On some South-African Phyllopoda. 41 



Pi. II. 



Streptocephalus gracilis, G. O. Sars. 



Fig. 1. Fully grown, ovigerous female, drawn from life, and 

 viewed from left side, in the normal attitude of the 

 animal; magnified about 12 diam. 



2. Fully grown male, exhibited from right side; same 

 amplification. 



3. Antenna of female, magnified about 28 diam. 



4. Head of male, with the prehensile antennæ protrac- 

 ted; dorsal view; magnified about 12 diam. 



» 5. Eight prehensile antenna of male, viewed from the 



outer side; magnified 19 diam. 

 » 6. Terminal chela of same, viewed from the inner side. 



7. Anterior maxilla, magnified 35 diam. 



8. Posterior maxilla. 

 » 9. Leg of 1st pair. 



■' 10. Leg of 6th pair. 

 » 11. Leg of 11th or last pair. 



!> 12. Extremity of tail, with the caudal rami, dorsal view, 

 magnified 26 diam. 



PI. III. 



Branchipodopsis Hodgsoni, G O. Sars. 



Fig. 1. Fully grown, ovigerous female, drawn from life, and 

 viewed from left side; magnified about 14 diam. 

 » 2. Fully grown male, viewed from right side 



