† Ranulfoichthys dorsonudum Alvarado-Ortega, 2014

Referred specimens.

IGM 9034 (holotype), IGM 9467, IGM 9468 (paratypes); IGM 9035-IGM 9047 (Alvarado-Ortega, 2014).

Locality and age.

Tlayúa quarry, Tlayúa Formation, Tepexi de Rodríguez, Puebla; Cretaceous (Albian).