Scutellum

Part of speech: noun (n.)

1. A rounded apothecium having an elevated rim formed of the proper thallus, the fructification of certain lichens.

2. The third of the four pieces forming the upper part of a thoracic segment of an insect. It follows the scutum, and is followed by the small postscutellum; a scutella. See Thorax.

3. One of the transverse scales on the tarsi and toes of birds; a scutella.