18 
498 Eupleura caudata Say. 
495 Eupleura muriciformis Broderip. 
497 Variety Limata Dall. Gulf of Cal. 
496 Variety? Unispinosa Dall. Mazatlan. 
799 KEuthria dira Reeve. 
800 Evalea gracilis Carpenter. 
801 Evalea tenuisculpta Carpenter. 
802 Variety incisa Cpr. 
809 Fenella laminata Carpenter. 
1213 Ferussacia subcylindrica L. 
2309 Fissurella alba Cpr. 
343 Fissurella (Glyphis) aspera 
235 Fissurella (Glyphis) aspera Esch. 
2310 Fissurella microtrema Sby. 
236 Fissurella (Glyphis) murina Cpr. 
2311 #£4Fissurella rugosa Sby. 
88 Fissurella violacea 
87 Fissurella volcano 
1476 Fissurella volcano crucifera Dall. 
237 #Fissurellidza bimaculata Dall 
$10 Fissuridea aspera Eschscholtz. 
1582 Fissuridea saturnalis Cpr. 
811 Fissuridea murina Carpenter. 
804 Flabellina opalescens 
1976 Fluminicola Columbiana Hemphill. 
1977 Fluminicola seminalis Hinds. 
1978 Variety Dalli Call. 
1979 Fluminicola erythropoma Pilsbry. 
803 Fluminicola fusca Haldeman. 
805 Fluminicola hindsi Baird. 
1587 Fluminicola Merriami Pilsbry & Beecher. 
806 Fluminicola nuclea Lea. 
$07 Fluminicola nuttalliana Lea. 
808 Fluminicola virens Lea. 
540 Frieleia halli Dall. 
418 Fusus ambustus Gould. 
812 Fusus barbarensis Trask. 
503 Fusus corpulentus Conrad. 
502 Fusus harfordi Stearns. 
501 Fusus kobelti Dall. 
155 Fusus kobelti Dall, var. unicolor 
813 Fusus luteopictus Dall. 3047 
814 Fusus polygonoides Lamarck. 
2102 Fusus ? polygonoides Lamarck. 
1375 Fusus roperi Dall. 
2265 Gadinia peruviana Sby. 
272 Gadinia reticulata Sby 
2334 Galba ferruginea 
2259 Galba montanensis Baker, Nautilus 26:115. 
446 Galerus contortus Carpenter. — 
$15 Galerus fastigiatus Gould. 
816 Galerus mammilaris Broderip. 
1436 Ganesa ? Panamensis Dall. 
2190 Gemma gemma Totten, 1834. 
Variety purpurea H. C. Lea. 1842. 
554 Genota carpenteriana Dall. 
1434 Gibbula Canfieldi Dall. 
2771 Gibbula optabilis Cpr. 
393 Gibbula parcipicta Carpenter 
$17 Gibbula rubescens Carpenter. 
