FIGURES 18–21. P. thuja. 18. Female terminalia, dorsal. 19 in A new species of Axymyiidae (Diptera) from western North America and a key to the Nearctic species

FIGURES 18–21. P. thuja. 18. Female terminalia, dorsal. 19. Female terminalia, ventral. Abbreviations: C1, basal segment of cercus; C2, distal segment of cercus; S, sternite; T, tergite. 20. Male terminalia, ventral. Abbreviations: llg, lateral lobe of gonocoxite: gs, gonostylus: p, paramere. 21. Wing, female. Abbreviations: C, costa; Sc, subcosta; R, radius; M, media; CuA, anterior branch of cubitus; CuP, posterior branch of cubitus; A, anal vein.