testacea

名词 n.
中文释义

英文释义

名词 n.
  1. Any of various shellfish, especially those of the obsolete orders Vermes or Acephala, or the suborder Thecosomata. obsolete,plural,plural-only
    — ANAIMONA, Aquatilia Exanguia, Bloodless Fishes, are divided into Mollia Soft Fishes without Shells; Crustata, those that are covered with thin pliant Shells; and Testacea, those which have thick, hard brittle Shells.
  2. A testaceous substance, something made of shell or shell-like material. obsolete,rare,uncountable

词源

词源 1
From Latin testāceus (“covered with a shell”).
词源 2
From Latin testāceus (“covered with a shell”).
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