[MM] Marsasia aenigma
DESCRIBER Nessov, 1997
TIME Cretceous Late
FOSSILSITE Bissekt Formation, Uzbekistan
Type species by monotype and a species left in open nomenclature by Averianov and Kielan-Jaworowska, 1999.
When first decribed by Nessov M.aenigma was only represented by a partial, edentulous dentary, later addtional material described by Averianov and Kielan-Jaworowska, 1999 have improved our knowledge of the genus.