Tracheophonae
Tracheophonae ({not transcribed}) , noun, plural
[New Latin, from trachea + Greek fonei^n to sound.]
(Zoology) A group of passerine birds having the syrinx at the lower end of the trachea.
Tracheophonae ({not transcribed}) , noun, plural
[New Latin, from trachea + Greek fonei^n to sound.]