corpora pedunculata
From ZooTerms (Dictionary of Invertebrate Zoology)
corpora pedunculata (plural; singular corpora pedunculatum): (Arthropoda: Insecta) The pedunculate or mushroom bodies of the protocerebrum, said to have an important role in visual integration in Hymenoptera, but in other insects plays a part in the selection and sequential organization of behavioral patterns.
