coenosteum

== English == === Etymology === From coen +‎ -o-, from Ancient Greek: κοινός (koinós, “common”), + ὀστέον (ostéon, “bone”). === Noun === coenosteum (plural coenosteums or coenostea) (zoology) The calcareous skeletal ectodermal tissue of a coenosarc ==== Related terms ==== coenosteal ==== References ==== William Dwight Whitney, Benjamin Eli Smith, editors (1895–1910), “coenosteum”, in The Century Dictionary and Cyclopedia: […], New York, N.Y.: The Century Co., →OCLC.