TRUNCATELLA. 193 
infra medium plerumque laevigatus, basi breviter compresso- 
carinatus; apertura subverticalis, oblique fere elliptica, basi 
subeffusa; perist. simplex, continuum, expansiusculum, margine 
dextro crista levissima cincto. — Long. 4!/,—5, diam. 11/—2 
mill. Ap. 12/;, mill. longa. (Coll Nr. 15.) 
Truncatella pulchella Pfr. in Wiegm. Arch. 1839. I. p. 356.*) 
-— — Pfr. im Zeitschr. f. Malak. 1846. p. 186. 
— — Jay Catal. 1850. p. 252. n. 5773. 
— — Shut(l. Diagn. n. Moll. Nr. 7. p. 155. 
— — Poey Memor, I. p. 393 exclus. synon. 
— — Küst. Mon. p. 10. n. 6. t. 2. f. 11—-15. 
— — H. et 4. 4dams Gen. vec. Moll. II. p. 311. 
B. Distinctius costata, peristomate subduplicato. 
Habitat in insula Cuba (prope Matanzas et Cardenas!), in 
insulis Jamaica, Portorico et St. Thomas (Shuttleworth). 
Obs. Juniorum testa turrita 7 anfractuum 5 mill, longa. 
16. Tr. elongata Poey. 234 
T. subrimata, elongata, turrito-eylindracea, truncata, soli- 
dula, costulis filaribus, confertissimis, rectis sculpta, albida (?); 
sutura simplex; anfr. superst. 7 modice convexi, lente accres- 
centes, ultimus basi non compressus; apertura verticalis, ellip- 
fica; perist. simplex, continuum, vix expansiusculum. — Long. 
fere 6, diam. 1!/, mill. Ap. l!/j mill. longa. (Coll. Nr. 16.) 
Truncatella elongata Poey in litt. 
Habitat in provincia orientali insulae Cubae. 
Obs. Specimina pauca emortua hucusque vidi, a Cl. Poey commu- 
nicata. 
* * 
* 
!. Fr. modesta €. B. Adams. 7 235 
T. perelongata, adulta truncata, ovato-conica, costis circa 
21 compressis prominentibus, strias numerosas spirales in- 
terrumpentibus sculpta, lutescenti-cornea; spira subcurvilinearis; 
anfr. superst. ( modice convexi, superne albo-marginati; aper- 
tura subovalis, antice leviter angulata. — Long. (spec. trunco.) 
0,175; lat. 0,06; long. apert. 0,045 poll (Ex descriptione 
Adamsiana.) 
*) Testa imperforata ovato-cylindrica, gracili, pellucide fulva; anfract. 4 
minutissime striatis, ad suturam subcrenulatis, ultimo semistriato ; peristo- 
mate crasso, albido; apertura subelliptica. — Long. 2, diam. !/, lin. (L. Pfr. 
l. c.) 
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