AUTHOR=Patterson Bruce D. , Upham Nathan S. TITLE=A study in contrasts: two extensive Neotropical radiations JOURNAL=Frontiers in Ecology and Evolution VOLUME=2 YEAR=2014 URL=https://www.frontiersin.org/journals/ecology-and-evolution/articles/10.3389/fevo.2014.00044 DOI=10.3389/fevo.2014.00044 ISSN=2296-701X