Agustinia Facts
Pronunciation: ah-gus-TIN-ee-ah
Name meaning: Named after Agustín Martinelli, Argentine palaeontologist
| Diet | Herbivore |
| Height | 4m |
| Length | 15m |
| Weight | 12 tonnes |
| Environment | Land |
| Era | Cretaceous |
| Period | Early Cretaceous |
| Type | Sauropod |
| Location | Argentina |
Agustinia was a remarkable sauropod dinosaur that roamed the ancient landscapes of South America during the Early Cretaceous period, approximately 116 to 108 million years ago. This impressive herbivore lived in what is now Argentina, where its fossilised remains were discovered in the Lohan Cura Formation of Neuquén Province.
What makes Agustinia truly extraordinary amongst sauropods is its unusual armoured appearance. Unlike most of its long-necked relatives, Agustinia possessed distinctive bony spikes and plates along its back and sides, giving it a formidable defensive appearance. These osteoderms, as they're known scientifically, were likely used for protection against the large predatory dinosaurs that shared its habitat.
As a typical sauropod, Agustinia was a massive quadrupedal dinosaur with a long neck that allowed it to browse vegetation at various heights. It measured approximately 15 metres in length and stood about 4 metres tall at the hip, weighing an estimated 12 tonnes. Its powerful legs supported its enormous bulk as it moved slowly through the Cretaceous forests and plains.
Like all sauropods, Agustinia was a dedicated plant-eater, using its long neck to reach high into trees and sweep across wide areas of ground-level vegetation. Its teeth were adapted for stripping leaves rather than chewing, meaning it likely swallowed stones to help grind plant material in its stomach.
What made Agustinia distinctive?
Agustinia's most distinctive feature was its unusual armoured appearance, with prominent bony spikes and plates (osteoderms) running along its back and sides. This defensive armour was highly unusual for a sauropod dinosaur, making Agustinia quite different from its typical long-necked relatives.
Behaviour
Agustinia likely moved in small herds across the Cretaceous landscape, using its long neck to browse vegetation at different heights from ground level to treetops. The prominent spikes and armour plating suggest it faced significant predation pressure and may have used these defensive features when threatened by large carnivorous dinosaurs.
Discovery
Agustinia was first described by José Bonaparte in 1999. The original fossils were discovered at Lohan Cura Formation, Neuquén Province, Argentina.
Agustinia FAQ
What did Agustinia eat?
Agustinia was a herbivore that fed exclusively on plants. It used its long neck to browse vegetation at various heights, from ground-level ferns and cycads to leaves high in the treetops. Like other sauropods, it would have stripped leaves with its teeth and swallowed them whole, likely using gastroliths (stomach stones) to help grind the plant material for digestion.
How big was Agustinia?
Agustinia was a large dinosaur, measuring approximately 15 metres in length and standing about 4 metres tall at the hip. It weighed an estimated 12 tonnes, making it a substantial but not gigantic member of the sauropod family. Its size was typical for mid-sized sauropods of the
Early Cretaceous period.
When did Agustinia live?
Agustinia lived during the
Early Cretaceous period, specifically during the Aptian to Albian stages, approximately 116 to 108 million years ago. This was a time when South America was home to many unique dinosaur species that evolved in isolation from other continents.
Where was Agustinia found?
Agustinia fossils were discovered in Argentina, specifically in the Lohan Cura Formation of Neuquén Province. This region of Argentina has been incredibly productive for palaeontologists, yielding numerous important dinosaur discoveries from the Cretaceous period.
How do you pronounce Agustinia?
Agustinia is pronounced 'ah-gus-TIN-ee-ah', with the emphasis on the 'TIN' syllable. The name honours Argentine palaeontologist Agustín Martinelli, so it follows Spanish pronunciation patterns.
What does Agustinia mean?
Agustinia is named after Agustín Martinelli, an Argentine palaeontologist who made significant contributions to the study of South American prehistoric life. The name is a tribute to his work in the field of palaeontology rather than describing a physical characteristic of the dinosaur.
How fast could Agustinia run?
Like most sauropods, Agustinia was not built for speed. Its massive size and quadrupedal body plan meant it likely moved at a steady walking pace, probably no faster than a few kilometres per hour. Its defence strategy relied on its armoured spikes rather than running away from predators.
What type of dinosaur was Agustinia?
Agustinia was a sauropod dinosaur, belonging to the family Rebbachisauridae. Sauropods were the long-necked, plant-eating giants of the dinosaur world, though Agustinia was unusual for having defensive armour, which was rare among this group.
Was Agustinia related to birds?
As a sauropod, Agustinia was not closely related to modern birds. Birds evolved from theropod dinosaurs, which were the bipedal, often carnivorous dinosaurs. Sauropods like Agustinia belonged to a different major group called sauropodomorphs, though all dinosaurs share common ancestry much further back in time.
How many Agustinia fossils have been found?
Agustinia is known from a single specimen discovered in Argentina. This makes it relatively rare in the fossil record, and much of our understanding of this dinosaur comes from this one individual. The limited fossil material means some aspects of Agustinia's biology remain uncertain and subject to ongoing research.
