V. 
H. assimilis, Dall, Nautilus IX, p. 181. 
H. corrugata, Gray, Nautilus LX, p. 131. 
H. cracherodii, Leach, Nautilus LX, p. 103. 
WEST AMERICAN SHEEES 
williamsoni, Dall, U.S. N. M. XV, p. 202. 
Family, HALIOTIDAE 
Genus, saliotis, Linne 
H. fulgens, Phil., N. M. XXII, p. 139. 
H. gigantea, Chem., Nautilus IX, p. 182. 
H. rufescens, Swains., Nautilus XVI, p. 84. 
iS: 
Ge} lac} Ins) ae} 
Ry & 
Sh 
ny 
yoy 
var. walallensis, Stearns, Nautilus XII, 
p. 106. 
Genus, schismope, Jeffreys 
rimuloides, Cpr., Nautilus XVII, p. 84. 
Family, FISSURELLIDAE 
Genus, puncturena, Lowe 
. cooperi, Cpr., Nautilus V, p. 106. 
. cuculata, Gld., Arnold, p. 341. 
. major, Dall, N. M. XIV, p. 189. 
. galeata, Gld., Arnold, p. 341. 
Genus, Emarginula, Lamarck 
. crassa, J. Sby., B. C. Bull. 1, p. 59. 
. bella, Gabb, Nautilus V, p. 106. 
Genus, Subemarginula, Blainville 
yatesit, Dall, Nautilus XIV, p. 125. 
Genus, Fissurena, Bruguicre 
. volcano, Rve., Arnold, p. 340. 
Genus, rFissuridea, Swainson 
.aspera, Eisch., Nautilus V, p. 105. 
.murina, Dall, Arnold, p. 339. 
. rugosa, Sby., U. 8. N. M. XV, p. 198. 
Genus, tucapina, Gray 
