312 
641. 
642. 
645. 
656. 
657. 
WEST AMERICAN SHELLS 
V.iagersolli, Ancey, Nautilus XVI, p. 59. 
Genus, Holospira, Von Martens 
H. arizonensis, Stearns, U. S. N. M. XIII, 
p. 208. 
H. roemeri, Pfr., Nautilus XVI, p. 58. 
Family, sucCINIDAE 
Genus, succinea, Draparnaud 
S. avara, Say, Nautilus XJV, p. 125. 
var. vermeta, Say, Nautilus XIV, p. 125. 
var. guadalupensis, Dall. 
var. oregonensis, Lea. 
var. rusticana, Gould. 
S. nuttaliiana, Lea, Nautilus IX, p. 102; XV, 
psiZ9: 
S. silimani, Bland, Nautilus VI, p. 29. 
S. stretchiana, Bland, Nautilus VI, pp. 31 
and 72. 
S. chrysis, Westerl, Nautilus IV, p. 23; XII, 
pe B10: 
S. hawkinsi, Baird, Pro. Phila. Acad. Sci., 
1889, p. 209. 
S. annexa, Westerlund, Nautilus IV, p. 23. 
S. ovalis var. haydeni, W. G. B., Pro. Phila. 
Acad. Sci., 1889, p. 209. 
Family, vVAGINULIDAE 
Genus, vaginulus, [erussac 
V. olivaceus, Stearns, Pro. Phila. Aead. Sei., 
1889, p. 209. 
Family, ONCHIDIDAE 
Genus, oncnidena, Gray 
O. borealis, Dall, Nautilus V, p. 92. 
