testacea — Dizionario inglese

Sostantivo

1. Any of various shellfish, especially those of the obsolete orders Vermes or Acephala, or the suborder Thecosomata.

   Uso

   • obsoleto
   • plural
   • solo plurale

   Esempi

   Altri esempi (1)

   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.

   The echinite family […] may be deemed characteristic of the chalk formation, affording of itself as many shells as the other testacea do.

   […]to fancy, for example, that the testacea of the ocean existed first, until some of them, by gradual evolution, were improved into those inhabiting the land.

Sostantivo

1. A testaceous substance, something made of shell or shell-like material.

   Uso

   • obsoleto
   • raro
   • non numerabile