EXPLANATION OP PLATES XVIII, XIX, XX. 



PLATE XVIII. 



All the figures on this Plate, except Fig. 16, are from drawings by Mr. 

 Wilson, fig 16 is from a drawing by Mr. Hill. 



Fig. 12. — Leg of Peripatus Edioardsii. Ventral view. 



Fig. 13. — Head of P. Edwardsii. Ventral view. 



Fig. 14. — Portion of skin of one of the Copenhagen West Indian specimens, 

 labelled P. Edioardsii. 



Fig. 15. — Sixth left foot of P. novce-zealandix. Front view. 



Fig. 16. — Terminal part of antenna of P. novee-zealandice. X 120. 



PLATE XIX. 



All the figures ou this Plate, except Figs. 21 and 21a, are from drawings 

 by Mr. W. H. Hill, executed under the supervision of Professor Moseley. 

 Figs. 21 and 21a, by Mr. Wilson. 



Fig. 17. — P- nova-zealandia. A specimen of another colour. Dorsal 

 view. X 6. 



Fig. 18. — Head of P. nova-zealandia. X 32. Dorsal view. 



Fig. 19. — Portion of ventral surface of P. novee-zealandice. X 28. 



Fig. 20. — Oral papilla of P. nova-zealandice. X 100. 



Fig. 21. — Fourth leg of P. novcB-zealandim. Ventral view. 



Fig. 21a. — Foot of the same fore-shortened, so as toshowthe dorso-median 

 papilla. 



PLATE XX. 



Figs. 22, 23, 24, 25, 26, from drawings by Mr. Wilson. Figs. 27 and 28, 

 from drawings by Miss Balfour. 



Fig. 22. — Ventral view of a posterior leg of P. Edwardsii. 

 Fig. 23. — Ventral view of hind end of P. novm-zealanditB. 

 Fig. 24. — Ventral view of hind end of P. Balfouri. 

 Figs. 25 and 26. — Jaw blades of P. Edwardsii. 



Fig. 25. Inner blade. The diastema is rather too marked. 

 Fig. 26. Outer blade. 

 Figs. 27 and 28. — Jaw blades of P. capensis. 

 Fig. 27. Inner blade. 

 Fig. 28. Outer blade. 

 Fig. 29. — Skin of ventral portion of leg (close to the pads) of P. Trinidad- 

 ensis, copied from Gaffron. The figure shows the form of the simple papillae, 

 and two of the composite papillae of the row next the proximal pad. 

 Fig. 30. — Skin of leg of P. novce-zealandios. From a drawing by Mr. Hill. 



