THE NAUTILUS. 53 
Odostomia sp.?2 (A very small 
species, not identified, found 
alive with the Cioniscus. 
Auriculina dilucida Monter. 
Auriculina scandens Brugnone. 
Parthenina excavata Phil. 
Parthenina turbonilloides Brus- 
ina. 
Parthenina monozona Brus. 
Parthenina Jeffreysi, Bucgq., 
Dautz., Dollf. 
Parthenina tricincta Jeftr. 
Parthenina scalaris Phil. 
Parthenina gracilis Phil.—ema- 
ciata Brusina. 
Parthenina interstincta Mont. 
Turbonilla obliquata Phil. 
Turbonilla lactea Lin. 
Chemnitzia pallida Mont. 
Eulima polita Lin. 
Eulima distorta Desh. 
Eulima intermedia Cantr. 
Eulima incurva Ren, 
Eulima microstoma Brus. 
Cerithiopsis minima Brus. 
Cerithiopsis tubercularis Mont. 
Cerithiopsis bilineata Hoernes. 
Cerithiopsis Metaaa Delle Chiaje. 
Conus Mediterraneus Hwass. 
Hadropleura septangularis Lin. 
Mangilia teniata Desh. 
Mangilia multilineolata Desh. 
Light and dark-colored spec- 
imens, 
Defrancia Philberti Michaud. 
Lachesis Foline Delle Chiaje. 
Lachesis turritellata Desh. 
Lachesis retifera Brugnone. 
Trivia Europea Mont.* 
Cerithium rupestre Risso—C. 
mediterraneum Desh. 
Bittiwm lacteum Phil. 
Bittium Jadertinum Brusina. 
Bittium reticulatum daCosta. 
Triforis perversus Lin. 
Iittorina neritoides Lin.=ceru- 
lescens Lam. 
Rissoina Bruguierei Payr. 
Barleeia rubra Ad. var. The 
Algerian variety, brown with 
the base white around the col- 
umella. 
Alvania Algeriana Monterosato. 
Alvania Algeriana. Dark vari- 
ety. 
Alvania Montagui Payr. 
Alvania lineata Risso. 
Alvania pagodula Bucq., Dautz. 
and Dollfus. For the iden- 
tification of this and other 
puzzling species in the present 
list, I am indebted to the kind- 
ness of Mr. P. Dautzenberg. 
White and colored  spec- 
imens. 
Alvania subareolata Monteros- 
ato. 
Alvania cimex L. = calathiseus 
Mont. 
Alvania Weinkauffi Schwartz. 
Alvania subcrenulata Schwartz. 
Alvania sculptilis Monterosato. 
Extremely rare. 
Alvania rudis Phil. 
Alvania mutabilis Schwartz. 
Apicularia Guerini Reel. 
Apicularia similis Scacchi. 
Apicularia dolium Nyst. 
Apicularia dolium f. castanea. 
One example, of an uniform 
brown color. 
Rissoa pusilla Phil. 
