Distinguishing Characteristics |
Bivalve (2 shells); shell ovate, somewhat triagonal, moderately inflated; color white to off-white with brown mottling; inside white on the margins, purplish brown in center; anterior margin curved, posterior margin more angulate; beak and upper shell curved toward the anterior; concentric ridges crossed by radial ribs, both widely spaced; concentric ridges bladelike when not worn down; sharp ridge from beak to lower posterior edge; depression on posterior dorsal surface (escutcheon) long, smooth; interior margins crenulate (scalloped). |
Similar Species |
The distinctive cross-bar pattern of widely space concentric ridges and radial ribs distinguishes this species. |
Habitat |
Bay, more abundant in vegetated areas |
Maximum Size |
4.5 cm (1 3/4 in) |
Other Common Names |
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Previous Scientific Names |
Chione cancellata |
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