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1. Introduction
2. Outline of talk
3. Traditional view of the peopling of the Americas
4. Migration into America and spread over time
5. Pleistocene overkill hypothesis
6. Megafauna extinction models
7. Early human occupation sites of North America
8. Cactus Hill
9. Topper site
10. Early human occupation sites - South America (1)
11. Monte Verde tools
12. Monte Verde
13. Early human occupation sites - South America (2)
14. Retreat of the glaciers
15. Origin of Clovis
16. Paleoindian fluted point distribution
17. New coastal routes into the new world
18. Was Clovis first?
19. Kennewick man
20. Craniometric characteristics mapping
21. Possibly two populations founded the Americas
22. Native American languages
23. Tripartite migration model
24. Johanna Nichols - language map
25. Summary of non-genetic data
26. Inheritance patterns of different genetic systems
27. Gene map of the human mtDNA
28. Phylogenetic analysis of mtDNA
29. Human mtDNA haplogroup network
30. Human mtDNA expansions across the world
31. Physical map of the human Y chromosome
32. Y chromosome haplotype phylogeny
33. World Y chromosome haplogroup phylogeny
34. Y chromosome haplogroups worldwide distribution
35. Founding mtDNA lineages in native Americans
36. Distribution of mtDNA haplogroups in the Americas
37. mtDNA haplogroup frequencies in Siberia (1)
38. mtDNA haplogroup ages in Siberia\ the Americas
39. Pairwise mismatch analysis
40. Population history of Amerindians haplogroups
41. Distribution of 9RA allele at D9S1120
42. 9RA frequency in linguistic\ geographical groups
43. Explanations for apparent absence of 9RA in Asia
44. Dating expansion time using haplogroup D
45. Regional haplogroup frequencies in North America
46. Coastal colonization route
47. Colonizing the Americas
48. Haplogroup X in North and Central America
49. Haplogroup X in extant South American Indians
50. Native American mtDNA RFLP haplotype
51. European populations with haplogroup X mtDNAs
52. Haplogroup X distribution in Eurasia
53. Haplogroup C distribution in Eurasia
54. mtDNA haplogroup frequencies in Siberia (2)
55. Haplogroup X network
56. Prehistoric European migration to North America?
57. Clovis and Solutrean connection?
58. Problems with Solutrean-Clovis connection model
59. History of the Arctic area populations
60. mtDNA haplogroups distribution in the Arctic area
61. mtDNA haplogroup network of the Arctic area
62. Post-glacial maximum population expansions
63. Ancient vs. modern population diversity
64. Peopling of the Caribbeans
65. Exploring the migration route to the Caribbeans
66. Percentage of native American mtDNAs
67. mtDNA haplogroups distribution in the Caribbeans
68. mtDNA-based colonization models
69. Y chromosome haplogroup frequencies (Americas)
70. Haplotypes M3 and M45
71. Y chromosome haplogroup frequencies (Siberians)
72. Y chromosome colonization model
73. Ages of NRY haplogroups
74. Abbreviated NRY SNP haplotype network
75. Y chromosome SNP haplotype network
76. Divergence time estimates
77. Migration patterns based on Y chromosome data
78. Y chromosome variation among native populations
79. Summary of genetic data
80. Acknowledgements

Topics Covered

• Anthropological background
• Clovis first model
• Pleistocene overkill hypothesis
• Megafauna extinction models
• Cactus Hill
• Topper site
• Monte Verde
• New coastal routes into the New World
• Was Clovis first?
• Two different founding populations colonized the Americas
• Linguistic evidence
• Genetic background
• mtDNA lineages in native Americans
• mtDNA haplogroup frequencies in Siberia and the Americas
• Population history of Amerindian haplogroups
• Haplogroup X in North and Central America
• Prehistoric European migration to North America
• History and diversification of circumarctic peoples
• Ancient vs. modern population diversity
• Colonization of the Caribbean
• Y chromosome haplogroup frequencies in the Americas
• Y chromosome haplogroup frequencies in native Siberians
• Y chromosome SNP haplotype network
• Migration models based on Y chromosome data

Links

Series:

• Human Population Genetics I

Categories:

• Genetics & Epigenetics

Talk Citation

Schurr, T. (2007, October 1). The peopling of the Americas: new insights from genetic studies [Video file]. In The Biomedical & Life Sciences Collection, Henry Stewart Talks. Retrieved April 15, 2025, from https://doi.org/10.69645/KXFG7810.
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Publication History

• Published on October 1, 2007
• Archived on February 25, 2021

Financial Disclosures

• Dr. Theodore Schurr has not informed HSTalks of any commercial/financial relationship that it is appropriate to disclose.