70 Moll 
MOLLUSCA. 
Aulacognatha. 
Letourneuxia (Bourg,) == Geomalacus ; Morelot, J. de Conch, xxviii, 
p. 16. 
Aviolimax columhianus vai*. n. hecoxl, Wetherby, J, Cincinn. Soc. iii, 
p. 38, Santa Cruz, California. 
Patula lederl, sp. n., Bottger, 1. c, p. 380, Talysch, 
Helix, Palsearctic species : — 
Helix eclentula (Drap.) occurs in various parts of Styria, on the slopes 
of the mountains, much concealed, and is constant in form ; H. unidentata 
(Drap.), very variable, size of its shell independent of the height in which 
it lives ; and var, n. anodonta, without tooth in the aperture, Prebichel 
Pass, Styria. Tschapeck, JB. mal. Ges. vii. pp. 183-191, pi. vi. figs. 1-4. 
Helix hispida (L.), numerous varieties, Piedmont, H. glohus^ alluvial 
deposits of the Po, and segusina, Susa, spp. nn., Lessona, Atti Acc, Tor. 
XV. [1879] pp. 291-297, figs. 1-24, 25-27, & 30-33. 
Helix umbrosa (Partsch). Jaw partly goniognath ; Semper, Reis. 
Philippin. Landmoll. 5, p. 248, 
Bradybcena ciliata (Venetz, Helix). Jaw smooth; Lessona, Atti Acc. 
Rom. (3) vii. Mem. sci. fis. p. 349. 
Helix (Fruticicola) cemenelea (Risso) ~ galloprovincialis (Dupuy), dis- 
tinct from cantiana (Montagu), sub-alpine region of Alpes Maritimes, 
anconoi (Issel), with subvar.u. minor, same country, littoral, c^7^a^a (Stud.), 
plder diluvial deposits in the caves of Mentone, moutoni (Mittre) var, ii. 
subfossilis, same deposits, dicega (Bourg., 1877), sub-alpine region, felon- 
ensis (Mittre) var. n. crassilabris, same region ; Nevill, P. Z. S. 1880, 
pp. 117-119. 
Helix carthusiana (Miill.) var. n. arvensis, Pini, Atti Soc. Ital. xxi, 
1879, p. 621, Belgiojoso, Prov. of Pavia. 
Helix ousterea, monerebia, and gaudefroyi, spp. nn., near cemenelea 
(Risso), delceouri, ischnia, abebala, and euclastolena, spp. nn., neav perlevis 
(Shuttl.), and astenia, sp. n., near ielonensis, all from Corsica, Mabille, 
Guide Nat. 1880, No. 3. 
Helix martorelli (Bourg.) figured ; J. Martorell y Pena, Apuntos 
Arqueologicos (Barcelona : 1879). 
Helix {Tricliki) grannlata (Alder) w^v.epirotica (Mouss.), from Croatia; 
Bottger, JB. mal. Ges. vii. p. 227. 
Helix {Trichia) globula (Kryn.) probably = pisiformis (Pfr.), Trans- 
caucasia ; id. 1. c. p. 123. 
Helix (Monacha) schuberti (Roth), with varr. colchica (Mouss.) and 
circassica (Charp.), Transcaucasia; id. 1. c. pp. 124-126. 
Helix fruticum (Mull.) is placed by C. Semper in the genus Chlorcea, 
on account of its lobulate female appendicular gland ; the number of its 
sagittal glands varies from 3 to 1. Reis. Philippin. Landmoll. 5, pp. 
229-231. 
Helix (Fruticicola) arpatschaiana (Mousson) var. sewanica, Martens, 
Mel. Biol. X. p. 381, Sewanga Island, in Lake Goktscha, Armenia ; and 
