The current taxonomy version is ott3.7 (click for more information). See the OTT documentation for an explanation of the taxon flags used below, e.g., extinct
family Hirundinidae ncbi:43148 (worms:196063, gbif:5248, irmng:105033) (OTT id 897681)
View this taxon in the current synthetic tree
life > cellular organisms > Eukaryota > Opisthokonta > Holozoa > Metazoa > Eumetazoa > Bilateria > Deuterostomia > Chordata > Craniata > Vertebrata > Gnathostomata > Teleostomi > Euteleostomi > Sarcopterygii > Dipnotetrapodomorpha > Tetrapoda > Amniota > Sauropsida > Sauria > Archelosauria > Archosauria > Dinosauria > Saurischia > Theropoda > Coelurosauria > Aves > Neognathae > Passeriformes > Sylvioidea