Talk:Thaliacea

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If tunicates are chordates, do they belong in the invertebrate stub category? (eg, what do we consider to constitute an invertebrate: the lack of a notocord, or the lack of a proper spine?) Collabi 01:22, 10 August 2005 (UTC)

Not all chordates are vertebrates. These are an example. Jimp 04:47, 8 March 2006 (UTC)
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