Fig. 1
From: Establishment of the mayfly Cloeon dipterum as a new model system to investigate insect evolution
C. dipterum life cycle. a C. dipterum adult female, b C. dipterum adult male. c Cartoon depicting C. dipterum life cycle. Female lays the eggs in a water stream where they hatch as juvenile nymphs. After several moults nymphs emerge from the water to the land as immature subimagos. Then, they moult again to become sexually mature individuals that fly forming swarms to mate. d Female subimago. e Male subimago. f Early-mid nymph. g Late female nymph. h Late male nymph