They are different in structure as one serves in an open system (lymphatic system) while the other serves is closed system (circulatory system).
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*This question is common, so this answer I use a lot. I copied my own work.*
If a species is said to be extinct, then that species is reduced to zero. There are none living in existence. The affects to other organisms of its extinction would depend on their value to the ecosystem. Regardless, extinction completely stops evolution of the species extinct.
I think you might've forgotten something. There is no labels, pictures, or any options. Add some more stuff and I'd be able to help out.
Organs , fins is the correct answer