Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Cone-cased Hyposmocoma phylogeny mapped onto the Hawaiian Islands. Note the concordance of the species relationships with the age of the islands. As predicted by the progression rule, older islands sustain more basal species than younger islands.
