413 
414 
252 TUDORA $8.2. 3. 
Cyclostoma  Chemnilzii Som. 'Thes. N. 140. p. 141. t. 28. f. 155. 156. *) 
— — Chemn. ed. II. N. 88. p. 92. t. 12. f..32. 33. 
C hoanopoma interruptum var. min. Gray Catal. Cycloph. p. 54. 
Tudora? Chemnitzii Pfr. Consp. N. 368. 
Habitat in. Africa meridionali. (Sow.) 
$. 3. 
15. 'W. mobilis EP*fr. 
T. perforata, ovato-turrita, solida, longitudinaliter confer- 
tim filoso-plicata, parum nitida, fusco-violacea ; spira elongata, 
coniea, integra, obtusula; sutura confertissime albo-crenulata ; 
anfr. 7 modice convexi, ultimus antice breviter solutus, basi 
concentrice striatus; apertura verticalis, irregulariter ovalis, 
intus fusca; perist. album, duplex : internum breviter porrec- 
tum, expansiuseulum, marginibus superne angulatim junctis, 
columellari brevissime arcuato, externum undique breviter 
patens. — Opere. paucispirum, profunde oblique suleatum. — 
Long. 32, diam. 15 mill Ap. intus 1l mill. longa, $9 lata. 
(Mus. Cuming.) 
Cyclostoma nobile ( Tudora) Pfr. in Proc. Zool. Soc. 1852. 9 Mart. 
— —  (Chemn.ieds II:-N:89903062:471-. 1:49/72898: 
Habitat in insula Haiti (allé). 
16. T. violacen Pfr. 
T. subobtecte perforata, ovato-turrita, truncata, solidula, 
lineis elevatis spiralibus. et confertioribus longitudinalibus ob- 
longo- granulata, haud seabra, non nitens, saturate violacea; 
spira turrita, truncata; anfr. superst. 4'/, convexi, ultimus 
rotundatus; apertura subverticalis, angulato-ovalis; perist. 
duplex, album, continuum :internum expansiusculum, adnatum, 
externum margine dextro subincrassatum, anguste angulatim 
patens, columellari in laminam sinuosam, perforationem oceul- 
tantem, nec claudentem dilatatum. — Operc. ut. 7. fausciae. — 
— Long. 20, diam. 1l mill Ap. 7'/, mill. longa, 5'/, lata. 
(Mus. Cuming et Coll. Nr. 180.) 
*) T. oblonga, subconoidali, apice decollato ; anfr. 4— 5 rotundatis, laevi- 
bus, fascia fusca spirali unica, vel fasciis 4 fuscis interruptis ; sutura distincta ; 
apertura subrotunda, superne subacuminata; peritremate dupliei, interno 
tenui, simplici, externo latiuseulo, subexpanso , superne subacuminato, 
flexuoso; umbilico minimo, (Sow. l. e.) 
