单词 | rotalid |
释义 | rotalid/ˈrəʊtəlɪd/ /ˈrəʊt(ə)lɪd/Zoology and Palaeontology noun A foraminiferan of the order Rotaliida, suborder Rotaliina, or superfamily Rotaliacea, having a perforate calcareous test, typically in the form of a globular spiral.
adjective Of, relating to, or characteristic of this group of foraminiferans. OriginMid 19th century; earliest use found in Annals and Magazine of Natural History. From scientific Latin Rotalia + -id, after German Rotaliden, plural noun. |
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