Tyranni (suboscines) is a clade of passerine birds that includes more than 1,000 species, the large majority of which are South American. It is named after the type genus Tyrannus. These have a different anatomy of the syrinx musculature than the oscines (songbirds of the larger suborder Passeri), hence its common name of sub-oscines. The availabl... Found on http://en.wikipedia.org/wiki/Tyranni
One of the two large suborders of Order Passeriformes (perching birds). The Tyranni (also called suboscines) have less complex voice boxes and thus sing simpler songs than members of the other passerine order, Passeri (also called oscines). Suborder Tyranni includes birds such as tyrant flycatchers, antbirds, woodcreepers, ovenbirds, tapaculos, man... Found on https://academy.allaboutbirds.org/bird-academys-a-to-z-glossary-of-bird-ter