MOUTH-PARTS OF THE PAL^T^MONID PRAWNS. 



Text-figure 4. Text-figure 5, 



:7{?ap.) 



41 



Thoracic limb of Chirn- 

 cephahts sp. 



For lettering see p. 71. 



First thoracic limb of Limnadia 

 lenticidaris, after Sars. 



Text-figure 6. Text-figure 7. 

 ap 



Anterior pj^gidial limb ot 

 Triarthrus becJci, drawn 

 from a model by Beecher. 



One of the anterior 



thoracic limbs of the 



same. 



For lettering see p. 71. 



