EXPLANATION OF PLATE IV. 



Sminthurus spinatus MacG. 



Fig. 



1. Foot, I St pair 



2. Foot, 3d pair 



3. Furcula, ventral view 



4. Right eye patch 



5. Anal segment of female 



6. Anal segment of male 



7. Antenna of male 



8. Antenna of female 



Sminthurus penicillifer Schaff. 

 Fig. 



9. Foot, I St pair 

 ID. Right eye patch 



11. Antenna 



12. Mucrones 



Sminthurus caecus Tullb. 



13. Antenna 



