46 Moll. 
M0LLU8CA. 
IV. — First whorls crenated : B. rosaceus (Eiog), crenulatus (Pfr.), 
pachychilus (Pfr.). 
V. — First whorls finely striated : B. lutescens (King) with var. australis 
[= dorhignii^ Doring, see infra\ and globosus, sp. n., pi. xl. figs. 
2 & 3, locality unknown. 
Martens, in Pfeiffer’s Novitat. Conch, v. pp. 1-26, pis. cxxxviii-cxli. 
Bulimus lutescens var. n. cordillerce^ Sierra de Cordoba, B. dorhignii, 
sp. n., = nucleus of Orbigny and Strobel, nec Sow., Northern Patagonia, 
and B. lorentzianus, sp. n., Sierras de Tucuman, Salta and Jujuy, Argen- 
tine States ; Doring, Bol. Ac. Cordova, ii. pp. 335-337. 
Bulimus (Orphnus) tupacii (Orb.), some varieties from the eastern 
slope of the Cordilleras described, jaw with 16-18 ribs; id. 1. c. 
pp. 338 & 339. 
Bulimus [Macrodontes) cordovanus (Pfr.) & var. n. stelzneri, jaw with 
15 strong ribs, locality western slope of the Sierra de Aconjigasta, 
Argentine States ; id. 1. c. pp. 332 & 333. 
Odontostomus achalanus, 2 >opanus, aconjigastanus, multispiratus, hergi, 
salinicola, chancaninus^ champagnianus, and reticulatus, spp. nn., id. 1. c. 
pp. 324-331 ; jaw of some species described, with 11-13 strong ribs. 
Plagiodontes, new group of Bulimus^ separated from Odontostomus : 
shell ovate, aperture with many teeth and a transverse plait behind ; 
jaw strongly ribbed. Confined to the countries of the La Plata Hiver 
from 27^ N. lat. to the borders of Patagonia. Type, P. dentatus (Wood), 
also dcedaleus (Desh.), & P. hrackebuschi and weyemberghi, spp. nn., 
Sierra de Luis and Sierra de Aconjigasta. Id. 1. c. pp. 318-322. 
Bulimus rhodotrema (Martens, 1868) = tripictus (Albers, 1857), 
Costa Rica, belongs perhaps to Plectostylus ; Martens, JB. mal. Ges. iii. 
p. 256. 
Limicolaria rubicunda (Shuttl.) : living animal figured from a draw- 
ing by Prof. Buchholz, MB. Ak. Berl. 1876, p. 258, pi. iii. fig. 4. 
Achatina marginata (Swains.) var. and balteata (Rv.) : living animal 
figured from a drawing by the late Prof. Buchholz, 1. c. p. 257, pi. ii. 
figs. 1 & 2. 
Achatina pulchella^ sp. n.. Martens, tom. cit. p. 258, pi. iii. figs. 1 & 2, 
Bonjongo, Camaroon Mountains. 
Pseudachatina downesi (Gray) ; living animal figured from a drawing 
made by Prof. Buchholz, 7. c. p. 259, pi. ii. fig. 3. 
Perideris solimana (Morelet) : neck of the living animal very long, 
deep green, hinder extremity of the foot truncated, from a drawing 
made by Prof. Buchholz ; Martens, 1. c. p. 259, pi. iii. fig. 5. 
Perideris torrida (Gould), interstincta (Gould), mucida (Gould), and 
auripigmentum (Reeve), including vignoni (Morelet), Western Africa, 
Dohrn in Pfeiffer’s Novitat. Conch, iv. pp. 161-164, pi. cxxxvii. 
figs. 1-7. 
[^Rhachis'] Buliminus palleus (Jonas) = Jinschi (Dohrn) ; Pfeiffer, 
Novitat. Conch, iv. p. 165, pi. cxxxvii. figs. 11-14, Guinea. 
Buliminus oxianus, sp. n.. Martens, JB. mal. Ges. iii. p. 335, pi. xii. 
fig. 8, Eastern shore of the Caspian Sea. 
l^Buliminus'] Bulimus semanni, Morelet (1873), ? = bourguignati (Le- 
