P. punctatus. 14 maxilla 15 labium 16 left mandible 17 right mandible 18 proventriculus 19 tergum: MS=median sclerite SS=spiracular sclerite 20 mesonotum 21 metanotum 22 metendosternite showing anterior tendons 23 hind wing: C=Costa Sc=Subcosta Rr=radial recurrent vein R=Radius rcm=margin of radial cell 2rs, 1rs=radial sclerites R3=3rd radial vein pst=postradial stripe mst=medial stripe Cu=Cubital A=Anal.