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Re: Diagnostic Material
> It certainly can't be done by number of bones - just saying "a specimen
> composed of one vertebra/whatever can't be diagnostic" doesn't work, because
> of stuff like <i>Xenoposeidon</i> - one partial vertebra, tons of distinctive
. . . which falls apart if several new taxa are found to have those
features. And the cycle continues.
Not that that's likely or anything in this case - that's just how
those gray areas develop.