DESCRIPTION OF PLATES 



ABBREVIATIONS 



cl, colleterial gland sv, seminal vesicle 



Gv, oviduct t, testis 



sp, spermatozoa tf, terminal filament 

 sr, seminal receptacle 



PLATE 1 



EXPLANATION OF FIGURES 



AH figures are drawn from semitransparent whole mounts of dissections of 

 Termopsis angusticollis. Spencer oc. 6, obj . 16 mm., stage level. 



10 Female reproductive organs, first-form adult. 



11 Female reproductive organs, immature first-form nymph. 



12 Female reproductive organs, mature first-form nymph . 



13 Female reproductive organs, third-form adult. 



14 Nearly mature egg, third form. 



