What does "mercenaria mercenaria" mean?

an edible American clam; the heavy shells were used as money by some American Indians

What is a synonym for "mercenaria mercenaria"?

Common synonyms include: hard clam, hard-shell clam, quahaug, quahaugs, quahog, quahogs.

Rare ·Advanced level

Noun

1
an edible American clam; the heavy shells were used as money by some American Indians wordnet