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On Your Knees Cave (49-PET-408) is an archaeological site located in southeastern Alaska (Prince of Wales Island). Human remains were found at the site in 1996 that dated between 9,730 ±60 and 9,880±50 radiocarbon YBP (Years Before Present ) [ 1 ] or a calendrical date of 10,300 YBP. [ 2 ]
Ana Kai Tangata entrance Cave paintings of birds, January 1998 View of the ocean from inside the cave. Ana Kai Tangata (officially in rapanui: Ana Kai Taŋata) is a sea cave in Easter Island that contains rock art of terns on its ceiling. [1] [2] It is located near Mataveri, and the cave opens up directly to the incoming surf. [2]
Ankylosaurus [nb 1] is a genus of armored dinosaur. Its fossils have been found in geological formations dating to the very end of the Cretaceous Period, about 68–66 million years ago, in western North America, making it among the last of the non-avian dinosaurs. It was named by Barnum Brown in 1908; it is monotypic, containing only A ...
Ankylosauria is a group of herbivorous dinosaurs of the clade Ornithischia.It includes the great majority of dinosaurs with armor in the form of bony osteoderms, similar to turtles.
An anchialine system (/ ˈ æ ŋ k i ə l aɪ n /, from Greek ankhialos 'near the sea') is a landlocked body of water with a subterranean connection to the ocean.Depending on its formation, these systems can exist in one of two primary forms: pools or caves.
Plum Bayou Mounds Archeological State Park (), formerly known as "Toltec Mounds Archeological State Park", [3] also known as Knapp Mounds, Toltec Mounds or Toltec Mounds site, is an archaeological site from the Late Woodland period in Arkansas that protects an 18-mound complex with the tallest surviving prehistoric mounds in Arkansas.
This list of caves in Arkansas includes the location and date they opened to the public. Caves. Onyx Cave (1893) - Eureka Springs [1] [2] [3]
Antarctopelta (ann-TARK-toh-PEL-tə; meaning 'Antarctic shield') is a genus of ankylosaurian dinosaur, a group of large, quadrupedal herbivores, that lived during the Maastrichtian stage of the Late Cretaceous period on what is now James Ross Island, Antarctica.