Dispersal

1
Dispersal
w,x,y
z
2
Vicariance
3
Laupala Crickets
4
Amphibian Vicariance
5
Phylogeography
Elaphe obsoleta rat snake
Subspecies defined by coloration. Does it agree
with genetic lineages?
6
Phylogeography
Three genetic lineages correspond to geographic
regions, not coloration.
7
Phylogeography
8
Phylogeography
Acanthinucella spirata
9
Geography of Evolution

• Biogeographic Realms and Provinces
• marked by high endemism
• Historical Biogeography
• Biotic factors
• Abiotic factors
• Phylogeography
• Geographic distribution of lineages