fo·ra·mi·nif·era /fəˌræməˈnɪf(ə)rə; ˌfɔrəməˈnɪ, ˌfɑr-/
  有孔蟲類
  Fo·ram·i·nif·e·ra n. pl.  Zool. An extensive order of rhizopods which generally have a chambered calcareous shell formed by several united zooids. Many of them have perforated walls, whence the name. Some species are covered with sand. See Rhizophoda.
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  Foraminifera
       n : foraminifers [syn: order Foraminifera]