User:Abyssal/Prehistory of North America/DYK/3

... that the Hilda mega-bonebed is Canada's largest dinosaur bonebed, preserving thousands of the horned dinosaur Centrosaurus apertus across an area of 2.3 square kilometers?
... that Cullerlie stone circle (pictured) in Aberdeenshire has a unique layout, with eight stones surrounding eight small cairns?
... that wings of the extinct moth lacewing Allorapisma are most similar to a Cretaceous genus from Brazil?
... that some of the artifacts at Pocahontas Mounds, an archaeological site from the Plaquemine Mississippian culture in Hinds County, Mississippi, were recovered by schoolchildren?
... that the cat gap is a period in the fossil record (cat illustration pictured) of approximately 25 to 17 million years ago in which there were few cats or cat-like species?

... that Augustasaurus' name comes from the mountain range of northwestern Nevada, where its fossilized bones were first discovered?
... that seeds of the extinct Paleocene pine Pinus peregrinus are most similar to those of the modern red pine and tropical pine?
... that the Devonian stem tetrapod Tinirau clackae, transitional between fish and land vertebrates, was named after the half-human half-fish character Tinirau in Polynesian legend?
... that the nearest living relatives of Eosacantha, a fossil tortoise beetle from Colorado, are found in Africa, tropical Asia, and Australia?
... that geologist Adolph Knopf frequently collaborated with his wife Eleanora Knopf, but when he worked at Yale University she had to work out of his office because Yale would not hire women?