HELIX §. 65. 171 



1066. H. velutina Lamarck. 



T. perforata, depresse orbiculato-convexa, tenuis, minu- 

 tissime subreticulatim striata, epidermide lutescente in laminas 

 breves subbullatim elevata induta, sericeo-nitens; spira vix 

 elevata, obtusa; sutura profunda; anfr. 5 convexi, lente accre- 

 scentes, ultimus non descendens, tumidulus, basi subplanu- 

 latus; apertura vix obliqua, lunaris; perist. siniplex, acutum, 

 margine columellari reflexo, subincrassato, perforationem semi- 

 occultante. — Diam. maj. 13, min. IIV^, alt. 8 mill, (Goll. 

 Nr. 524.) 



Helix velutina Lam., Pfr. Mon. I. p. 193. n. 499. III. p. 149. 



n. 792. 



— — Chemn. ed. nov. Helix U. p. 269. 



— — Shuttl. Diagn. n. Moll. Nr. 6. p. 131. 



— — Reeve Conch. ic. n. 1299. t. 187. 



— — (Phaedra) P/"r. Vers. p. 134. 



Habitat in insula Portorico. 



Obs. Superficies sub tacfu quasi velufina, sed non pilosa, ut in 

 Chemn. nova edit. ex Delesserti opere delineata est. 



1067. H. serta Albers. 



T. subobtecte perforata, globoso-depressa, tenuis, rugulosa, 

 plicato-striata, nitidula, corneo-flavida, strigis pallidioribus et 

 fascia interrupta fusca ornata; spira parum elevata, obtusula; 

 anfr. 4 convexiusculi, celeriter accrescentes, ultimus antice bre- 

 viter descendens, basi convexus; apertura diagonalis, lunato- 

 rotundata, intus submargaritacea; perist. sublabiatum, marginibus 

 conniventibus, dextro recto, basali breviter reflexo, columellari 

 perdilatato, albo, fornicatim reflexo, umbilicum fere tegente. — 

 Diam. maj. 16, min. 13, alt. 10 mill. (Coll. Albers.) 



Helix serta Albers in Malak. Bl. I. 1854. p. 215. 



— — Pfr. Novit. conch. I. p. 45. n. 78. t. 12. f. 8 — 10. 



— — (Phaedra) Pfr. Vers. p. 134. 



Habitat in insulis Promontorii Viridis. 



Obs. Primo aspectu H. adoenam WB. in menteni vocal. 



1068. H. Tollini Albers. 



T. obtecte subperforata, globoso-depressa, tenuiter striata, 

 sub lente striis exilissimis spiralibus utrinque decussatula, niti- 

 dula, diaphana, fusco-cornea; spira brevissime conoidea; sutura 

 impressa, submarginata; anfr. 5 convexiusculi, ultimus rotun- 

 datus, non descendens; apertura verticalis, late lunaris; perist. 

 tenue, marginibus vix convergentibus, dextro recto, columellari 



