of the Fishery Board for Scotland. 
Tachidius crassicornis, nov. sp. 
Fig. 14. Female, lateral view, .... magnified 80 diameters. 
Fig. 15. Male and female — lateral view, . ,,80 ,, 
Fig. 16. Anterior antenna— female, ... ,, 380 ,, 
Fig. 17. Anterior antenna — male, „ 380 ,, 
Fig. 18. Posterior antenna, .... ,, 380 ,, 
Fig. 19. Mandible and palp, . . . . ,, 500 ,, 
Fig. 20. Maxilla, . . . . . 500 
Fig. 21. Anterior foot-jaw, .... ,,760 ,, 
Fig. 22. Posterior foot-jaw, . . . . ,, 500 ,, 
Fig. 23. Foot of first pair, . . . . 380 
Fig. 24. Fifth pair of feet — female (minus lateral seta on one side), 500 ,, 
Fig. 25. Foot of fifth pair, male, ,, 1000 „ 
Fig. 26. Appendage to first abdominal segment— male, . ,, 1000 ,, 
Fig. 27. Last abdominal segment and caudal stylets, . ,, 190 ,, 
Plate IX. 
Ameira longicauclata, nov. sp. 
Fig. 1. Female, lateral view, .... magnified 53 diameters 
Fig. 2. Anterior antenna, female, . . . ,, 126 ,, 
Fig. 3. Anterior antenna, male, ... ,, 126 ,, 
Fig. 4. Posterior antenna, . . . . ,,190 
Fig. 5. Mandible and palp, . . . . ,, 380 ,, 
Fig. 6. Maxilla . . . . . ,, 380 
Fig. 7. Anterior foot-jaw, . . . . ,, 380 ,, 
Fig. 8. Posterior foot-jaw, .... ,, 400 ,, 
Fig. 9. Foot of first pair, . . .. . ,, 190 ,, 
Fig. 10. Foot of third pair, . . . . ,, 190 ,, 
Fig. 11. Foot of fourth pair, .... ,,126 
Fig. 12. Foot of fifth pair— female, ... ,, 250 
Fig. 13. Foot of fifth pair— male, ... ,, 250 ,, 
Fig. 14. Appendage of first abdominal segment — male, . ,, 250 . ,, 
Fig. 15. Part of abdomen, and caudal stylets, . . 95 ,, 
Fig. 16. Posterior margin of abdominal segment, . ,, 380 ,, 
Fig. 17. Female, lateral view — variety, . . . ,, 53 ,, 
Fig. 18. One of the abdominal segments — variety, . ,, 190 ,, 
2'etragoniceps bradyi, nov. sp. 
Fig. 19. Female, lateral view, .... magnified 80 diameters. 
Fig. 20. Anterior antenna, . . . . ,, 250 ,, 
Fig. 21. Posterior antenna, .... ,, 190 ,, 
Fig. 22. Mandible and palp, . . . . ,, 250 ,, 
Fig. 23. Maxilla, < . . . . . ,, 380 
Fig. 24. ? Mouth, . . . . . 190 
Fig. 25. Anterior foot-jaw, . . . . ,, 380 ,, 
Fig. 26. Posterior foot-jaw, . . . . ,, 380 
Fig. 27. Foot of first pair, .... ,,190 ,, 
Fig. 28. Foot of third pair, . . . . ,, 190 
Fig. 29. Foot of fourth pair, . . . ' . ,,190 
Fig. 30. Foot of fifth pair, . . . . 190 
Fig. 31. Abdomen and caudal stylets . . . ,, 90 ,, 
Fig. 32. One of the caudal stylets . , . ,, 250 ,, 
Plate X. 
? Lichomolgus littoralis, nov. sp. 6 
Fig. 1. Anterior antenna, .... magnified 126 diameters. 
Fig. 2. Posterior antenna, . . . . ,, 126 ,, 
Fig. 3. Mandible, . . . . . 190 
Fig. 4. Maxilla. 4 a. Anterior foot-jaw, . . ,, 190 ,, 
Fig. 5. Posterior foot-jaw, .... ,, 190 ,, 
Fig. 6. Foot of first pair (inner branch minus last joint), ,, 126 ,, 
Fig. 7. Foot of fourth pair, . . . . 126 
Fig. 8. Foot of fifth pair, .... ,,280 
Fig. 9. Abdomen and caudal stylets . . . ,, 190 ,, 
