64 MARINE SHELLS. 
PYRAMIDELLA. 
Pyramidella dealbata........... QU «ohn ils "ove oe Bahamas 
Pyramidellasuleatann 42s © sith. AG... ones See Hawaiian Is 
PYRAZUS:. 
Pyravesncisls. pierces ca. | ~ ose eae Gulf of California 
cf MR 28 espe at eee, Oy OP a a hn aoe nea Lower California 
Pyrazus sulcatus: ..2...00 sue |||... een ee China 
PYRGULA. 
Pyrola WelvetiGd. 05%) uemee | see pam Mediterranean 
PYRULA 
PywulaGuber. .,2. ceo sk sh as aisle © % odoin. oe ae China 
Py TULa VES MEMULIOW my eiseinieee wit =)\) y/anles See ea eet eee East Indies 
EWE a tee Gs GN ee: 6» ton a Pauls oti ois RAD La Paz, Mexico 
RADIUS. 
MAGS SINISE oe eee: See ee OC. B. Ad....>..Gulf of Calatornia 
RANELLA. 
Ranella butoniare ar cet. ek ee JES RR OR APR Be 5 Indian Ocean 
Raneliacrelatias Si sais ee BROOD. . bo 2.8 eee Panama 
Ranellacraentatay. ot Seo. SOU ites i etece ae tae ee Indo Pacific 
Feanella aiitida Mee sen eeu. BOG. iia apak ee Panama 
Ranella (Triton) serobieulator.... D077... 00s. sige eee Azores 
Ranella (Triton) sinensis....,... ROC» i. oh is ee eee China 
s 
RAPANA. (See Buccinum.) 
Rapana bexoar 2 ou. ects see LAIN vec ye cere ee China 
RHAPITOMA. 
Rhapitoma ginnanianum....... DSCUCCHO.: = eka or Mediterranean 
RHIZOCHEILUS. 
Rhizocheilus (Purpura) violaceus... 
= Coralliophila neritoidea. ..Lam. 
