DICT.TW Dictionary Taiwan

 Tes·ta·ceous a.
 1. Of or pertaining to shells; consisted of a hard shell, or having a hard shell.
 2. Bot. & Zool. Having a dull red brick color or a brownish yellow color.
 Testaceous animals Zool., animals having a firm, calcareous shell, as oysters and clams, thus distinguished from crustaceous animals, whose shells are more thin and soft, and consist of several joints, or articulations, as lobsters and crabs.
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