Genus Chmna Linne 1758 Chama vmcerophylla Gmelin Leafy Jewel Box Plate 37b-, figure 79b North Carolina to southeast Florida and the West Indies. This is the most common and most brightly hued Atlantic species. In quiet waters it may develop spine-like foliations to such an extent that it resembles the Spiny Oyster, Spondylus. Exterior variously colored: lemon- yellow, reddish brown, deep- to dull-purple, orange, white, or a combination of these colors. Inner edges of the valves have tiny, axial ridges or crenula- tions. The scale-like fronds have minute radial lines. Compare with sinuosa.
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Figure 79, Atlantic Chamas. Diagrammatic drawings of the deep valves, showing direction of growth and the juncture of the pallial line and muscle scars, a, Chmiia sinuosa Broderip; b, Chama inacerophylla Gmelin; c, Fseiidochama radians Lamarck. Chama congregata Conrad Little Corrugated Jewel Box Plate 37d North Carolina to Florida and the West Indies. Rarely over i inch in size. This species closely resembles the common J77acerophylla, but in place of numerous foliations there are low axial corru- gations or wavy cords. The unattached valve may have a few short, flat spines. There are fine crenulations on the inner margins of the valves. The color is usually dull with darker specklings. In rocky areas they live in crev- ices and under stones. Commonly found attached to pen and ark shells. Chama sinuosa Broderip White Smooth-edged Jewel Box Figure 79a South half of Florida and the West Indies. I to 3 inches in size. The color is always whitish, although the interior may be stained with dull-green. There are no crenulations on the inner edges
