Dinosaurs That Start With G

When talking about history, it seems impossible to leave out the mention of majestic dinosaurs. These behemoth creatures ruled the world for over 100 million years, only to disappear in a catastrophic event that led to their extinction. Dinosaurs come in a variety of shapes and sizes, from the tiny grey heron-sized Compsognathus to the towering stature of the Diplodocus, weighing around 90,000 pounds. By understanding and interpreting the remains of these reptiles, scientists shed some light on how life evolved on earth.

Compiling this list of dinosaurs was more than a project for me; it was a passion. I have always been fascinated by these creatures and spent a considerable amount of time researching them. But this project allowed me to compile all my knowledge into one comprehensive list. I am beyond thrilled with the result.

So, let’s begin exploring this list of dinosaurs starting with G!

59 Dinosaurs That Start With G

And here’s the list of dinosaurs that begin with G letter.

Galeamopus

This colossal herbivore is known for its long neck, which measures up to 35 feet long. Galeamopus is a member of the sauropod family, with the ability to grow up to 60 feet tall. The weight of this massive creature is estimated to be around 50 tons, making it one of the largest land animals to have ever existed. The long, whip-like tail was used to defend against predators lurking nearby while grazing.

Galesaurus

Galesaurus is an early ancestor of modern mammals. This small, four-legged creature was around the size of a house cat, weighing no more than 10 pounds fully grown. It is believed to have lived in what is now South Africa during the early Triassic period, around 235 million years ago. This genus has played an important role in the evolution of mammals.

Galleonosaurus

The Galleonosaurus was a small, herbivorous dinosaur that lived in Australia around 125 million years ago. The name “Galleonosaurus” means “galleon-like lizard,” named for its wide and flat back. This dinosaur measured around 5 feet long and 6 feet tall at the hips. Its diet consisted of low-lying vegetation, and it is believed to have had a keen sense of smell, which served as a useful tool for spotting food and predators.

Gallimimus

Gallimimus, also known as the “chicken mimic,” was a fast and agile dinosaur that lived during the late Cretaceous Period. This omnivorous dinosaur had sharp, serrated teeth and a long tail that helped it maintain balance while running at high speeds. Gallimimus was about 18 feet long and weighed around 1,000 pounds. Its name derives from the Greek word “gallon,” which means “chicken,” and “mimos” which means “mimic.”

Galtonia

Galtonia is a genus of extinct herbivorous dinosaur that lived during the early Jurassic period in what is now South Africa. These heavily built, quadrupedal dinosaurs were around 20 feet long and weighed up to 2 tons. Galtonia had strong front legs and sharp claws that allowed it to forage for food with ease. The species was named after Sir Richard Galton, a distinguished geologist who contributed significantly to the study of African fossils.

Galveosaurus

Galveosaurus is a genus of sauropod dinosaur that lived during the Late Jurassic period, around 150 million years ago. This herbivorous giant weighed up to 25 tons and measured around 80 feet long. Galveosaurus had a small skull, a long neck, and a whip-like tail for balance. It was one of the largest animals to have ever roamed the earth, and possibly one of the longest lived, living as much as 300 years.

Galvesaurus

Galvesaurus is a genus of herbivorous dinosaur that lived during the early Cretaceous period in what is now Spain. This small ornithopod was around 10 feet long and weighed about 300 pounds. Galvesaurus had strong legs and a long tail that it used to move quickly. Its diet consisted mainly of small plants, which it would have chewed with its simple teeth.

Gannansaurus

Gannansaurus is a genus of sauropod dinosaur that lived during the Early Cretaceous period in what is now China. This massive herbivore weighed up to 15 tons and was around 50 feet in length. Gannansaurus is known for its long neck, which it used to browse for leaves and soft vegetation. Its strong legs and tail made it a formidable opponent against predators.

