Children (11 direct children, 11 direct and indirect children):
Ibacus peronii
Butterfly fan lobster
Ibacus alticrenatus
Velvet fan lobster
Japanee fan lobster
Japanese fan lobster
Ibacus brevipes
Serrate fan lobster
Ibacus altricrenatus
Ibacus brucei
Glabrous fan lobster
Ibacus novemdentatus
Smooth fan lobster
Ibacus chacei
Ibacus pubescens
Ibacus incisus
Ibacus verdi