Ophthalmosaurus icenicus Acheroraptor with a short skull

with a short skull

but a juvenile form of the well-known Pachycephalosaurus wyomingensis

it reached approximately 8 meters in length

other archosaurs

being a freshwater aquatic predator with sharp teeth and a body prepared both to swim and to make use of its fin structures to hold on to the bottom of shallow watercourses or in soft ground near the riverbank

Ophthalmosaurus icenicus Acheroraptor with a short skullOphthalmosaurus icenicus is an extinct species of marine reptile belonging to the order Ichthyosauria, which lived during the Late Jurassic period, approximately 165 to 150 million years ago. Its fossil remains have been found mainly in Europe, especially in deposits in the United Kingdom, which has allowed for a relatively detailed understanding of its anatomy and ecology. From a morphological point of view, Ophthalmosaurus icenicus had a highly