Ganzhousaurus

Ganzhousaurus is an herbivorous dinosaur that lived in the late Jurassic period, around 160 million years ago. This bipedal herbivore was around 20 feet in length and weighed up to 1 ton. Ganzhousaurus had pointed teeth, which it used to rip leaves and other vegetation. It had long, powerful legs that allowed it to move quickly and efficiently.

Gargoyleosaurus

Gargoyleosaurus is an ankylosaurid dinosaur that lived during the Late Jurassic period, around 155 million years ago. This small herbivore grew to be around 10 feet long and weighed around 600 pounds. Gargoyleosaurus was covered in bony plates that served as protection from predators. It had a powerful tail that it could use as a weapon when threatened.

Garrigatitan

Garrigatitan is a sauropod dinosaur that lived in what is now Spain during the Late Cretaceous period. This massive herbivore weighed around 50 tons and measured up to 80 feet in length. Garrigatitan had a long neck that it used to reach high branches and a long tail that it used for balance. Its powerful legs allowed it to move quickly, making it difficult for predators to catch.

Garudimimus

Garudimimus, also referred to as the “Garuda mimic,” was a dinosaur that lived during the Late Cretaceous period, around 71 million years ago. This fast and agile dinosaur was around 6 to 7 feet in length and weighed up to 150 pounds. Garudimimus had a long, slender neck and a slender tail that gave it balance while running. It likely ate a variety of vegetation and possibly insects.

Gasosaurus

Gasosaurus is a genus of theropod dinosaur that lived during the Late Jurassic period in what is now China. This carnivorous dinosaur was around 25 feet in length and weighed around 1,000 pounds. Gasosaurus is known for its long, curved teeth, which it used to capture and kill prey. It was a relatively small dinosaur compared to other theropods and likely hunted in packs.

Gasparinisaura

Gasparinisaura is an ornithopod dinosaur that lived during the Late Cretaceous period in what is now Argentina. This herbivorous dinosaur weighed around 150 pounds and measured around 5 feet long. Gasparinisaura had a beaked mouth and leaf-shaped teeth that it used to grind vegetation. It had powerful legs that were well-suited for rapid movement, which would have been useful to avoid being preyed upon.

Gastonia

Gastonia is an ankylosaurid dinosaur that lived during the Early Cretaceous period, around 120 million years ago, in what is now Utah. This herbivorous dinosaur grew to be around 15 feet in length and weighed up to 2 tons. Gastonia had a wide, plated body with spikes along its sides and a club tail for protection. Its powerful legs and agility made it difficult for predators to catch.

Geminiraptor

Geminiraptor is a genus of dromaeosaurid dinosaur that lived during the Late Cretaceous period in what is now Mongolia. This carnivorous dinosaur was around 6 to 7 feet in length and likely had feathers covering its body. Geminiraptor had sharp, curved claws that it used to capture and kill prey. It was also likely very intelligent and had keen eyesight and hearing.

Genyodectes

Genyodectes is a genus of theropod dinosaur that lived during the late Jurassic period in what is now Argentina. This carnivorous dinosaur was around 20 feet in length and weighed around 500 pounds. Genyodectes had sharp, serrated teeth, which it used to tear flesh from its prey. It also had powerful legs, which it used to run and hunt prey.

Geranosaurus

Geranosaurus is a small herbivorous dinosaur that lived during the early Jurassic period in what is now South Africa. This bipedal dinosaur measured around 6 feet in length and weighed no more than 50 pounds. Geranosaurus had a long neck and tail, which it used to balance while foraging for food. It is believed to have fed on small plants and insects.

Gideonmantellia

Gideonmantellia was a small, herbivorous dinosaur that lived in the early Jurassic period. It is known for its distinctive teeth that were adapted for plant eating.

Giganotosaurus

Giganotosaurus was a massive, meat-eating dinosaur that lived during the Late Cretaceous period. Its long, sharp teeth and powerful jaws made it one of the most fearsome predators of its time.

