/ 



of the Fishery Board for Scotland. 



260 



Thaumaleus rostratus, T. Scott, sp. n. 



Fig. 

 Fig. 

 Fig. 

 Fig. 



Fig. 

 Fig. 

 Fig. 



Fig. 

 Fig. 

 Fig. 



Fig. 



Fig. 

 Fig. 

 Fig. 



Fig. 



Fig. 

 Fig. 

 Fig. 



5. Female, dorsal view 



6. Antenrmle, female 



7. Fifth pair of thoracic feet, female 



8. Abdomen and caudal furca, female 



Monstrilla grandis, Giesbrecht. 



9. Antennule, female .... 



10. Fifth pair of thoracic feet, female 



11. Abdomen and caudal furca, female 



Monstrilla anglica, Lubbock. 



12. Antennule, female .... 



13. Fifth pair of thoracic feet, female 



14. Abdomen and caudal furca, female 



Monstrilla gracilicauda, Giesbrecht. 



15. Fifth pair of thoracic feet, female 



Monstrilla dubia, T. Scott, sp. n. 



16. Antennule, female .... 



17. Fifth pair of thoracic feet, female 



18. Abdomen and caudal furca, female 



Thaumaleus rigidus, I. C. Thompson. 



19. Abdomen and caudal furca, female 



Thaumaleus zetlandicus, T. Scott, sp. n. 



20. Antennule, female .... 



21. Fifth pair of thoracic feet, female 



22. Abdomen and caudal furca, female 



Diam. 

 x 26-5. 

 x 79. 

 x 79. 

 x 79. 



x 53. 



x 79. 



x 72. 



x 53. 

 x 79. 

 x 97. 



x 79. 



x 64. 

 x 106. 

 x 79. 



x 130. 



x 64. 

 x 79. 

 x 79. 



PLATE XV. 



Monstrilla grandis, Giesbrecht. 



Fig. 1. Antennule, male . 



Fig. 2. Abdomen and caudal furca, female 



Thaumaleus zetlandicus, T. Scott, sp. n. 



Fig. 3. Antennule, male . 



Fig. 4. Abdomen and caudal furca, male 



Stenothocheres egregius, Han. 



Fig. 5. Side view, female 

 Fig. 6. Dorsal view, female 

 Fig. 7. Antennule, female 

 Fig. 8. Antenna, female . 

 Fig. 9. Foot of first pair 



Fig. 10. Foot of second pair 



Sphwronella minuta, T. Scott, sp. n. 



Fig. 11. Female, side view 



Fig. 12. Female, dorsal view 



Fig. 13. Antennule 



Fig. 14. First maxilliped . 



Fig. 15. Second maxilliped 



X 



53. 



X 



106. 



X 



53. 



X 



79. 



X 



53. 



X 



53. 



X 



521. 



X 



781. 



X 



781. 



X 



781. 



X 



106. 



X 



106. 



X 



781. 



X 



781. 



X 



781. 



