| limen | the smallest detectable sensation |
|---|---|
| limen | mainly dark northern butterflies with white wing bars |
| limen | showy American butterfly resembling the monarch but smaller |
| limen | North American butterfly with blue-black wings crossed by a broad white band |
| limen | similar to the banded purple but with red spots on underwing surfaces |
| limen | Eurasian butterfly with brown wings and white markings |