The Scarlet-shouldered Parrotlet is a small parrot of forests in northern South America and Trinidad, and it may move in flocks.
It is about 16 cm long, mostly green with paler underparts and dark blue wing-coverts.
It uses humid lowland forest and feeds on fruits and seeds as well as flowers and nectar. It can move in flocks.
In 1998 at Tambopata in southeastern Peru, two birds were repeatedly seen by a cavity in an arboreal termite mound.
An extinction-risk assessment has not been added yet.