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MULTI VALVES. PHOLAS, 



FHOLAS.-^Stone-piercer. 



*Dactylus. — Prickly-piercer. 

 Costa ta. — American pholas. 

 Striata. — Goose-winged pholas. 

 ♦Candida. — White-piercer. 

 Pusilla. — Small. 

 *Crispata. — Curled. 



Orientalis. — Indian. 

 Campechensis. — Campeachy. 

 Cordata. — Heart-shaped. 

 Chiloensis. — Chili. 

 Teredula. — Teredo. 

 Hians. — Gaping. 



