THE LUSITANIAN FAUNA. 35 



Sicily, Southern Italy, and Greece; and it is possible 



FIG. 20. The Strawberry-tree (Arbutus unedo) in its native habitat in 

 the south-west of Ireland. (From a photograph by Robert Welch. ) 



that some may have reached the Alps in this manner, 



and Eastern Europe generally. That the Lusi- 



20 



