The paired, usually movable, dorsolateral appendage of the cephalothorax containing the mesothoracic spiracle; apex cut off obliquely to form the pinna, the remainder being the meatus; the surface sometimes with a proximal tracheoid and a distal reticulate area or entirely reticulate. Two types of trumpets, angusticorn and laticorn, occur in mosquito pupae.
Pupae: trumpet