Hemiprocne is a single genus of the treeswift (or crested swift) family Hemiprocnidae.

1/ Grey-rumped treeswift (Yến mào, Hemiprocne longipennis)
2/ Crested treeswift (Hemiprocne coronata)


Hemiprocne: Greek hemi- half-, small, akin to; Latin progne: swallow.

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