Spesbona angusta, the Ceres stream-damsel or Ceres streamjack, is a species of damselfly in the family Platycnemididae.

The species was moved from the genus Metacnemis in 2013.

[2][3][4] The species endemic to the south western part of the Western Cape Province, South Africa.

Its natural habitat is river pools with the aquatic plant Aponogeton.

It is threatened by habitat loss due to human activity.