156 
MOLLUSCA. 
Parmacella olivieri (Ouv.) from Samarkand and Taschkent, young 
external and old internal shell and soft parts ; Martens, in Eed- 
chenko’s Turkest. Moll. p. 3, pi. i. fig. 1, with enumeration of the known 
species of the genus. 
Parmacella alexandrina (Ehrenb.) ; its shell described and distinguished 
from that of other species by Jickeli, Yerh. L. 0. Ak. xxxvii. pp. 33-35, 
pi. iv. fig. 4. 
Parmacella dorsalis^ sp. n., Mousson, JB. mal. Ges. i. p. 3, pi. i. fig. 1, 
Valleys of Mount Atlas, Morocco. 
Vitrina Mans (Riipp.), rueppelliana (Ptv.), jickelii (Krauss, MS.), sp. n., 
semirugata (Jick.), isseli (Morel., 1871) = martensi (Jick.), and varr. 
devexa (Jick., 1873) and cailliaudi (Morel., 1872) = planulata (Jick. 
1873), and helicoidea (Jick.), all from Abyssinia, described and figured 
by Jickeli, Ver. L. C. Ak. xxxvii. pp. 3G-44, pi. iv. figs. 6-12. 
A young Fiirma-like shell, set with granules arranged in spiral lines, with 
peculiar radula, found in the Bogos territory, N. E. Africa, described ; 
id. 1. c. pp. 45-47, pis. i. fig. 2, iv. fig. 13. 
Vitrina peguensis (Theob.), salius (Bens.), and cjiristiance (Theob.) 
figured ; Hanley & Theobald, Conch. Ind. pis. Ixv. figs. 2, 3, & 8, 9, Ixvi. 
figs. 7 & 10. 
Vitrina freycincti (F^r.) ; E. Smith, Moll. Voy. Ereb. & Terr. pl. iv. 
fig. 4. 
Vitrina (?) rugulosa, sp. n., 0. Koch, Karakusak, in the mountains of 
Kokand, and conoidea^ sp. n.. Martens, Valley of Sarafschan, in Fed- 
chenko’s Turkest. Moll. pp. 7 & 8, the latter pl. i. fig. 5. 
Ilelicarion pallens (Morelet) ; Jickeli, Ver. L. C. Ak. xxxvii. p. 48, 
pl. i. fig. 3 (radula), and pl. iv. fig. 14, Bogos. 
Macrocldamys sogdiana (Martens, 1869, as Helicarion) and turanica, 
sp. n.. Martens, in Fedchenko’s Turkest. Moll. pp. 5 & 7, pis. i. figs. 2 
&3 (shell), iii. fig. 37, genital organs. Valley of Sarafschan, Ferghana, and 
Taschkent. 
Microcystis abyssinica and vesti (Jickeli, 1873, as Uyalina (fully 
described by Jickeli, Ver. L. C. Ak. xxxvii. pp. 60-53, pl. iv. figs. 15 & 
16, Abyssinia, with notes on the foot, jaw, and radula of the last. 
Nanina (^Microcystis^ chamissoi (Pfr.), Dentition ; JBland & Binney, 
Ann. Lyc. N. York, x. p. 338, pl. xv. fig. 3. 
Nanina caldwelli (Bens.), rawsoni (Bard.), argentea (Reeve), impli- 
cata (Nevill), stylodon (Pfr.), and pMlyrina (Morelet). Dentition (that 
of the last-named different from the others) ; Binney, P. Ac. Philad. 
1874, p. 48. 
Nanina inversicolor (Fer.). Genital organs ; id. ibid. 
Nanina limbifera (Martens), fulvizona (Mouss.), wallacii (Pfr.), and 
semisculpta (Martens) ; Pfeiffer, Novitat. iv. pl. cxxviii. figs. 1-6. 
Hemiplecta beddomii^ sp. n., Blanford, Ann. N. H. (4) xiv. p. 406, 
Travancoro. 
Trochomorpha gorontalensis (Martens) ; Pfeiffer, 1. c. fig. 7, Celebes. 
Helix (Troch.) merzianoides, sp. n., Garrett, P. Ac. Philad. 1873, p. 237, 
pl. iii. fig. 72, Tahiti. 
Zonites algirus (L.) ; its spermatophore or capreolus described by 
