GASTROPODA (pULMONATA) . 
181 
all teeth of the radula dagger-shaped, the median very short, rhombic ; 
front part of the animal elongated. S. semperi, sp. n.. Sierra de Cordova, 
Argentine States ; A. Doring, Bol. Ac. Cordova, i. pp. 438-441, with a 
woodcut representing the radula. . 
Ammonoceras (Pfr.). All teeth spiniform, median small. Type, A. 
ammoniformis (Orb., as Helix), Sierra de Tucuman ; id. 1. c. p. 440. 
JEnnea hulhulus (Morelet) and michaui (Crosse & Fisch.). Michau has 
observed at Pulo Condore, that both are viviparous and bear only one 
young at a time. Morelet, Series Conch, iv. pp. 268 & 270. 
jPmwcma (Paladilhe, 1872 ; Zool. Rec. x. p. 171) = (Benson, 
1864), and should probably ,^be placed near Streptostele. The species 
from Aden, F.scalaris (Palad.), appears to be distinct by its costulation 
from the smooth Indian C. scalaria (Bens.) j Blanford, J. A. S. B. 
(n.s.) xlv. pt. 2, pp. 41-44. 
VlTRINIDiB (OxYGNATHA). 
Limax hocagii^ Luso da Silva, J. Sc. Lisb. iv. p. 244 [1873], Portugal ; 
L. montanus, Ingersell, Ann. Rep. U. S. Geol. & Geog. Survey of the Ter- 
ritories for 1873 [1874], p. l30 (animal, radula, and genital system), 
Binney, Ann. Lyc. N. York, xi. p. 169, pi. xii. fig. 4, and pi. xvii. fig. D, 
Colorado : spp. nn. 
Limax drgentinus (Strobel) ; Strobel, Mat. malac. Argent, pt. iii. pi. i. 
fig. A, internal shell. 
Agriolimax meridionalis, sp. n., Doring, Bol. Ac. Cordova, i. p. 434, 
Sierra de Cordova, Argentine States, near agrestis (L.), bu,t distinct by 
the want of the tripartite appendage to the male generative organs. 
Parmarion heccarii and dorioe^ Issel, Ann. Mus. Genov, vi. [1874] 
pp. 386 & 388, Sarawak, Borneo ; P. ruhrum\_-er], H. H. Godwin- Austen, 
J. A. S. B. (n.s.) xliv. pt. 2, p. 6, pi. ii. fig. 4, Naga Hills, described frona 
living specimen : spp. nn. 
Vitrina russeola and unguiculus (Morelet, 1865); Morelet, Series Conch, 
iv. pp. 242 & 243, pi. xii. figs. 6 & 7, Cochin China. 
\_Helicarion] Vitrina cochincJiinensis (Morelet, 1866), from Cochin China, 
figured for the first time ; id. 1. c. p. 241, pi, xii. figs. 7, 6 &1. 
Helicarion shillongense and hrunneum, Shillong, Khasi Hills, nagaense^ 
Naga Hills, spp. nn., solidum (Godw. Aust., 1872), Assam [-is and -ws, 
Helic-Arion, Fdr.], and gigas (Bens.), described and figured from living 
animals by Godwin-Austen, J. A. S. B. (n.s.) xliv. pt. 2, pp. 4-7, pi, ii. 
figs. 1, 2, 3 & 5. 
Nanina radians (Pfr.), conula (Pease), and caZcwZosa (Gould). Jaw 
and radula ; Binney, Ann. Lyc. N. York, xi, p. 168, pi. xvi. fig. 1, tho 
last viviparous. 
Nanina decrespignii (Higgins) figured; A. Issel, Ann. Mus. Genov, 
[1874] p. 392, pi; V. figs. 13-15, Sarawak, Borneo. 
Nanina suhcircula (Mouss.). Radula ; Binney, P. Ac. Philad. 1875, 
p. 248, pi. XX. fig. 1. 
Helix {Nanina) atricolor, H. H. Godwin-Austen, J. A. S. B. (n.s.) 
jdiv. pt. 2, p. 2, pi. i. fig. 2, animal quite black; North Cachar Hills; and 
