Median size of killifish by genus (total length in cm)

Largest species: Ores. cuvieri +? 27 cm

Smallest species: Fluv. pygmaeus 2 cm, O. minutillus 2 cm, Ples. lacerdai 2 cm

Courtesy of J.H. Huber: Killi-Data 1996 Société française d'Ichtyologie, M.N.H.N., Paris, France.