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The Atlantid race or North-Atlantid is an obsolete racial classification of human beings based on a now-disproven theory of biological race. [ 1 ] [ 2 ] [ 3 ] In the early 20th century, [ 4 ] [ 5 ] it was described as one of the sub-races of the Caucasoid race, a blend of the Nordic and Mediterranean races .
Examples of Clovis and other Paleoindian point forms, markers of archaeological cultures in North America. The Solutrean hypothesis on the peopling of the Americas is the claim that the earliest human migration to the Americas began from Europe during the Solutrean Period, with Europeans traveling along pack ice in the Atlantic Ocean.
Animation of the break-up of the supercontinent Pangaea and the subsequent drift of its constituents, from the Early Triassic to recent (250 Ma to 0).. This is a list of paleocontinents, significant landmasses that have been proposed to exist in the geological past.
The Silurian (/ s ɪ ˈ lj ʊər i. ən, s aɪ-/ sih-LURE-ee-ən, sy-) [8] [9] [10] is a geologic period and system spanning 24.6 million years from the end of the Ordovician Period, at 443.1 million years ago (), to the beginning of the Devonian Period, 419.62 Mya. [11]
Paleo-Indians were the first peoples who entered and subsequently inhabited the Americas towards the end of the Late Pleistocene period. The prefix paleo- comes from the Ancient Greek adjective: παλαιός , romanized : palaiós , lit.
A paleoshoreline (ancient shoreline) is a shoreline that existed in the geologic past.(Paleo is from an ancient Greek word meaning "old" or "ancient".) [1] Paleoshorelines are driven by changes in sea level over geological time.
The first part of the word, paleo, comes from the Greek word palaiós, meaning "ancient". [1] The second part of the word, endemism is from Neo-Latin endēmicus, from Greek ενδήμος, endēmos, "native". Endēmos is formed of en meaning "in", and dēmos meaning "the people". [2]
Aztec calendar (sunstone) Mesoamerican chronology divides the history of prehispanic Mesoamerica into several periods: the Paleo-Indian (first human habitation until 3500 BCE); the Archaic (before 2600 BCE), the Preclassic or Formative (2500 BCE – 250 CE), the Classic (250–900 CE), and the Postclassic (900–1521 CE); as well as the post European contact Colonial Period (1521–1821), and ...