Distinguishing Characteristics |
Bivalve (2 shells); shell ovate, moderately inflated, beak area pointed with slight flare on either side; color white with brown or reddish irregular wavy concentric lines, may have pale brown outer skin (periostracum), interior white with some brown; sculpture of broad radial ribs crossed by narrow concentric growth rings, beaks point toward each other; 30-35 ribs; muscle scar with raised inner ridge; hinge area wide, arched; teeth curved, center and end ones smaller; ventral edge crenulate (scalloped). |
Similar Species |
Other bittersweets in the Texas area have finer ribs. |
Habitat |
Gulf, sand and hard bottoms |
Maximum Size |
2.5 cm (1 in) |
Other Common Names |
dog cockles |
Previous Scientific Names |
|
Comments |