It dated back again 290 million yrs and was hailed as a missing link, a stem batrachian shut to the popular ancestor of frogs and salamanders, reliable with the greatly accepted speculation that frogs and salamanders are much more intently connected to every other (forming a clade referred to as Batrachia) than they are to caecilians. This "how it should really have ended" clip combines Terminator and Back to the Future.