PLATE III. 



PAGE 



Parcdamprops serrato-costata, n. gen. et sp., . . 26 



(Anatomy — continued. ) 



Fig. 1. Anterior division of body of a female specimen, seen from below. The 



two gnathopoda on the left side, as also all the legs, are omitted, in 



order to show the incubatory lamellae, a 1 , antennuhe ; a 2 , antennae ; 



mp, maxillipeds ; gn\ right gnathopod of first pair ; (jw, right 



gnathopod of second pair. 

 Fig. 2. Anterior jjart of carapace, seen from above, somewhat compressed, to 



show the fissure separating the frontal lobe from the two lateral lobes 



forming the so-called rostrum. 

 Fig. 3. Maxilla of first pair. 

 Fig. 4. Maxilla of second pair. 

 Fig. 5. Left maxiUiped, seen from below. 

 Fig. 5a. One of the spines from inner edge of carpal joint of same maxilliped ; 



highly magnified. 

 Fig. 6. Left maxilliped, together with the corresponding part of the branchial 



apparatus, seen from above, ex, exopodite ; ep>, epipodite. 

 Fig. 7. Gnathopod of first pair, together with the basal lamella. 

 Fig. 7 bis. Gnathopod of second pair. 

 Fig. 8. Leg of first pair. 

 Fig. 9. Leg of second pair. 

 Fig. 10. Leg of third pair. 



Fig. 10a. Rudimentary exopodite of same leg ; highly magnified. 

 Fig. 11. Leg of fifth pair. 



Fig. 12. Extremity of tail, together with telson and uropoda, viewed from above. 

 Fig. 13. Terminal part of telson ; more highly magnified. 

 Fig. 14. Antennal segment, together with left antennula and antenna of a young 



male, seen from below. On the right side only the bases of each are 



represented. 

 Fig. 15. Leg of third pah' of same specimen. 

 Fig. 16. Anterior pair of pleopoda of same. 

 Fig. 17. Outer part of a pleopod ; more highly magnified. 



