| 单词 | chinaman's hat |
| 释义 | > as lemmasChinaman's hat Chinaman's hat n. any of various marine gastropod molluscs having a broad conical shell thought to resemble a type of hat worn in East Asian countries by labourers; esp. Calyptraea chinensis. ΘΚΠ the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > class Gastropoda > [noun] > superorder Branchifera > order Prosobranchiata > section Holostomata > limpet > member of family Calyptraeidae bonnet limpet1770 bonnet1799 Chinaman's hat1851 deck-head1881 1851 S. P. Woodward Man. Mollusca i. 152 The recent C. sinensis—the ‘China-man's hat’ of collectors—is found on the southern shores of England. 1993 S. R. Chester Antarctic Birds & Seals 57 Limpets (sometimes called ‘Chinaman's hat’) graze on algae growing on rocks in the intertidal zone. 2006 Irish Naturalists' Jrnl. 28 200 The Chinaman's hat Calyptraea chinensis..has a distinctive shape that provides its common name, and is easily distinguished from true limpets by the presence of an internal shelf to its shell. < as lemmas |
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