continuous with embryonic/larval tracheal transverse connective embryonic/larval peritracheal cell embryonic/larval peritracheal PMa cell 2018-09-11T15:13:31Z FBbt:00047704 fly_anatomy.ontology Non-peptidergic peritracheal cell of the larva. These have fewer processes than the PM cells and are located on the transverse connective of the trachea, adjacent to the branch point from which it leaves the main dorsal trunk trachea (O'Brien and Taghert, 1998; Laneve et al., 2013).