441 



EXPLANATION OF THE PLATES. 



PLATE VII. 



The letters indicate the same parts iu all the figures ; they are 

 as follows : — a. the mentum ; b. the labium ; c. the labial palpi ; 

 d. the paraglossae ; e. the maxilla ; /. the lobe of the maxilla ; 

 g. the maxillary palpus. 



Fig. 



1. Anthidium Africanum. 



2. Serapis denticulatus. 



3. Osiris pallidus. 



4. Exoneura bicolor. 



5. Allodape pictifrons. 



6. Habropoda ezonata. 



6 a. Posterior tibia and tarsus 

 of Habropoda ezonata. 



Fig- 



7. Posterior tibia and tarsus 



of Habropoda zona- 

 tula. 



8. Xenoglossa fulva. 



9. Exomalopsis fulvo-pilosa. 

 10. Tetrapedia diversipes. 



PLATE VIII. 



1. Chrysantheda frontalis. 



2. Leiopodus lacertus. 



3. Ancylosceles ursinus. 



4. Centris dent at a. 



5. Epicharis bicolor. 



6. Euglossa Romandii. 



7. Euglossa pulchr a. 



PLATE IX. 



1. Tongue of Serapis. 



2. Maxilla of Serapis. 



3. Wing of Serapis. 



4. Mandible of Serapis. 



5. Labrum of Serapis. 



6. Tongue of Allodape. 



7. Maxilla of Allodape. 



8. Wing of Allodape. 



9. Tongue of Exoneura. 

 10. Maxilla of Exoneura. 



1 1 . Posterior leg of Exoneura. 



12. Claw of Exoneura. 



13. y^mgoiExojieura. 



14. Tongue of Leiopodus. 



15. Maxilla of Leiopodus. 



16. Wm^ oi Leiopodus. 

 \7 . Tongue of Crocisa. 



18. Maxilla of Crocisa. 



19. Wing of Crocisa. 



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