Formerly it included numerous species which are now placed in other genera. By many writers it is now restricted to the swallow-tailed butterflies, like Papilio polyxenes, or asterias, and related species.
Origin: L, a butterfly.
Results from our forum
... ecologically important and aesthetically appealing components of biodiversity and conservation projects worldwide."... More at Source:http://papilio.ab.a.u-tokyo.ac.jp/lep-genome/proposal.pdf and......Peppermoth theory........ http://tidepool.st.usm.edu/crswr/peppermoths.html another peppermoth ...
See entire post