Telmatosauridae A clade in the dinosaur family tree. The entries below are classified within it. Limnosaurus 318.7–66 Mya Kryptohadros kallaiae 100–66 Mya · Europe Hecatasaurus 83.6–66 Mya Tethyshadros 81.5–80.5 Mya · Italy Telmatosaurus 70–66 Mya