42 



MR,. L. A. BORRADAILE OK THE 



processes represents the exoporlite. Probably the primitive 

 crustaceau appendage (text-fig. 2) resembled tha.t of the Branchio- 

 poda in being uniramous. On its outer side this limb must have 



Text-figure 8. 



Text-figure 9. 

 ap 



Thoracic liniT) of JSFehalia sp. 



Outline of axis of thoracic limb of 

 old female of the same. 

 Foi' lettering see p. 71. 



Text-fio-ure 10. 



ecc 



3+ 4 



Thoracic limb of Paranebalia longipes, after Sars, joints added 

 after Thiele. 



For lettering see p. 71. 



borne near its base several epipodites. There is no necessity to 

 suppose that these were present to the full number of the gills 



