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Kelenken is the largest known phorusrhacid, about 10% larger than the largest phorusrhacids previously known, such as Phorusrhacos. The holotype skull is about 716 mm (2.3 ft) long from the tip of the beak to the center of the sagittal nuchal crest at the upper back of the head (a size likened to the size of a horse 's skull), making it the ...
Subfamily Phorusrhacinae — giant species 8.3 feet (2.5 m) high (Kelenken up to 9.8 feet (3.0 m) high [44]), but somewhat slender and decidedly more nimble than the Brontornithinae Genus Devincenzia (Miocene to Early Pliocene, possibly up to Early Pleistocene) [45] [5]
The mandible is 51.5 cm (20.3 in) long and 77 mm (3.0 in) high at the base of the mandibular symphysis. Only few elements of the cranium are preserved including the quadrates and their articulation with the mandible as well as the front of the premaxilla, which shows a strongly hooked tip as known from other phorusrhacids.
Paris is huge, While Paris is well-known for its fashion and art, it's easy for many to forget about the amazing cuisine that can be discovered there. The gastronomy has morphed over the centuries ...
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Eat grapes or pomegranate seeds for good luck on New Year's Eve, check your FSA balance and 13 other tips for a happy and healthy December. Erin Donnelly. December 30, 2024 at 11:33 AM.
Holotype mandible. Remains are known from several localities in the Santa Cruz Formation and Monte León Formation in Santa Cruz Province, of Argentina. [2] Among the bones found in the strata of the Santa Cruz Formations (now considered as mainly of mid-Miocene date) was the piece of a mandible which Florentino Ameghino discovered in early 1887 and the same year at first described as that of ...
[13] [5] A pair of graduate students from the University of Florida were the first to discover fossils in the clay sediments in 1967, sparking a wave of large-scale excavations by curator David Webb of the Florida Museum of Natural History. [5] [2] [10] Work on the site lasted from 1967 to 1973, during which over 18,000 fossils were collected. [14]