Hymenoptera is a large order of insects, comprising the sawflies, wasps, bees, and ants. Over 150,000 living species of Hymenoptera have been described, in addition to over 2,000 extinct ones. Many of
Bombus muscorum drinking nectar with its long proboscis
Symphyta, without a waist: the sawfly Arge pagana
Apocrita, with narrow waist: the wasp Vespula germanica
Hymenopterida is a superorder of holometabolous insects. As originally circumscribed, it included Hymenoptera and the orders in Panorpida. However, more recent studies find Hymenoptera as sister to th