des 7% 
Er 
Terebra (Strioterebrum) balaenorum, Basse Californie, 
— — lucana, id., 
— — bridgesi, Panama, 
—  (Perirhoë ?) stylus, id., 
Turris (Surcula) fusinella, id., 
-— — _ dolenta, id., 
— _ armilda, Californie, 
-— —  notilla, id., 
— ._ dotella, id., 
— —  resina, Panama, 
Drillia decenna, Panama, 
Gemmula esuriens, id, nn. spp., 
— — var. pernodala m. wvar., Tehuantepec. 
— herilda, Panama, 
— benthima, id., 
— eldor ana. id., 
— vicella, id., 
— serilla, id., 
Leucosyrinx erosina, id., 
—  ? clionella, lid., 
—  ? pacifica, Pacifique, nn. spp., 
lrenosyrinx mov. gen., type : Pleurotoma (Leucosyrinx) goodei 
Dall, 
— (persimilis Dall) var. ? leonis mn. wvar., Pacifique, 
— ? crebristriata m. sp, id., 
Borsonia (Borsonella mov. sub£g., type B. Dalli Arnold), 
— e Agassizii, Panama. 
— — diegensis, Californie, 
— — hooveri. id., 
— — saccoi, Panama. 
— — coronadoi, Californie, mn. Spp., 
Pleurotomella (Gymnobela) agonia Dall var. altina mov. var., 
— — egregia, Pérou, 
_ — isogonia, Panama, 
— æylona, Galapagos, 
_— (Pleurotomella) polystephanus. id., 
— — dinora, id., 
— — esilda, Panama, 
