of the Fishery Board for Scotland. 



271 



Dactylopus coronatus, sp. n. 



Fig. 12. Female, doraal view, 



Fig. 13. Anterior antenna of the same, 



Fig. 14. Posterior antenna, . 



Fig. 15. Mandible and palp, 



Fig. 16. Posterior foot-jaw, . 



Fig. 17. Foot of first pair, 



Fig. 18. Foot of fourth pair, 



Fig. 19. Foot of fifth pair, . 



Fig. 20. Abdomen and caudal stylets, 



Pseudowestivoodia andrewi, gen. et sp. nov. 



Fig. 21. Female, lateral view, 



Fig. 22. Anterior antenna of the same, 



Fig. 23. Posterior antenna, . 



Fig. 24. Mandible and palp, . 



Fig. 25. Posterior foot-jaw, . 



Fig. 26. Foot of first pair, . 



Fig. 27. Foot of fourth pair, 



Fig. 28. Foot of fifth pair, . 



Fig. 29. Abdomen and caudal stylets, 



Ameira exilis, T. and A. Scott. 

 Fig. 30. Male spermatophore, 



80 diameters. 



380 



x 253 



x 253 



x 380 



x 253 



x 190 



x 380 



x 126 



x 106 diameters, 



x 500 „ 



x 500 ,, 



x 500 ,, 



x 760 „ 



x 500 ,, 



x 380 ,, 



x 760 



x 380 



x 160 diameters. 



Fig. 



1 



Fig. 



2 



Fig. 



3 



Fig. 



4 



Fig. 



5 



Fig. 



6 



Fig. 



7 



Fig. 



8 



Fig. 



9 



Fig. 



10 



Fig. 



11 



Fie. 12. 



Fig. 13. 

 Fig. 14. 

 Fig. 15. 

 Fig. 16. 

 Fig. 17. 

 Fig. 18. 

 Fig. 19. 

 Fig. 20. 

 Fig. 21. 

 Fig. 22. 

 Fig. 23. 

 Fig. 24. 

 Fig. 25. 



Fig. 26. 

 Fig. 27. 

 Fig. 28. 

 Fig. 29. 

 Fig. 30. 

 Fig. 31. 

 Fig. 32. 

 Fig. 33. 

 Fig. 34. 



Plate X. 



Ameira exilis, T. and A. Scott. 



Female, lateral view, 



Anterior antenna — female, 



Anterior antenna — male, 



Posterior antenna, 



Mandible and palp, 



Posterior foot-jaw, 



Foot of first pair, 



Foot of fourth pair, 



Foot of third pair — male, 



Foot of fifth pair — female. 



Foot of fifth pair — male (a. appendage to first abdominal 



segment), 

 Abdomen and caudal stylets, 



Thalestris forficuloides, T. and A. Scott. 



Female, lateral view, 

 Anterior antenna — female, 

 Anterior antenna — male, 

 Posterior antenna, 

 Mandible and palp, 

 Maxilla, 



Posterior foot-jaw, 

 Foot of first pair, 

 Foot of fourth pair, 

 Foot of third pair — male, 

 Foot of fifth pair — female, . 

 Foot of fifth pair — male, 

 Abdomen and caudal stylets, 



Dermatomyzon gibberum, T. and A. Scott. 



Female, dorsal view, 

 Anterior antenna of the same, 

 Mandible and palp, 

 Maxilla, 



Anterior foot-jaw, 

 Posterior foot-jaw, 

 Foot of first pair, 

 Foot of fourth pair, 

 Foot of fifth pair, 



x 53 di 



ameters 



x 168 



>> 



x 190 



>) 



x 254 



n 



x 500 



1) 



x 500 



J» 



x 190 



»| 



x 126 



}| 



x 126 



> J 



x 190 



>> 



x 190 



)> 



x 80 



»> 



x 80 diameters. 



x 254 



>> 



x 254 



I) 



x 500 



} J 



x 500 



II 



x 380 



II 



x 500 



> i 



x 254 



)) 



x 190 



I) 



x 190 



) > 



x 127 



II 



x 254 



II 



x 80 



II 



x 106 diameters. 



x 334 



) 1 



x 456 



> > 



x 456 



1 1 



x 254 



1} 



x 380 



II 



x 254 



it 



x 254 



II 



x 760 



»». 



