44S R. I. POCOCK. 



YiG. G. — Ventral view of last leg- bearing somite and of ano-genital cap- 

 sule (ctff.). 1 — 3. rirst, second, and base of third segment of leg of four- 

 teenth pair. 1', 3'. First and base of third segment of leg of fifteenth pair. 

 s. Sternal area of last leg-bearing somite, ps. Fused prsesternal element. 



Yie. 7. — Lateral view of the ano-genital capsule (ar/.) and of the posterior 

 half of the last leg-bearing somite. la(. Lateral area of this somite. 1. Basal 

 segment of the leg. 



YiG. 8. — Ventral view of cephalite or head plate, a. Basal segment of 

 antenna, sf. subfrontal or retroverted praiantennal area with labral sclerites. 



Fig. 9. — Labrum. L Teeth, m. Membranous lateral portion of excision. 



FiGr. 10. — Lower or posterior aspect of mandible or gnathite of first pair. 

 /. Fringe of hairs at its distal extremity. 



F'iG. IL — Upper or anterior aspect of the same. /. Fringe of hairs. 

 i. Pectiniform teeth. /. Membranous lobe. 



I'lG. 12. — Distal extremity of the last still more enlarged, showing the 

 series of nine pectiniform teeth arranged in groups of threes. 



I'lG. 13.— Inferior or posterior view of gnathites of the second pair 

 (maxillae). 1. Basal segment bearing the biscgmented ectocorm (1, 2) and 

 the one-jointed ectocorm (i/iL). 



Fig. 14. — Lower or posterior view of left palpognath. 1. Ectocoxite. 1'. 

 Entocoxite. 2 — 5. Secoiid to fifth segments, the second, or trochanter, fused 

 with the third, or femur. 



F'lG. 14 a. — Distal segment of the same from its anterior or upper side, 

 showing fringe of hair. 



Fig. 15. — Lateral view of part of the third leg-bearing somite (fourth 

 somite from the dorsal side). L Tergum. s. Stigmatic sclerite with stigma. 

 tiis. metastigmatic sclerite. pL Pleural membrane. 



i'lG. 16. — Leg of fourteentii i)air. 1 — G. Segments; 2 with inferior spike, 

 5 and 6 with spines. 



l"iG. 17. — Basal portion of same. laL Part of lateral portion of the four- 

 teenth leg-bearing somite. 1. Basal segment or coxa of leg withsubspherical 

 excrescence or nodule («.). 2. Second segment or trochanter with spike {sp.). 

 3. Base of third segment or femur. 



Fig. 18. — Leg of the fifteenth pair. 1 — 7. First to seventh segments, the 

 sixth and seventh representing the sixth of Fig. 16 ; 1 with inferior spike, 

 2 ankylosed to 3. 



Fig. 19. — Basal portion of same. laL Lateral area of part of fifteenth leg- 

 bearing somite. 1. Basal segment or coxa with («.) nodular prominence and 

 {sp.) spike. 2. Remnant of the second segment or trochanter fused with the 

 base of the third segment or femur (3). 



