GUDE: ADDITIONS TO THE GENUS STREPTAXIS. 327 
6. Happra virrina, Wagner. 
Helix vitrina, Wagn.: Hidalgo, Obras Malac., pt. ili (1893), p. 84, 
No. 34. 
Streptaxis (Ammonoceras) vitrina, Hidalgo: ib., p. 128. 
SCOLODONTA, Doring. 
(Ante, p. 236.) 
7. ScoLoponTa TROCHILIONEIDES, Orbigny. 
Ielix trochilionetdes, Orb.: Hidalgo, Obras Malac., pt. iii (1893), 
p. 86, No. 42. 
Streptaxis (Ammonoceras) trochilionerdes, Hidalgo : ib., pp. 128 and 138. 
Hab.—Peru: Lima, 
EXPLANATION OF PLATE XII. 
Figs. 1-3. Streptaxis lation, n.sp. 
4 
a : ep », aperture, x 2. 
So Oe 5 Da- Coste, n.sp. 
», 8-10. a obtusus, Stol. 
», Ll-13. st Thebawi, Godw.-Aust. 
»,- 14-16. 9 pleurostomoides, 0.sp. 
Ag Weal a Prestoni, n.sp. 
», 20-22. ac porrectus, Pir, 
