Corneocalcareous /(k?rn?-?-k?l-k?"r?-?s)/

Cor·ne·o·cal·ca·re·ous

Corneocalcareous

a.
  1. Formed of a mixture of horny and calcareous materials, as some shells and corals. (Zool.)
  2. Horny on one side and calcareous on the other.