354 
intus livida, bidentata; labro calloso subreflexo‘ — Long. 10, 
diam. 5’. 
38. Auricula nitens Lam. 
39, Auricula monile Lam. 
ß. oblonga. 
40. Auricula nov. spec,? 
41. Planorbis havanensis Pfr. — Testa discoidea, inferne 
parum, superne magis concava, pallide cornea; anfraet. 4 re- 
gulariter crescentibus, teretibus; apertura lJunata, — Diam. 5, 
alt. Du, 
42. Planorbis lucidus Pfr. — Testa orbiculari, superne 
convexa, subtus concaya, fragili, lucide cornea; anfract. 4 
subaequaliter crescentibus, ultimo ad basin obsolete angu- 
lato. — Diam. 3, alt. 1%, 
43. Planorbis albicans Pfr. — Testa orbiculari, ARE 
umbilicata, solidula, albicante vel pallide fulvicante, anfract, 
3 teretibus; Jabro subincrassato albo; apertura subovata. — 
Diam. 21, alt. 1“. — DemPl. albus (hispidus) am nächsten 
verwandt. 
44. Planorbis tumidus Pfr. — Specimina incompleta, Pl. 
fragili affınia. 
45. Physa eubensis-Pfr. — Testa sinistrorsa ovali, solidula 
fusco-cornea; anfract. 5 striatis, interdum subvaricosis, ul- 
timo inflato; columella callosa, torta; apertura ovato-oblonga. 
Long. 6, diam. 33 °— Sehr ähnlich unsrer europäischen 
Ph. acuta Dr. 
46. Limnaeus eubensis Pfr. — Testa ovato-conica, pallide 
cinereo-fulvescente, minutissime decussatim striata; anfract. 
5.convexiusculis, ultimo subperforato; labro acuto, ad um- 
bilieum reflexo, marginibus callo albo junctis; fauce fulva. 
— Long. 5, diam. 3%, — Steht der Form nach zwischen 
L. pereger und minutus in der Mitte, 
47. Helicina. adspersa Pfr. — Testa depresso-globosa, so- 
lida, albida, faseiis irregulariter rufo adspersis ornata; an- 
fract. 5 vix convexis; callo columellae lato, albo, ad 'angu- 
lum inferiorem labri incrassato et in peristoma. album pa- 
tulum transeunte; apertura subtriangulari, intus rufa. — 
Diam, 8, alt, 6. — Operculum purpureo-rufum, margine 
pallidiore. 
