Genus: Michin ALVARADO-ORTEGA, de MAYRINCK & BRITO, 2008
Etymology: Mexican Nahuatl languate, michin, "fish".
Species: csernai ALVARADO-ORTEGA, de MAYRINCK & BRITO, 2008
Etymology: In honor of professor Zoltan Cserna de Gömbös.
Holotype: IGM 9028
Locality: Tlayua quarry, near the town of Tepexi de Rodriguez, Puebla State, Mexico.
Horizon: Middle Member, Tlayua Formation.
Biostratigraphy:
Age: Middle-Upper Albian Stage, Middle Gallic Subepoch, Late Early Cretaceous Epoch, Late Early Cretaceous.
Material: An almost complete specimen.
Referred material:
IGM 9029-9033: 5 specimens.
UERJ-PMB 105-109: 5 specimens.