Fossils reveal butterfly 'tree of life' and origins
Fossils reveal butterfly 'tree of life' and origins
Genome-wide macroevolutionary signatures of key innovations in butterflies colonizing new host plants
Insects, Free Full-Text
Dated phylogeny and dispersal history of the butterfly subfamily Nymphalinae (Lepidoptera: Nymphalidae)
Butterflies and Beyond Smithsonian National Museum of Natural History
New Research Reveals New Origins for Butterflies, Blog, Nature
Butterfly tree of life reveals an origin in North America – Research News
Mystery solved: When butterflies evolved and what plants they used for food •
Fossils Reveal New Insight on Mesozoic Pollinating Insects
Butterfly tree of life reveals an origin in North America
Fossils Reveal Truth About Darwin's Theory