Gigantoraptor

Gigantoraptor was a large, feathered dinosaur that lived during the Late Cretaceous period. It is thought to have been one of the largest feathered dinosaurs ever discovered.

Gigantosaurus

Gigantosaurus was a massive, bipedal dinosaur that lived during the Late Cretaceous period. It is known for its large head and powerful jaws, which may have been used to hunt other large dinosaurs.

Gigantoscelus

Gigantoscelus was a small, armored dinosaur that lived during the Late Jurassic period. Its body was covered in bony plates, which may have protected it from predators.

Gigantspinosaurus

Gigantspinosaurus was a herbivorous dinosaur that lived during the Late Jurassic period. It is known for the spines that grew out of its back, which may have been used for defense or to regulate its body temperature.

Gilmoreosaurus

Gilmoreosaurus was a small, herbivorous dinosaur that lived during the Late Jurassic period. It is known for its sharp teeth, which were adapted for biting through tough plant material.

Giraffatitan

Giraffatitan was a massive, herbivorous dinosaur that lived during the Late Jurassic period. Its long neck and legs allowed it to reach vegetation that other dinosaurs couldn’t, making it a successful grazer.

Glacialisaurus

Glacialisaurus was a small, herbivorous dinosaur that lived during the Early Jurassic period. Its fossils have been found in Antarctica, indicating that dinosaurs were able to survive in cold, polar environments.

Glishades

Glishades was a small, early dinosaur that lived during the Late Triassic period. It is known for its sharp teeth and strong, agile legs, which may have allowed it to catch small prey.

Gnathovorax

Gnathovorax was a small, meat-eating dinosaur that lived during the Late Triassic period. Its sharp teeth and powerful jaws made it a formidable predator, despite its small size.

Gobiceratops

Gobiceratops was a small, herbivorous dinosaur that lived during the Late Cretaceous period. Its name means “Gobi horned face”, referring to the horns on its head.

Gobihadros

Gobihadros was a duck-billed dinosaur that lived during the Late Cretaceous period. Its fossils have been found in Mongolia, indicating that it was once part of a diverse ecosystem.

Gobiraptor

Gobiraptor was a small, feathered dinosaur that lived during the Late Cretaceous period. Its name means “Gobi thief”, referring to its apparent ability to steal eggs from other dinosaurs.

Gobisaurus

Gobisaurus was a large, herbivorous dinosaur that lived during the Late Cretaceous period. Its body was covered in bony plates, which may have protected it from predators.

Gobititan

Gobititan was a massive, herbivorous dinosaur that lived during the Late Cretaceous period. Its fossils have been found in the Gobi Desert, indicating that it was once part of a diverse ecosystem.

Gobivenator

Gobivenator was a small, meat-eating dinosaur that lived during the Late Cretaceous period. Its name means “Gobi hunter”, referring to its predatory lifestyle.

Gojirasaurus

Gojirasaurus was a primitive, meat-eating dinosaur that lived during the Late Triassic period. Its fossils have been found in New Mexico, indicating that it was once part of a diverse ecosystem.

Gondwanatitan

Gondwanatitan was a massive, herbivorous dinosaur that lived during the Late Cretaceous period. Its fossils have been found in South America, indicating that it was once part of the supercontinent Gondwana.

Gongbusaurus

Gongbusaurus was a small, herbivorous dinosaur that lived during the Early Jurassic period. Its fossils have been found in China, indicating that dinosaurs were once widespread across the world.

Gongpoquansaurus

Gongpoquansaurus was a small, herbivorous dinosaur that lived during the Early Jurassic period. Its fossils have been found in China, indicating that it was once part of a diverse ecosystem.

Gongxianosaurus

Gongxianosaurus was a large, herbivorous dinosaur that lived during the Early Jurassic period. Its fossils have been found in China, where it was once part of a diverse ecosystem.

Gorgosaurus

Gorgosaurus was a large, meat-eating dinosaur that lived during the Late Cretaceous period. Its fossils have been found in North America, where it was once one of the top predators.

