Grey-throated martin grey-throated martin or Asian plain martin 
(Nhạn nâu đỏ, Riparia chinensis)
Formerly considered a subspecies of the plain martin.

The grey-throated martin or Asian plain martin (Riparia chinensis) is a small passerine bird in the swallow family.
The bird is found from Tajikistan, Afghanistan and Indian subcontinent to southern China, Taiwan, and the northern Philippines.

Brown-throated martin or brown-throated sand martin (Nhạn họng nâu, Riparia paludicola)
The specific epithet paludicola is Latin meaning "marsh-dweller" (from palus, paludis meaning "swamp" and -cola meaning "dweller".
Used to include the grey-throated martin or Asian plain martin[1] (Riparia chinensis).

Hirundinidae is from the Latin Hirundo for a swallow.
The genus name Riparia is from the Latin riparius which means "of the riverbank"; it is derived from the Latin ripa "riverbank".