LIST OF ILLUSTRATIONS. XIII 



Page 



4. Monogyropus longus. Left posterior leg from below 11 



5. Monogyropus parvus. Copulatory apparatus of male 12 



6. Gyropus ovalis. Dorsl view of head 14 



7. Gyropus gracilipes. Posterior view of tarsus III 18 



8. Gyropus wetmorei. Posterior view of femur III 19 



9. Gyropus wetmorei. Sternal plates of female 20 



10. Tetragyropus setifer. Ventral view of base of femur III 22 



11. Tetragyropus aotophilus. Dorsal view of nymph, X 100 24 



12. Heterogyropus heteronychus. Dorsal view of female, X 90. (Last 



two segments of each antenna wanting) 28 



13. Paragliricola quadrisetosa. Dorsal view of female X 100 30 



14. Paragliricola quadrisetosa. Outer chitinizations of hypopharynx 31 



15. Gliricola porcelli. Outer chitinizations of hypopharynx 32 



16. Gliricola distincta. Basal plate of female genital armature 33 



17. Gliricola porcelli. Left antenna from below 33 



18. Chart showing the geographical distribution of the Gyropidae 35 



