Museum Drawers Hide 9 New Butterfly Species

An international team of scientists has identified nine previously unknown butterfly species, discovered concealed within the extensive lepidoptera collection at Britain's Natural History Museum. These new species were found by meticulously examining over 1,000 butterfly specimens, some dating back to the 17th century, utilizing advanced DNA sequencing techniques to differentiate them from similar-looking known species. The research focused on the Thereus genus, aiming to resolve taxonomic confusion within the group.

Leveraging both genetic and morphological analyses, the researchers were able to distinguish subtle differences that had eluded classification for decades. This breakthrough allows for a more accurate understanding of butterfly biodiversity, particularly in regions like Colombia, Peru, Brazil, and French Guiana. The study's findings underscore the immense value of natural history collections as archives of life and as vital resources for scientific discovery.

The identification of these new species, some named after their discovery locations or dedicated scientists, emphasizes the ongoing importance of cataloging biodiversity. Scientists believe this work will significantly aid conservationists in identifying and protecting at-risk butterfly populations, especially as their original habitats may no longer exist. This research highlights the critical need for continued exploration and preservation of natural heritage.