A SMALL COLLECTION OF TERRESTRIAL ISOPODA FROM SPAIN. 465 



EXPLANATION OF PLATES. 



Plate I. 



Porcellio batesoni, n. sp. 



Fig. 1. Dorsal view of the cephalon and 1st mesosomatic segment. 



Fig. 2. Left antenna. 



Fig. 3. Last metasomatic segment, telson, and uropoda. 



Fig. 4. Right uropod seen from above. 



Fig. 5. Portion of same seen from below. 



Fig. 6. Terminal portion of endopodite of right uropod, showing terminal style and large setae. 



Porcellio explanatus, n. sp. 



Fig. 7. Dorsal view of the cephalon and 1st mesosomatic segment. 



Fig. 8. Left antenna. 



Fig. 9. Last metasomatic segment, telson, and nropoda. 



Fig. 10. Right uropod seen from above. 



Fig. 11. Portion of same seen from below. 



Armadillidium nitidulus, n. sp. 



Fig. 12. Dorsal view of the cephalon and 1st mesosomatic segment. 



Fig. 13. Anterior view of the cephalon. 



Fig. 14. Right antennule. 



Fig. 15. Left antenna. 



Plate II. 



Fig. 16. Terminal portions of the 1st maxilla, inner and outer lobes. 



Fig. 17. Last metasomatic segment, telson, and uropoda. 



Fig. 18. Right uropod seen from above. 



Fig. 19. The same seen from below. 



Cubaris invenustus, n. sp. 



Fig. 20. Dorsal view of the cephalon and 1st mesosomatic segment. 



Fig. 21. Anterior view of the cephalon. 



Fig. 22. Left antennule. 



Fig. 23. Left antenna. 



Fig. 24. Lateral portion of the 1st and 2nd mesosomatic segments, showing notches and grooves on the 



under side. 

 Fig. 25. Terminal portion of the maxillipede. 

 Fig. 26. Right uropod seen from above. 

 Fig. 27. The same seen from below. 

 Fig. 28. Last metasomatic segment, telson, and uropoda. 



TRANS ROY. SOC. EDIN., VOL LI, PART II (NO 11). C7 



