serotine

Any of a several bats of the genus Eptesicus, especially E. serotinus, of Europe, Asia, and the Middle East.

A small European bat, Vespertilio or Vesperugo serotinus, of a reddish-brown color above and paler gravish- or yellowish-brown below, about 3 inches long: so called because it flies late in the evening.

The European long-eared bat (Vesperugo serotinus).

Any of several small bats of the genus Eptesicus

late–flowering

common brown bat of Europe