Boreal Sea From Wikipedia, the free encyclopedia Mesozoic-era seaway that lay along the northern border of Laurasia The Boreal Sea was a Mesozoic-era seaway that lay along the northern border of Laurasia.[1] ↑ World distribution of middle Jurassic ammonites (Upper Aalenian to Middle Bathonian): relationships between biodiversity and palaeogeography - Moyne et al. 175 (5): 513 - Bull... This palaeogeography article is a stub. You can help Wikipedia by expanding it.vte Related Articles~TimelinesTop QsFact Checks
