Alienopteridae is an extinct family of dictyopterans, known from the Early Cretaceous to the Eocene epoch. They are noted for their unusual combination of features not found in other dictyopterans.

The Turonian is, in the ICS' geologic timescale, the second age in the Late Cretaceous Epoch, or a stage in the Upper Cretaceous Series. It spans the time between 93.9 ± 0.2 Ma and 89.8 ± 0.3 Ma. The