| 单词 | trachymedusan | 
| 释义 | > as lemmastrachymedusan   trachymedusan adj. and n.  Brit. , U.S. , ΘΚΠ the world > animals > invertebrates > subkingdom Metazoa > grade Diploblastica > phylum Coelenterata > 			[noun]		 > class Hydrozoa > member of order Trachymedusae trachymedusan1890 the world > animals > invertebrates > subkingdom Metazoa > grade Diploblastica > phylum Coelenterata > 			[adjective]		 > of class Hydrozoa > belonging to order Trachymedusae trachymedusan1890 1890    Q. Jrnl. Microsc. Sci. Feb. 511  				No Trachymedusan has been observed to pass through a hydroid phase. < as lemmas | 
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