CYCLOPHORUS §. 2. 43 



10. pieturaliis Pfr. (Proc. 1852. p. 62. — Ch. ed. 



nov. p. 34 7. — Gray Phan. p. 40. — Ad, Gen. 



p. 280.) Mou. p. 61. 



11. €. floridua Pfr. 



T, anguste umbilicata, globoso-turbinata , tenuiuscula, 

 oblique levissime striatula, albida, maculis sagittaeformibus 

 fuscis, interdum in strigas angulosas confluentibus conspersa; 

 spira turbinata, acutiuscula, apice saepe nigro-cornea; anfr. 

 5 convexi, ultimus rotundatus, infra peripheriam fascia casta- 

 nea, deorsum dissoluta, taeniatus; apertura obliqua, subcircu- 

 laris ; perist, simplex , breviter expansum , marginibus callo 

 brevi junctis, sinistro subreflexo, — Operc? — Diam. maj. 30, 

 min, 24, alt, 20 mill. Ap, 16 mill. longa, (Mus. Cuming.) 

 Cydostoma floridum (Cyclophorus) P/7*. in Proc. Zool. Soc. 1854. p. 300, 

 ^, Peristomate extus patente, antice in tubuni producto. (Coil. Nr. 51.) 

 Habitat Siam (Haines). 



12. C? aequivociis Pfr. 



T. impervie umbilicata, globoso-turbinata, sublaevigata, 

 (detrita) rubella, castaneo obsoletc trifasciata; spira turbinata, 

 acutiuscula; anfr, S'/^ convexi, ultimus turgidus, infra medium 

 obsoletissime angulatus; apertura verticalis, circularis; perist. 

 duplex: internum porrectum, igneo-fuscum , externum latius- 

 cule et horizontaliter patens, ad anfr. contiguum excisum. 

 — Operc, ? — Diam, maj. 28, min. 20, alt. 20 mill. Ap, 

 intus 12 mill, diam, (Mus, Cuming.) 



Cyclostoma aequivomm (Cyclophorus?) Pfr. in Proc. Zool. Soc. 1857. 

 p. 112. 

 Habitat in insula Madagascar? 



Obs. Habitu generi Cyclostonio similis, sed peristomatis formatione ab 

 omnibus illius generis siieciebus cognitis abhorrens. 



13. C. exal<a(u» Plr. 



T. umbilicata, globoso-turbinata, tenuiuscula, obHque 

 striata , nigro-castanca , strigis angulosis paUidis notata ; spira 

 elevato-turbinata, acutiuscula; anfr. 5 regulariter accrescentes, 

 convexi, ultimus rotundatus, peripheria pallide subfasciatus; 

 apertnra vix obliqua, subcircularis , intus coerulescenti-albida ; 

 perist, simplex, album, marginibus callo brevi junctis, dextro 

 perarcuato, breviter expanso, sinistro supra partem umbiHci 

 perangusti fornicatim patente. — Operc. ? — Diam, maj. 25, 

 min. 21, alt. li) mill. cMus, Cuming.) 



