HELIX t^. 19 97 



413. H. conspurcatella Morelet. -I* 



T. parvula, depressa, late umbilicala, superne vix con- 

 vexiuscula, subtus turgidula, membranaceo-striatella, cornea; 

 sutura profunda; anfr. 3 — 4 convexiusculi, ultimus antice sub- 

 dilatatus, supra medium angulatus; apertura subcircularis; 

 perist. simplex, acutum, marginibus expansiusculis. — Diam. 

 maj. 3V2, min. 2 mill. (Mor.) 



Helix conspurcatella Morelet Testac. noviss. II. p. 7. N. 87. 

 Habitat circa Merida Yucatanorum, sub lapidibus. 



414. H. varicosa Pfr. 



T. umbilicata, depressa, tenuiuscula, striatula, costis di- 

 stantibus varicoso-angulata, haud nitida, fusca; spira vix ele- 

 vata, obtusa; anfr. 4^/2 — planiusculi, ultimus non descen- 

 dens, depressus, basiplaniusculus; umbilicus mediocris, pervius; 

 apertura parvula, obliqua, lunaris; perist. simplex, rectum, 

 margine columeliari superne vix retlexiusculo. — Diam. maj. 

 3V27 iiiiii- 3V4, alt. vix 2 mill. (Mus. Cuming.) 



Helix varicosa Pfr. in Proc. Zool. Soc. 1851. 

 Habitat in Nova Seelandia (Strange). 



415. H. epsilon Ffr. 



T. umbilicata, depressa, tenuis, superne oblique et con- 

 fertim plicata, pallide cornea; spira convexiuscula ; anfr. 3^2 

 convexiusculi, ullimus non descendens, basi sublaevigatus; 

 umbilicus angustus, pervius; apertura parum obliqua, rotun- 

 dato-Iunaris; perist. simplex, rectum, marginibus conniventibus. 

 — Diam. maj. l^, niin. ly^, alt. Vs ^^^^- (Mus. Cuming.) 

 Helix epsilon Pfr. in Proc. Zool. Soc. 1851. Dec. 



Habitat in Nova Seelandia. 



* 



416. pusilla Lowe. (Coll. ^186. — Chemn. ed. nov. 



II. p. 135. — Patula Alb. p. 64.) Mon. I. p. 101. 



417. H. porcina Say. •!• 



T. parva, depressa; epidermis rugosa, setis numerosissi- 

 mis munita; anfr. 4, superne depressi, subtus rotundati, for- 

 mantes angulum obtusum paulo supra medium anfractus; um- 

 bilicus apertus, parviusculus, profundus; color lutescenti-brun- 

 neus. — Diam. 0,3. (Say.) 



Helioc porcina Say in Exped. to St. Peler's II. p. 257. t. 15. f. 

 2, teste De Kay New-York Moll. p. 45. 

 Ilabitat in Statibus Unitis. («N. W. Territory ».) 





ni. 



