428 Binney's Monograph of the Helices 
French species, but, Draparnaud's name for the same 
shell (H. conóidea) having universally obtained, the 
d pnt name can be retained for our — 
43. HELIX ALTERNATA. 
Plate XXV. 
teatà orbignlato-depressá ; laté et profondé cmbiliestà; Ais 
Media. obliquis, crebris, scabrá ; albido et rufo alterné coloratà; ob- 
scuré fasciatà ; apertura circulari ; labro tenui, acuto. 
Synonyms AND REFERENCES. | 
Helix alternàta, Say. Nich. Encyc., Am. edit., IV. 
PU 3., fig. 9. 
Férussac. Hist. des Moll. Pl. LXXIX., Jet, 
8, 9, 10. 
Deshayes. Encyc. Méth, Vers, I1: 253. 3 
Helix seabra, Lamarck. Anim. | sans Vert., 2d edit., 
Lister. T.70., fig. 69. 
DESCRIPTION. 
Animal. Head and tentaculæ light slate-color, 
back brown, remainder of upper surface brownish- 
orange, eyes black, base of foot greyish-white, collar 
saffron. Superior tentacule one third of an inch 
long, blackish. at the extremities. Foot not much 
exceeding in length the diameter of the shell, and 
terminating in a broad, obtuse, and flat extremity. 
A light marginal line runs along the edge of the foot 
from the head to the posterior part, those of the two 
sides meeting in an acute angle. 
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