Phyllodon Facts
Pronunciation: FIL-oh-don
Name meaning: Leaf Tooth
| Diet | Herbivore |
| Height | 0.3m |
| Length | 1m |
| Weight | 1 kg |
| Environment | Land |
| Era | Jurassic |
| Period | Late Jurassic |
| Type | Other |
| Location | Portugal And England |
Phyllodon was a tiny ornithischian dinosaur that lived during the Late Jurassic period, approximately 155 to 152 million years ago. This small herbivore is known primarily from fossilised teeth and possible jaw fragments discovered in Portugal's Camadas de Guimarota Formation, with possible additional remains from England's Chipping Norton Limestone.
As a member of the ornithischian group, Phyllodon belonged to the bird-hipped dinosaurs, though it was not directly related to modern birds. This diminutive dinosaur was remarkably small, estimated to be only about one metre in length and standing roughly 30 centimetres tall at the hip, making it one of the smallest known dinosaurs from its time period.
Phyllodon's diet consisted entirely of plants, and its name, meaning 'leaf tooth', reflects the leaf-like shape of its teeth that were perfectly adapted for processing vegetation. These distinctive teeth were designed for cutting and grinding plant material, suggesting it fed on ferns, cycads, and other low-growing plants that were abundant during the Late Jurassic.
What makes Phyllodon particularly intriguing is its possible relationship to contemporary ornithischian dinosaurs from North America, suggesting potential connections between European and American dinosaur populations during the Late Jurassic period. However, much about this mysterious little dinosaur remains unknown due to the limited fossil material available.
What made Phyllodon distinctive?
Phyllodon is distinguished by its remarkably small size and characteristic leaf-shaped teeth that gave it its name. The teeth were specifically adapted for cutting plant material, with a distinctive serrated edge pattern unique amongst small ornithischian dinosaurs.
Behaviour
Phyllodon likely spent most of its time foraging close to the ground, using its specialised teeth to process tough plant material. As a small herbivore, it would have been constantly alert for predators and may have relied on quick movements and hiding amongst vegetation for protection.
Discovery
Phyllodon was first described by Walter P. Coombs Jr. in 1978. The original fossils were discovered at Camadas de Guimarota Formation, Leiria, Portugal.
Phyllodon FAQ
What did Phyllodon eat?
Phyllodon was a herbivore that fed exclusively on plants. Its leaf-shaped teeth were perfectly designed for cutting and processing vegetation such as ferns, cycads, and other low-growing plants that were common during the
Late Jurassic period.
How big was Phyllodon?
Phyllodon was remarkably small, measuring approximately 1 metre in length and standing about 30 centimetres tall at the hip. It weighed roughly 1 kilogram, making it one of the smallest known dinosaurs from its time period.
When did Phyllodon live?
Phyllodon lived during the
Late Jurassic period, specifically during the Kimmeridgian stage, approximately 154.8 to 152.21 million years ago. This was a time when much larger dinosaurs like
Diplodocus and
Allosaurus also roamed the Earth.
Where was Phyllodon found?
Phyllodon fossils have been discovered in the Camadas de Guimarota Formation in Leiria, Portugal. There are also possible remains from the Chipping Norton Limestone in England, suggesting this small dinosaur had a presence across parts of Europe.
How do you pronounce Phyllodon?
Phyllodon is pronounced 'FIL-oh-don', with emphasis on the first syllable. The name comes from Greek words meaning 'leaf tooth', referring to the distinctive shape of its teeth.
What does Phyllodon mean?
Phyllodon means 'leaf tooth' in Greek, a name that perfectly describes the leaf-like shape of this dinosaur's distinctive teeth. These specialised teeth were adapted for cutting and processing plant material.
How fast could Phyllodon run?
The running speed of Phyllodon is unknown due to limited fossil evidence. However, as a small, bipedal dinosaur, it likely could move quite quickly relative to its size, which would have been important for escaping predators.
What type of dinosaur was Phyllodon?
Phyllodon was a small ornithischian dinosaur, belonging to the bird-hipped group of dinosaurs. Its exact family classification remains uncertain due to the limited fossil material available, consisting mainly of teeth and possible jaw fragments.
Was Phyllodon related to birds?
Despite being an ornithischian or 'bird-hipped' dinosaur, Phyllodon was not directly related to modern birds. Birds actually evolved from theropod dinosaurs, which belonged to the saurischian or 'lizard-hipped' group.
How many Phyllodon fossils have been found?
Very few Phyllodon fossils have been discovered, consisting mainly of isolated teeth and possibly some partial lower jaw fragments. The limited fossil record makes it one of the more mysterious small dinosaurs from the
Late Jurassic period.
