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Mysidacea |
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Mysidacea [‚mī·sə′dās·ē·ə] (invertebrate zoology) An order of free-swimming Crustacea included in the division Pericarida; adult consists of 19 somites, each bearing one pair of functionally modified, biramous appendages, and the carapace envelops most of the thorax and is fused dorsally with up to four of the anterior thoracic segments. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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The advantages are that mysids have been widely used in regulatory ecotoxicology, they are a sexually dimorphic species, and there is an extensive reference database on reproductive toxicity to this species. |
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