64 Moll 
MOLLUSCA. 
(Parr.) = olscurata (Benoit), halmii (Potiez), nitens^ var. hiulca (Jan.), 
duboisi (Charp.),^Z/cwm (KrYa.),mingrelica (Mouss.), Jcoutaisiana (Mouss.), 
selecta (Mouss.), natolica (Albers), cellaria, var. sancta (Bourg.), villce 
(Mortillet), djurjurensis (Debeaux), draparnaldi (Beck), with var. hlauneri 
(Shuttl.), farinesiana (Bourg.), septentrionalis (Bourg.), achlyophila 
(Bourg.), nitelina (Bourg.), jehusitica (Roth), camelina (Bourg.), ercica 
(Bourg.) = glaherrima (Benoit), planella (Pfr.), opaca (Shuttl.), mar- 
garitacea (Ad. Schmidt), alicurensis (Benoit), pictavica (Bourg.), novar- 
rica (Bourg.), and alliaria (Miller) : Kobelt, Iconogr. vi. pp. 15-36, 
pis cliv.-clix. figs. 1568-1624, Europe and neighbouring shores of Asia 
and Africa. 
Hyalina henoiti (Villa, MS.), Sicily, icterica (Tiberi, MS.), Naples, 
moussoni, sp. n., Constantinople, drapamaldi, var. n. syriaca, and min- 
grelica, var. n. intermissa (Mouss., MS.), Mingrelia ; Kobelt, 1. c. pp. 17, 
19, 22, & 26, pis. clv.-clvii. figs. 1571, 1575, 1584, 1585, & 1597. 
Hyalina icterica, sp. n., Tiberi, Moll. terr. Nap. p. 5, pi. i. fig. 1, Naples, 
Abruzzo, Calabria. 
Hyalina pura (Aid.), hammonis (Strom), and eajcava to .(Bean), distin- 
guished by their radula ; Shopman, Nachr. mal. Ges. 1878, pp. 52-54. 
Hyalina. Six species from Transylvania characterized and discussed 
by C. Jickeli, Verb, siebenb. Ver. xxviii. pp. 122-125. 
Hyalina mariannce, sp. n., Westerlund, Nachr. mal. Ges. 1878, p. 108, 
D6p. Gers, France. 
Hyalina etrusca, Arno River, alleryi, Sicily, caretii and fragrans, Cala- 
bria, spp. nn., Paulucci, Mat4riaux, &c. [not seen by the Recorder], & 
JB. mal. Ges. v. pp. 355 & 356. 
Hyalina uziellii (Issel) found alive at S. Gemignano, Val d’Elsa, 
Tuscany ; Paulucci, Bull. Soc. mal. Ital. iii. p. 165. 
Hyalina osoriensis, Gran Canaria Island, and mellissi, St. Helena, 
spp. nn., Wollaston, Test. Atlantica, pp. 319 & 536. 
Hyalina {Vitrea') effusa, sp. n., Bottger, Nachr. mal. Ges. 1878, p. 122, 
Transcaucasia, 4500 feet above the sea. 
j^gopina, subg. n. for Hyalina olivetorum (Gm.) and allied European 
species, distinct from the North American Mesomphix ; Kobelt, Iconogr. 
vi. p. 15. 
Zonitoides nitidus, var. n. borealis, Clessin, Mal. Bl. xxv. p. 69, pi. iii. 
figs. 4 & 5, Galtstrom, Sweden, 62° N. lat. 
Conulus fulvus (Drap.), variety [?], with internally and toothed aper- 
ture, observed at Cincinnati ; the teeth may protect the living animal 
against the attacks of grubs : Doherty, Q. J. Conch. 1878, No. 15, pp. 344 
& 345. 
[Conulus] Zonites stearnsi, sp. n., Bland, Ann. Lyc. N. York, xi. [1875] 
p. 76, fig. 3, & Binney, Terr, airbr. Moll. p. 128, fig. 46, Astoria, Oregon. 
• Pfeifferia, see Cochlostyla. 
Aulacognatha. 
G. Pfeffer defines this family, which he calls Helicacea, as follows : 
— J aw usually radiately sculptured ; the lateral teeth inclined to multi- 
