PLATE 1. 



Paranebalia longipes (Willemoes Suhm). 



Fig. 1. Adult female, seen from the left side; magnified about thirty-four diameters. 

 The specimen has been rendered pellucid by mounting in Canada balsam, 

 so as to exhibit in situ the several limbs covered by the carapace, as also 

 some of the internal organs. R, rostral plate ; 0, eye ; a\ antenuula ; a^, 

 antenna ; 31, mandible ; Mp, mandibular palp ; m'^, maxilla of first pair ; 

 nr, maxilla of second pair ; brj), branchial legs ; pi, pleopoda ; ep^, ep\ 

 rudimentary caudal limbs of first and second pairs ; ur, caudal rami ; Cm, 

 adductor muscle of carapace ; Ov, ovary. 



Fig. 2. Rostral plate, seen from Ijelow ; magnified fifty diameters. 



Fig. 3. Left eye, lateral view. 



Fig. 4. Left antennula. 



Fig. 5. One of the olfactory filaments from the flagellum of same ; highly magnified. 



Fig. 6. Serrate projection of last segment of peduncle of same. 



Fig. 7. Left antenna. 



Fig. 8. Anterior lip, seen from below. 



Fig. 9. Mandibles, together with the palps and adductor muscle ; front view. 



Fig. 10. Masticatory i)art of a mandible ; more highly magnified. 



Fig. 11. Mandibular palp, lateral view. 



Fig. 1 2. Maxilla of first pair. 



Fig. 13. Maxilla of second pair. 



