Holozoidae Berrill, 1950
Sigillina australis Savigny, 1816
Sigillina cyanea (Herdman, 1899)
Sigillina digitata (Millar, 1962)
Sigillina exigua Kott, 2006
Sigillina fantasiana (Kott, 1957)
Sigillina grandissima Kott, 1990
Sigillina magalhaensis (Michaelsen, 1907)
Sigillina mirabilis
Sigillina mjobergi Hartmeyer, 1919
Sigillina mobiusi (Hartmeyer, 1905)
Sigillina moebiusi (Hartmeyer, 1905)
Sigillina nigra (Herdman, 1899)
Sigillina psammophorus (Hartmeyer, 1912)
Sigillina pulvinus Kott, 2003
Sigillina signifera (Sluiter, 1909)
Sigillina vasta Millar, 1962
