As a group, they have very broad distribution: the majority of Coxicerberus: Americas, southern coasts of Europe, Africa, warm waters of Asia, New Zealand "Microcerberus" monodi: Angola Freshwater taxa are less abundant in species number (only 12 species), but are more morphologically diverse and include seven or eight genera.
Sebagai kelompok, mereka memiliki distribusi luas: mayoritas Coxicerberus: Amerika, southern coasts of Europe, Africa, warm waters of Asia, New Zealand "Microcerberus" monodi: Angola Taksa air tawar kurang banyak dalam jumlah spesies (hanya 12 spesies), tetapi lebih beregam secara morfologi dan mencakup tujuh atau delapan genera.