单词 | Nonionacea |
释义 | Nonionacea [´nō·nē·ǝ`nās·ē·ǝ] INVERTEBRATE ZOOLOGY A superfamily of Foraminiferida in the suborder Orbitoidacea, characterized by a granular calcite test wall with monolamellar septa, and a planispiral to trochospiral test. |
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