Transferred to other genera:

Zilla alpina Giebel, 1867 -- see Phylloneta

Zilla alpina L. Koch, 1870 -- see Parazygiella

Zilla astridae (Strand, 1917) -- see Plebs

Zilla aurea (Saito, 1934) -- see Plebs

Zilla conica Yin, Wang & Zhang, 1987 -- see Eriophora

Zilla flavomaculata Yaginuma, 1955 -- see Plebs

Zilla plumiopedella Yin, Wang & Zhang, 1987 -- see Plebs

Zilla poecila Zhu & Wang, 1994 -- see Plebs

Zilla rossii Thorell, 1870 -- see Enoplognatha

Zilla sachalinensis (Saito, 1934) -- see Plebs

Zilla similis (Blackwall, 1844) -- see Zygiella

Zilla spillmanni (Lessert, 1933) -- see Prasonica

Zilla tokachiana (Saito, 1934) -- see Plebs

In synonymy:

Zilla albimacula C. L. Koch, 1834 = Zilla diodia (Walckenaer, 1802) (Thorell, 1873: 455, sub Epeira)

Zilla diodia embrikstrandi (Kolosváry, 1938) = Zilla diodia (Walckenaer, 1802) (Breitling et al., 2016b: 62)

Zilla obscura (Wider, 1834) = Zilla diodia (Walckenaer, 1802) (Strand, 1916b: 5, sub Aranea)