I believe the Painted Lady Butterfly is also known as the Cosmopolitan Butterfly. So, it's the name of a specific type of butterfly rather than a description of a type of butterfly. Here is a good link with lots of information about the Painted Lady:
http://www.earthsbirthday.org/butterflies/bflys/activitykit/2.html
The superlative form of "cosmopolitan" is "most cosmopolitan."
She has a very cosmopolitan outlook. I'm glad that grizzly bears are not cosmopolitan.
i am in a cosmopolitan area.
Music is a cosmopolitan art.
Metropolitan, cosmopolitan
cosmopolitan < κοσμοπολίτης < κόσμος (=cosmos, world) + πολίτης (= citizen)cosmopolitan = citizen of the world
Cosmopolitan Girl was created in 1993.
Cosmopolitan Life was created in 2005.
Cosmopolitan Productions was created in 1918.
Cosmopolitan Bloodloss was created in 2001.
There are about 210 calories in a Cosmopolitan.
Cosmopolitan Dock was created in 1880.