 All Portias eat eggs of other spiders , including eggs of their own species and of other cursorial spiders , and can extract eggs from cases ranging from the flimsy ones of Pholcus to the tough papery ones of Philoponella . While only P. fimbriata ( in Queensland ) captures cursorial spiders in their nests , all Portias steal eggs from empty nests of cursorial spiders . : 448 
