DICT.TW Dictionary Taiwan

 In·du·sial a.  Of, pertaining to, or containing, the petrified cases of the larvæ of certain insects.
 Indusial limestone Geol., a fresh-water limestone, largely composed of the agglomerated cases of caddice worms, or larvæ of caddice flies (Phryganea). It is found in Miocene strata of Auvergne, France, and some other localities.
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