单词	umbilicate
释义	umbilicate /ʌmˈbɪlɪkət / adjective Botany & Zoology 1(Especially of the cap of a fungus) having a central depression. 1.1(Of a shell) having an umbilicus.The dominant taxa at that time (modal geometries C and D) had compressed, moderately to openly umbilicate shells with slowly expanding whorls, morphologies poorly exploited by Permian goniatitids.... Modal geometries C and D appear to represent the tendency for these pioneers, i.e., slowly expanding, moderately to openly umbilicate, compressed shells, typified by Otoceras and Ophiceras. By contrast, a narrowly umbilicate and thin shell possesses slender and dense ornamentation.
随便看	literary editing literary editorship literary executor literary gent literary historian literary history literaryism literary property literary theorist literary theory literary translator literary world litera scripta literata literate literately literati literatim literation literatise literatist literatize literator literatory literature

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