PLATE XIX. 



Figs. 1-5. Arcturus anna. 

 Fig. 1. Female, dorsal aspect. 

 Fig. 2. Female, lateral aspect. 

 Fig. 3. One of the anterior thoracic appendages. 

 Fig. 4. One of the posterior thoracic appendages. 

 Fig. 5. Basal joints of antenna. 



Figs. 6-12. Arcturus uornutus. 

 Fig. 6. Female, dorsal aspect. 

 Fig. 7. Female, lateral aspect. 

 Fig. 8. Antennule. 

 Fig. 9. Basal joints of antenna. 

 Fig. 10. One of the second pair of maxillae. 

 Fig. 11. One of the posterior thoracic appendages. 

 Fig. 12. One of the anterior thoracic appendages. 



