Caecocypris basimi Banister & Bunni, 1980

Distribution in the area. Endemic. Groundwater layer near Haditha in the Iraqi Euphrates drainage.

Taxonomic notes. While no fresh material of Caecocypris is available to allow a sound study on its phylogenetic position, it is superficially similar to Mesopotamichthys by lacking barbels and having very large scales. If rediscovered, it might turn out to be a species of Mesopotamichthys .

Remarks. This species seems not to have been found since the collection of the original materials and might be extinct.