23 



N. talyschanus Bttg. Differt a N. obscuro t. elongato- 

 fusif., sordide olivacea, passim strigis angustis pallidis, sp. 

 gracili, acutiore, aiifr. l^j^, penult. quam ult. latiore, ap. mi- 

 nore, angustiore. L. 9, d. 3, ap. 1. 2^/^ mm. (Caucasiis). 

 Jahrb. 1880, 1886 c. f. (Btfg.) 



N. benjaniiticus (Rotb) Bens. T. perf., elongato-ovato- 

 conica, ferruginea, ad ap. pallida, subplicato-striatula, sp. sen- 

 sim atteuuata, sat gracili; anfr. 6, subconvexi, ult. subtus ro- 

 tuudatus; ap. ovalis, callo par. tenui, perist. recto, acuto, marg. 

 colum, superne lato, expanso. L. TV/^, d. 3, 1. ^'/^ 

 {Palcest., Transcauc.) Ann. Mag. 1859. Ic. f. 2042. (Kob.) 



mm. 



(8.) 



N. niartensianus Anc. T. rimata, conica, obtusa, stria- 

 tula, e corneo pallide .violascens; anfr. 5 '/2 ult. basi rotunda- 

 tus, saccatus; ap. ovata, perist. expansiusculo, tenui, albo, marg. 

 approximatis, exter. valde arcuato, colum. dilatato, patente. 

 L. 9, d. 5, ap. 1. 4 mra, (Turkesta7i). Bull, Fr, 1886. Ic. f. 

 591, (Mts,) 



N. kuldshanus (Mss,) Mts. T. perf., conico-ovata, con- 

 fertim striatula, corneo-albida, substrigata, sp. conica; aufr. 7, 

 convexi, sut. tenui, profunda, superi celeriter crescentes, duo 

 prseult, turgidi, ult. supra planatus, ascendens, basi saccatus; 

 ap. lata, callo par. tenuiss., perist. undique expanso, tenue la- 

 biato, marg. exter. regul. arcuato. L. 9 — 10, d. 5 — 6, ap. 1, 

 4 mm. (Asia centr.) Centralas. Moll., 1882 c. f, Ic, f, 595. 



N. COniculns Mts. T. subumbilicata, conica, slriatula, 

 superne corneo-fulva, infra albida, strigis raris latis violascenti- 

 bus; anfr. 5*/j, convexi, sat celeriter et reguL crescentes, ult. 

 basi angulatus, planatus, saccatus, superne ascendens, sut. pro- 

 funda; ap. ovato-rotundata, perist. expansiusculo, tenuiusculo, 

 albo, marg, approxiraatis, exter. valde arcuato, colum, dilatato. 

 L. 6, d. 4, ap. 1, 3^/2 mm. (Asia centr.) L, c. 1882 c. f, Ic. 

 f, 593. 



N. herzi Bttg. Differt a B. coniculo t. distinctius um- 

 bilicata et striata, apice acutiore, anfr. ult. rotundato, non 

 ascendente, basi non angulato, ap. basi valde recedente, perist, 

 simplici, tenui, marg. valde approxiraatis, exter, circulari, colum. 

 e basi valde dilatato sinistrorsum protracto. L. 7 — 7'/j, d. 

 4'/j, ap, 1. 3 mm. (Persia hor.) Zool, Jahrb. 1889 c, f. (Bttg.) 



(9.) 



N. asiaticus (Mss.) Mts, T, oblongo-ovata, subtiliter 

 striatula, corneo-fuscescens, concolor, sp, attenuato-conica; anfr. 



