EXPLANATION OF PLATE IV. 



Sminthurus spinatus AlacG. 



Fig. 



1. Foot, ist 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, ist pair 



10. Right eye patch 



11. Antenna 



12. Mucrones 



Sminthurus caecus Tullb. 



13. Antenna 



