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Archelon is an extinct marine turtle from the Late Cretaceous, and is the largest turtle ever to have been documented, with the biggest specimen measuring 4.6 m (15 ft) from head to tail and 2.2–3.2 t (2.4–3.5 short tons) in body mass.
Stupendemys is the largest known species of freshwater turtle currently known to science, with several specimens reaching a carapace length exceeding 2 meters. The largest specimen of Stupendemys is CIAAP-2002-01, an almost complete carapace with a parasagittal length of 2.86 meters.
In 2022, Jonathan's estimated age exceeded that of the tortoise that Guinness World Records had recognised as the oldest recorded ever, Tu'i Malila, who died in Tonga in 1966 at the age of 189. Adwaita , an Aldabra giant tortoise that died in 2006 in the Alipore Zoological Gardens of Kolkata , India, is believed to have lived to the age of 255 ...
The giant leatherback sea turtle, the largest extant turtle, digs a nest on the beach. The largest extant turtle is the leatherback sea turtle (Dermochelys coriacea), reaching a maximum total length of 3 m (10 ft) and a weight of 961 kg (2,119 lb). [1] [96] The second-largest extant testudine is the Loggerhead sea turtle. It tends to weight ...
A study of large turtles from the Yangtze River reported an average weight of 25 kg (55 lb), although not all specimens were definitively identified as Rafetus. [7] The turtle’s carapace (shell) typically measures over 50 cm (20 in), with the largest recorded at 86 cm (34 in) in straight length. Curved carapace lengths of up to 106 cm (42 in ...
Megalochelys ("great turtle") is an extinct genus of tortoises that lived from the Miocene to Pleistocene.They are noted for their giant size, the largest known for any tortoise, with a maximum carapace length of over 2 m (6.5 ft) in M. atlas.
The largest living species of turtle (and fourth-largest reptile) is the leatherback turtle, which can reach over 2.7 m (8 ft 10 in) in length and weigh over 500 kg (1,100 lb). [9] The largest known turtle was Archelon ischyros , a Late Cretaceous sea turtle up to 4.5 m (15 ft) long, 5.25 m (17 ft) wide between the tips of the front flippers ...
Basilemys (IPA: [bæsɪlɛmiːs]) ("king turtle" in Greek) is a large, terrestrial nanhsiungchelyid turtle from the Upper Cretaceous of North and Central America. [1] Basilemys has been found in rocks dating to the Campanian and Maastrichtian subdivisions of the Late Cretaceous and is considered to be the largest terrestrial turtle of its time. [2]