It’s #TrilobiteTuesday! Whether it’s a 500-million-year-old Hemirhodon amplipyge bearing a potentially fatal bite mark, or this mass assemblage of 450-million-year-old Basseiarges mellishae displaying possible molting behavior, each tells the story of a long-gone undersea world.
An Unapologetically Geeky Fact: The eccentricity of the ellipse that is the White House Oval Office is: e = 0.62, with the desk chair positioned at one focus & the couches near the other. (FYI: eccentricity of a Circle: e = 0.00; of a Parabola: e = 1.00)