for·a·min·i·fer /ˌfɔrəˈmɪnəfɚ/ 有孔蟲
For·a·min·i·fer n. Zool. One of the Foraminifera. ◄ ►
foraminifer n : marine microorganism having a calcareous shell with openings where pseudopods protrude [syn: foram]