UNIVALVES— VOLUTA. lll 
Scientific Name. Locality. Common Name. 
Volva -csbicvciee “6, Guinea § <ive sce:0 eo bisje alec Whitish -. do-- 
Undulata ----- -+ South Seas -----+- --+++  Undulated do -- 
Magellanica ---- Magellan, Falkland Isles Magellanic do -- 
Rupestris Sees Japan a Talo teletateta's vialerd eure Lightning -do- 
Pacifica --+--+++ South Seas ----- reesese Pacific ---- do - 
Angulata chafsiclatafol tl Nelalsieteravaleleleve\sialaisleletaie’ sisias Angular Sn te. po 
Scapha ----++--- Cape of Good Hope ---- Clouded -. do -- 
Colocynthis -----+ Brazils -+--- crete renee Coloquint - do -- 
Famity 2.—Whorls crowned with spines. 
Imperialis ------ Moluccas, Philippines -- Imperial -- do -- 
Vespertilio ------ East Indies --.-+----+-- Bat ---... do -- 
Division VII]—Shell ventricose, and the summit of the spire 
papillary. 
Famity 1.—Spire coronated or nodulous. 
Ethiopica ---+- - P.Gulf, China, Amboyna Ethiopic -- do -- 
Diadema-::-:---+ <---> OnoOLICUG DOOHOOCUOOCL Diadem -- do.-. 
Tessellata «+--+ seeccceresstereee seoace Tessellated do -- 
Corona ---:+--- Indian Ocean ----- «+++» Ducal-crowndo-- 
Cymbiola :+++++  sececessee ee eeceeeee aici Oats «sexe - do 
FamiLy 2.—Spire channelled. 
ON at t<i<:svereicrete cic.s W. Indies, Mediterranean Melon ---- do - 
Rubiginosa ------ Coast of Peru -+-------+ Ochreous-- do -- 
Cymbium ------ Spain, Senegal, Guinea - Cup like -- do -- 
Neptuni -------- Persian Gulf, Africa --- Neptune's - do -- 
Famity 3.—Spire truncated. 
Porcina -+++++++- Spain, Africa --+--+---» Keel-margindo-- 
