Subfamily Mesidoteinae Racovitza and Sevastos 1910 (isopod)
Malacostraca - Isopoda - Idoteidae
Parent taxon: Idoteidae according to H. K. Brooks et al. 1969
Sister taxa: Mesozoidotea, Saduria
Type: Mesidotea
Ecology: epifaunal omnivore
Distribution: found only at Pietricica (Piatra Neamt) (Oligocene of Romania)