78 



On British Land Isopoda. 



Distribution in Northern Europe of Crustacea Isopoda Terrestria. 



EXPLANATION OF PLATE VI. Figs. 5-12. 



Fig. 5. ArmadiUidium nasatum, Budde-Lund. Anterior margin of head. 



Fig. 6. Ditto. Last segment of pleon, pleotelson, and uropods. 



Fig. 7. Ditto. Uropod. 



Fig. 8. Ditto. Endopodite of first pleopod of male. 



Fig. 9. ArmadiUidium depressum, Brandt. Anterior margin of head. 



Fig. 10. Ditto. Last segment of pleon, pleotelson, and uropods. 



Fig. 11. Ditto. Uropod. 



Fig. 12. Ditto. Endopodite of first pleopod of male. 



