622 SUPPLEMENT. 
4(a). Patula (Thysanophora) proxima. 
Thysanophora proxima, Pilsbry, Proc. Acad. Phil. 1899, p. 394". 
“ Similar to 7’. conspurcatella, but with more elevated spire, narrower umbilicus, and far wider spaced, oblique, 
cuticular riblets.” 
Diam, 3°1, alt. 2°8 millim. Whorls 44. 
Hab. Cuntrat Mexico: Uruapam, Morelia, Patzcuaro, and Huango [ Huingol, State of 
Michoacan (Mr. & Mrs. Rhoads 1). 
The same author indicates also a species allied to 7. ceca from Morelia, Michoacan, 
but does not name it. 
Patula (Thysanophora) paleosa (p. 129). 
Patula paleosa, Fischer & Crosse, Miss. Scient. Mex., Moll. ii. p. 664, t. 71. figg. 10, 10 a-c’. 
' These authors’ specimens were from Jalapa, whence I have already recorded the 
species. 
HELIX (p. 129). 
Subgen. ACANTHINULA (p. 130). 
Helix punctum (p. 131). 
To the localities given, add :— 
Hab. Crntrat Costa Rica: San José, under dead leaves (Biolley); San Francisco 
Guadelupe, near San José, in hedges, 1200 metres (Pittier). 
Helix guatemalensis (p. 132). 
Helix guatemalensis, Fischer & Crosse, Miss. Scient. Mex., Moll. ii. p. 664, t. 71. figg. 9, 9a, b°*. 
Subgen. Tricuopiscina (p. 133). 
Pilsbry, in Tryon’s ‘ Manual of Conchology,’ (2) ix. pp. 196-199, places Trichodiscina 
as a section of the larger genus Epiphragmophora, Doring (subdivision ‘“ Belogona 
Euadenia” of the Helicide), which comprises many Campylea-like South-American 
species of the old genus Helix; but he remarks, at the same time, that 7richodiscina 
cannot be certainly placed till its anatomical characters are better known. 
Helix cordovana (p. 135). 
Helix (Trichodiscina) cordovana, Rolle, Nachrichtsbl. deutsch. malak. Ges. 1895, p. 130°. 
To the localities given, add :— 
Hab. [E. Muxtco:] Atoyac (Hoge). 
S.W. Mexico: Colima (folle ®). 
