411 REFERENCE · Wiktionary
Ptyonoprogne
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
Translingual
Etymology
From mul grc πτύον fan, referring to the shape of its open tail, and mul la Progne, from mul grc Πρόκνη; see en Procne.
Proper noun
1 f
genus family Hirundinidae
References
mul Birds