Holotype specimen of Thalassodraco etchesi （Image source：Megan L. J., David M. M. (2020).， CC BY 4.0 ） Age Jurassic（Tithonian） 149 Ma Taxonomy Kingdom: Animalia Phylum: Chordata Class: Reptilia Order: Ichthyosauria Family: Ophthalmosauridae Genus: Thalassodraco Species: Thalassodraco etchesi Morphological description Thalassodraco etchesi is a medium-sized ophthalmosaurid ichthyosaur with an estimated total body length of about 2.25 meters. The skull is estimated to have m