Cuernavaca, Tehuacan (Hége); Mexico, without nearer 
indication of locality (Vanuxem 1-4, Liebmann 14 15 16), 
S.W. & S. Mexico: Omilteme in Guerrero (H. H. Smith); Oaxaca (Hoge); Juquila, 
west of Oaxaca 74, 
The Omilteme examples have the spire somewhat more slender and the coloration 
darker; they reach the large size of long. 100, diam. 42, apert. 58 millim., and show 
in younger specimens the peculiar coloration of small whitish spots and dark brown 
short spiral lines in front of them very distinctly. 
The species is said to occur also in Texas 7 8 11, 
