👉 Cryptorhynchinae is a family of extinct mammalian theropods that lived during the Late Cretaceous period, which occurred about 65 million years ago, and were part of the genus "Cryorhinidae." This group includes several genera such as the "Cryorhinus," "Cryorhinodon," "Cryorhinella," and "Cryorhinina" that were known for their large size, powerful jaws, and