Cakpentkk — The Apterygota of the Seychelles. 67 



OOLLEMBOLA, XIII-XVIII. 

 Plate XIV. 



Figs. 1-6, Neanura sexoculata. 

 Fig. 



1. Left half of head, dorsal view, showing feeler, ocelli (oc), post-antennal 



area (^.«.),labrum, right mandible (mnd), and left maxilla (mx, dotted 

 in situ), tips of maxillulae [mxl),a.n(\. tongue {hy). x 168. 



2. Apex of fourth antennal segment, showing two retractile sense-papillae, 



sensory bristles, and short spines, x 250. 



3. Right maxilla : ^, palp, x 168. 



4. Labium, ventral view, x 168. 



5. Terminal segment of leg, showing claw and vestigial empodial appendage 



{emp). X 168. 



6. Fourth, fifth, and sixth abdominal segments, dorsal view. On the tifth 



segment are marked the dorsal (tl), the intermediate {th^), and the 

 dorso-lateral {tb'-) tubercles, x 62. 



Figs. 7-14, A.velsonia tludassophila Borner. 



7. Side view, x 46. 



8. Left group of ocelli, with basal segment of feeler, x 210. 



9. End of third and base of fourth antennal segment, with minute inter- 



mediate "jointlet"; sensory pegs (s. />.) near tip of third segment. 

 X 210. 



10. A sensory peg from third antennal segment, x 840. 



11. Tip of fourth antennal segment with apical process, x 210. 



12. Extremity of hind foot with claw (c/.), lateral process (^. p.), and empodial 



appendage (emp). x 370. 



13. Catch, side view, x 370. 



14. End of dens, and mucro of spring, x 370. 



Figs. 1.5-19, Isotomuriis obsctcrus. 



15. Head, dorsal view, with left feeler, x 62. 



16. Left group of ocelli, with post-antennal organ (jj. a.), x 210. 



17. Hind foot, with claw and empodial appendage, x 370. 



18. Abdominal sensory bristle (bothriotrichum). x 370. 



19. End of dens and mucro of spring, x 370. 



