ALCADIA. 
225 
conoidea, acutiuscula ; anfr. 4 1 / 2 convexiusculi, ultimus spira 
altior, rotundatus ; columella recedens, callum emittens albidum, 
diffusum, basi in denticulum terminata; apertura obliqua, fere 
semicircularis ; perist. expansiusculum, margin e dextro superne 
antrorsum dilatato , basali incisura levi a denticulo columellae 
separato. — Operc. testaceum, tenue, albidum. — Diam maj. 5, 
mm. 4^, alt. 4 mill. (Coll. Nr. 156.) 
H diem a capax Gundl mss. 
Alcadin capax Pfr. in Maiak. Bl. IV. 1857. p. 113. 
Habitat prope Trinidad insulae Cubae. 
* 
22. minima ©i*!i. (Coll. 157. — Gray Phan. p. 302. 
— Ad. Gen. p. 307. — Pfr. in Mai. Bl. 1856. p. 
150. — Relic, minima Orb.) Mon. p. 412. 
23. pwsilia Ad. f (Gray Phan. p. 302.— Ad. Gen. 
p. 307. — Relic, pusilla C. B. Ad) ..... - - 413. 
15 
