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Автор: valentint Категория: Политика
Прочетен: 185674 Постинги: 155 Коментари: 24
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Lobe-finned fish (Sarcopterygii)
The largest of these was the 6 metres (20 ft) long Rhizodus.
Rhizodus (Root tooth) is an extinct genus of rhizodont, a branch of the Sarcopterygii, the bony vertebrate clade that also includes tetrapods. It...
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Прочетен: 1899 Коментари: 0 Гласове: 0
Последна промяна: 01.06 01:17
Placoderms (Placodermi)
The largest placoderm was the 10 metres (33 ft) long Dunkleosteus.
Dunkleosteus is an extinct genus of arthrodire placoderm fish that existed during the Late Devonian period, about 380–360 million years ago. S...
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Последна промяна: 17.06 13:09
Pachycormidae is an extinct family of ray-finned fish known from Mesozoic deposits from Eurasia and the Americas. They were characterized by having serrated pectoral fins, reduced pelvic fins and a bony rostrum. Certain members of the gr...
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Последна промяна: 17.06 13:14
Largest known specimens
Gordon Hubbell from Gainesville, Florida possesses an upper anterior megalodon tooth whose maximum height is 184.1 millimetres (7.25 in).In addition, a megalodon jaw reconstruction contains a tooth whose maximum he...
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Последна промяна: 17.06 13:22
An extinct megatoothed shark, C. megalodon is by far the biggest shark known.
This giant shark reached a total length of more than 16 metres (52 ft).C. megalodon may have approached a maximum of 20.3 metres (67 ft) in total length and 1...
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Последна промяна: 17.06 13:52
Eugenedonts (Eugeneodontida)
The largest eugenedont is Helicoprion at 12 metres (41ft) long
Up until 2013, the only known fossils of this genus on record were their teeth, which were arranged in a "tooth-whorl" strongly reminiscent of a ...
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Последна промяна: 17.06 13:56
Alopias grandis may have reached lengths of 13 m (42 ft)
Alopias grandis was an absolutelely enormous  iocene thresher shark. Normal thresher sharks have teeth that are around 10 mm long, the teeth of Alopias grandis are stunning 2 inc...
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Последна промяна: 17.06 13:57
Family of  Megalodon and other large sharks
Otodus obliquus may have reached lengths of 12 m (39 ft) and are estimated to have weighed in at 8 tonnes.
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Последна промяна: 12.08 23:08
Anthracosauria
The largest known anthracosaur was Anthracosaurus, a predator. It could reach up to 12 feet in length.
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Последна промяна: 17.06 14:02
Brachiopoids
Koolasuchus at 16 ft long, but only 1 ft high.
Koolasuchus is an extinct genus of brachyopoid temnospondyl in the family Chigutisauridae. Fossils have been found from Victoria, Australia and date back 120 Ma to the Aptian stag...
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Последна промяна: 17.06 14:10
Amphibians (Amphibia)

The largest known amphibian of all time was the 30 ft long temnospondyli Prionosuchus.
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Последна промяна: 24.05 20:06
The largest seems to be the freshwater turtle Stupendemys, with an estimated total carapace length of more than 3.3 m (11 ft) and weight of up to 1,814–2,268 kg (3,999–5,000 lb

Stupendemys is a prehistoric genus of freshwate...
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Последна промяна: 24.05 20:02
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Автор: valentint
Категория: Политика
Прочетен: 185674
Постинги: 155
Коментари: 24
Гласове: 13
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