siamogale melilutra size

TARKA the Otter had a formidable relative that was a top predator six million years ago, scientists have discovered. Researchers were able to make assumptions about the otter’s physiology after recreating its skull, which had been crushed over millions of years. L'épithète spécifique, melilutra, est pour sa part un nom composé attribué par Wang et al. (Credit: Mauricio Anton) These ancient wolf-sized otters had fearsome jaws. By scanning each individual piece, researchers were able to digitally recreate the skull like a jigsaw puzzle. The new species belongs to the Lutrinae because of its possession of a large infraorbital canal and ventral expansion of the mastoid process, among other traits. Dr Su added: “The bones were so delicate that we could not physically restore the cranium. Unlike its modern counterparts which eat fish and shellfish, this prehistoric species had an appetite for just about any sort of prey and possessed powerful jaws capable of delivering a devastating bite. 2020) Siamogale is an extinct genus of giant otter from the late Miocene-early Pliocene of eastern Asia. Diagnosis: Siamogale melilutra is distinct from S. thailandica in its large size, more posteriorly reclined mandibular ascending ramus, a continuous P4 protocone crest extending distally to the metastyle (in contrast to a more cuspidate P4 protocone in S. La nouvelle espèce appartient aux Lutrinae en raison de la présence d'un large canal infraorbital et ventral expansion of the mastoid process, entre autres traits[2]. Références. This is two to three times larger than any modern otter species. (2018). Named Siamogale melilutra, the new species weighed around 50 kg (110 lbs) — almost twice as large as the largest living otters. 16, No. thailandica (Ginsburg, Ingavat & Tassy, 1983) †S. The remains of the skull were found in China and were re-created with a special program called the CT scan which is able to reconstruct the skeleton without being damaged. Les restes du crâne ont été trouvés en Chine et ont été étudiés par tomodensitométrie, technique capable d'imager le squelette sans l'endommager. Siamogale melilutra was the size of a wolf and weighed about 110 pounds. Remarque : l'espèce y est erronément appelée, https://fr.wikipedia.org/w/index.php?title=Siamogale_melilutra&oldid=175660445, Taxobox utilisant une classification non précisée, Taxobox taxon utilisant le paramètre éteint, Portail:Sciences de la Terre et de l'Univers/Articles liés, licence Creative Commons attribution, partage dans les mêmes conditions, comment citer les auteurs et mentionner la licence. Size difference: Modern otters are a lot smaller than their prehistoric relatives (Rex) More. But S. melilutra was an outlier: The massive mammal’s modeled jaws were six times sturdier than expected. S. melilutra was an otter. Les Siamogale melilutra pesaient environ 50 kilogrammes et faisaient la taille d'un loup. Some, like the sea otter or giant river otter, can grow to more than 75 pounds. Two 3-D reconstructions show the jaw of the roughly 15-pound common otter (left) and that of the 110-pound Siamogale melilutra. A really, really big otter. Siamogale melilutra est une espèce éteinte de loutres ayant vécu au Miocène supérieur (Messinien), il y a 6,2 millions d'années, dans la province chinoise du Yunnan[1]. "If Siamogale melilutra was not smart enough to figure out tools, perhaps the only option left was to develop more powerful jaws by increasing body size." Siamogale - WikiMili, The Free Encyclopedia - WikiMili, The Free Encyclopedia selon les recommandations du projet zoologie. Deux espèces sont actuellement connues [1], dont Siamogale melilutra. Named Siamogale melilutra, the huge otter would have weighed around 110lb (50kg) and been up to two metres in length. “We started our study with the idea that this otter was just a larger version of a sea otter or an African clawless otter in terms of chewing ability, that it would just be able to eat much larger things. The skull reveals a combination of otter-like and badger-like cranial and dental characteristics. It also had an unusually powerful bite, which would have allowed it to crush … Than any living otter Siamogale is an extinct genus of giant otter from the late Miocene-early Pliocene eastern. Pounds and grew to be the size of a wolf and weighed about 110 and. Million years predator six million years ago, scientists have discovered ( 50kg ) digitally recreate the skull a... 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