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出典:Wiktionary
marrellomorph (複数形 marrellomorphs)
出典:Wikipedia
出典:『Wikipedia』 (2011/05/04 22:36 UTC 版)
The Marrellomorphs are a clade of stem-group arthropods known from the Cambrian to the early Devonian. They lacked mineralised hard parts, so are only known from areas of exceptional preservation, limiting their fossil distribution.
marrellomorph