Goyocephale

Goyocephale was a small, bipedal dinosaur that lived during the Late Cretaceous period. It is known for the domed shape of its skull, which may have been used for head-butting.

Graciliceratops

Graciliceratops was a small, herbivorous dinosaur that lived during the Late Cretaceous period. Its fossils have been found in Mongolia, indicating that it was once part of a diverse ecosystem.

Graciliraptor

Graciliraptor was a small, feathered dinosaur that lived during the Late Cretaceous period. Its name means “graceful thief”, referring to its swift movements and predatory lifestyle.

Gravitholus

Gravitholus was a small, bird-like dinosaur that lived during the Late Cretaceous period. Its fossils have been found in Mongolia, indicating that it was once part of a diverse ecosystem.

Gresslyosaurus

Gresslyosaurus was a small, herbivorous dinosaur that lived during the Late Jurassic period. Its fossils have been found in Europe, where it was once part of a diverse ecosystem.

Griphosaurus

Griphosaurus was a herbivorous dinosaur that roamed the earth around 140 million years ago. Its name means “griffin lizard” due to its griffin-like appearance.

Gryphoceratops

Gryphoceratops, meaning “griffin horned face”, was a small ceratopsian dinosaur that lived in the Late Cretaceous period. Its defining characteristics include a parrot-like beak and a griffin-like frill on its head.

Gryponyx

Gryponyx was a small, bipedal dinosaur from the Early Cretaceous period that was around 3 feet in length. It had four-toed feet and sharp, serrated teeth that were perfect for eating insects.

Gryposaurus

Gryposaurus, meaning “hook-nosed lizard”, was a large, duck-billed dinosaur that lived in the Late Cretaceous period. Its most distinctive feature was its large, hollow nasal crest that looked like a hump on its snout.

Guaibasaurus

Guaibasaurus was a small, carnivorous dinosaur from the Late Triassic period that lived in what is now Brazil. It had long, slender hindlimbs and short arms with sharp claws.

Gualicho

Gualicho was a theropod dinosaur from the Late Cretaceous period that was discovered in Argentina in 2016. It was around 26 feet in length and may have had feathers.

Guanlong

Guanlong was a small, feathered theropod dinosaur from the Late Jurassic period that lived in what is now China. Its name means “crown dragon” in reference to the bony crests on its head.

Guemesia

Guemesia was a plant-eating dinosaur from the Late Cretaceous period that was discovered in what is now Argentina. It had a long, slender neck and a small head with leaf-shaped teeth.

Gwyneddosaurus

Gwyneddosaurus was a small, herbivorous dinosaur from the Early Jurassic period that was discovered in what is now Wales. It had four-toed feet and a beak-like snout for biting off plant matter.

Gyposaurus

Gyposaurus was a herbivorous dinosaur from the Early Cretaceous period that lived in what is now Mongolia. Its name means “hooked lizard” in reference to its distinctive lower jaw, which hooked upwards towards the back.

Wrapping Up

And that’s our list of G dinosaurs.

At first, I thought compiling a list of dinosaurs would be an easy task. However, it turned out to be quite the opposite. There were countless species and information that had to be considered. But I was determined to create an accurate and comprehensive list, and my perseverance paid off.

In summary, dinosaurs remain one of the most fascinating and captivating subjects of study for scientists, paleontologists, and enthusiasts alike. Their place in history as the dominant species on Earth for over 160 million years has instilled a sense of awe and respect in many. Despite being long gone, their impact on our planet and the evolution of life cannot be denied. With new discoveries and advancements in technology, we are constantly gaining valuable insights into the past and piecing together the complex story of these incredible creatures. As we continue to delve deeper into the mysteries of the dinosaur world, we should always remember to appreciate the awe-inspiring beauty and power they once possessed.

Hope this post on dinosaur names beginning with G alphabet has been useful to you!