no, TO THE CLONING CHAMBER! on second thought, don't, we'd probably do a jurrasic park and violently upset the current ecosystem (more)
Mexican Jezus the cleaning guy comissar, this kind of thinking is how we got so many ****ed up ecosystems in the first place.
Well, for a start, the food for Dipterus is also long extinct. You'd have to bring back a good chunk of its ecosystem for it to even stand a chance
of course like how humans never decided to suck on cow nipples or eat the seeds of grasses this species will be 100% guaranteed not to be ever able to find an alternative food source.
It has compounding issues of different atmospheric and water compositions, the Devonian was a very different place after all