| A | B |
| Lepidoptera | Group of scaled winged insects including butterflies, moths and skippers |
| Skipper | Smaller than most butterflies, but with a fatter body; their flight is similar to a skipping rock. |
| Yucca moth | A moth which is specific for yucca pollination and egg development. |
| Johnston's organ | Organ found in the lepidoptera antennae. |
| Hummingbird moth | Moth that is often mistaken for a humming bird due to its hovering as it feeds. |
| tarsus | The foot of an insect; lepidoptera have snesors for taste in their tarsus |
| brushfooted butterflies | Butterflies whose fron legs are so small and held so close that it appears they only have four legs; used as brushes for cleaning antennae |
| ocelli | Simple eyes of caterpillars. |
| thoracic legs | The true legs of a lepidoptera during its larva stage. |
| setae | Sensory hairs covering the body of caterpillars |
| prolegs | Leg-like appendages on the abdomen of caterpillars. |
| instars | Various molting stages for caterpillars. |
| silk moth | Moth producing a silk coccon used to produce silk fabric. |
| diurnal | Active during the night. |