Breadcrumb Home Search Showing results for Language Content type Photo (11) Article (4) Overview (1) Article Type Article (4) Topics (-) Through Time (16) Ancient Seas (3) At The Museum (3) Evolution (2) Careers (1) Exploration (1) Human Connections (1) Reptiles (1) Sharks & Rays (1) Tags Ancient sea life (4) Fossils (4) Apex predator (2) Geologic periods (2) National Museum of Natural History (2) Smithsonian scientists (2) Site Search Sort by RelevanceTitle SortAuthored on Order AscDesc Sort By RelevanceA-ZZ-ANewestOldest Photo Hedbergella sliteri March 2010 View Image Article If You Build An Ocean, Sea Monsters Will Come October 2018 Read the Full Article Photo The Mesozoic Sea April 2019 View Image Overview Ocean Through Time April 2019 Read the Full Overview Photo Precambrian Timeline May 2019 View Image Photo Mesozoic Timeline May 2019 View Image Article Bony Beginnings: The Rise of Vertebrate Innovation in the Devonian March 2025 Read the Full Article Article Meals of the Mighty Mosasaur November 2018 Read the Full Article Photo Reptiles and Birds of the Mesozoic April 2019 View Image Article What the Megalodon Left Behind July 2018 Read the Full Article Photo Carboniferous Sharks April 2019 View Image Photo A Mesozoic Ocean April 2019 View Image Pagination Current page 1 Page 2 Next page