n.有孔虫...

Inland foraminifer fossils are considered as one of good indicators of marine facies.内陆有孔虫化石群被一些学者视为是海侵或残留海的指相化石....

foraminifer的音标：foraminifer的英式发音音标为：[ˌfɒrə'mɪnɪfə]foraminifer的美式发音音标为：[ˌfɒrə'mɪnəfə]...