508 PARTULA §. I. 



trifasciata ; spira clongato-conica , acutiuscula ; sutura levis, 

 albida; anfr. Sy^ vix convexiuscuii, ultimus spira brevior, basi 

 subcompresso-rotundatus; columella oblique procedens, superne 

 leviter plicata; apcrtura parum obliqua, angusta, Iruncato-ob- 

 longa, callo dentiformi profundo anfractus penultimi coarctata; 

 perist. callosum, album, undique expansum et reflexiusculum, 

 margine dextro superne sinuato. — Long. 22, diam. lOYg milL 

 Ap. c. perist. 11 mili. longa, intus 5 lata. (Mus. Cuming.) 

 Partida slenostoma Pfr. in Proc. Zool. Soc. 1855. p. 97. 



— — Pfr. Novit. conch. L p. 6 1. n. 1 1 . t. 1 7. f. I 6. \ 7. 

 Habitat . . .? 



7. lineata Less. (Coll. 4. — Rv. n. 7. t. 2.) Mon.UI. p. 449, 



8. P. suturalis Pfr. 



T. anguste perforata, oblongo-conica, tenuis, spiraliter di- 

 slincte striata, fulvo-lutea, strigis castaneis irregulariter picta; 

 spira convexo-conica, acuta; sutura fiio albo marginata; anfr. 

 5^2 convexiusculi, ultimus spira vix brevior, superne subtur- 

 gidus, basi attenuatus; columella subsimplex, fere verticalis; 

 apertura vix obliqua, truncato-oblonga; perisL album, tenue, 

 margine dextro anguste expanso, superne sinuato, columellari 

 dilatato, fornicatim reflexo. • — Long. 19, diam. 9 mill. Ap. c. 

 perist. 10 mill. longa, intus 4^3 lata. (Mus. Cuming.) 

 Partula sutiiralis Pfr. in Proc. Zool. Soc. 1855. p. 98. 



— — Pfr. Novit. conch. L p. 62. n. 1 02. l. I 7. f. i 8. 1 9. 



Habitat . . .? 



9. comprcssa Pfr. (Goll. 5. — Bv. n. 20. t. 4.) . . Mon.IlI. p. 447. 



10. P. Macgillivrayi Pfr. 



T. late et compresse umbilicata, conica, tenuiuscula, stria- 

 tula et sub lente striis spiralibus confertis sculpta, albida, strigis 

 lutescentibus fasciisque oijsolctis notata; spira elongato-conica, 

 acutiuscula; anfr. 5 vix convexiusculi, ultimus spiram subae- 

 quans , antice subascendens , basi saccatus ; columella leviter 

 arcuala , in fundo leviter plicata ; apertura parum obliqua, 

 truncato-oblonga; perist. album, tenue, aequaliter subrectangule 

 expansum. — Long. 23, diam. H mill. Ap. c. perist. 12^2 miU. 

 longa, 91/3 lata. (CoIL Nr. 6.) 



Partula Macgillivrayi Pfr. in Proc. Zool. Soc. 1855. p. 97. 



— — Pfr. Novit. conch. I. p. 6L n. 100. t. 17. 



f. 14. 15. 

 llabitat in Novis Hebridis (Macgillivray). 



