Bothriolepis canadensisA stunning replica of Bothriolepis canadensis from Upper Devonian (Frasnian), Escuminac formation, Parc de Miguasha, Baie des Chaleurs, Gaspé, Québec, Canada.Bothriolepis was found and originally described by geologist Abraham Gesner in 1842 as "a tortoise with fossil foot-marks." He was wrong, of course, but these placoderm fish in the order Antiarchi do bear a superficial
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