Dinosaurs That Start With S

Dinosaurs have always been a topic of interest for humans, inspiring movies, series, documentaries, and even academic fields of study. These magnificent beasts ruled the planet for millions of years. The word “dinosaur” means “terrible lizard” in Greek, though scientists have discovered that some dinosaurs were feathered and even flew. However, most of these reptiles were land dwellers, and they all have unique skeletal structures, shapes, and sizes. Some species were gentle giants, while others were formidable hunters, making them the ultra predators of their time. Regardless of their classification, all dinosaurs played a crucial role in shaping the history of life on Earth.

I spent several days gathering information and cross-referencing names before I could even start compiling this list. It was a meticulous process. However, as I delved deeper into the subject, it was clear that I already had the expertise to create a list that encapsulates these formidable creatures’ essence.

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

132 Dinosaurs That Start With S

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

Sacisaurus

Sacisaurus was a small bipedal dinosaur that lived during the Late Triassic period in what is now Brazil. It had sharp teeth and a well-developed temporal region that contributed to its powerful bite force.

Sahaliyania

Sahaliyania was a large herbivorous dinosaur from the Late Cretaceous period that lived in what is now China. It had a long, low skull and specialized teeth for grinding tough vegetation. Sahaliyania likely lived in social groups and may have migrated seasonally.

Saichania

Saichania was a heavily-armored dinosaur from the Late Cretaceous period that lived in what is now Mongolia. Its body was covered in bony plates and spikes, providing protection against predators. Despite its formidable armor, Saichania was a plant-eater.

Saltasaurus

Saltasaurus was a large, long-necked dinosaur from the Late Cretaceous period that lived in what is now Argentina. It had bony plates along its back and was likely one of the last dinosaurs to go extinct. Saltasaurus was a herbivore and likely fed on low-growing vegetation.

Saltopus

Saltopus was a small, agile dinosaur from the early Jurassic period that lived in what is now Scotland. It had sharp teeth and claws for hunting small prey. Saltopus likely moved quickly on two legs and may have used its long tail for balance.

Saltriovenator

Saltriovenator was a large theropod dinosaur from the Early Jurassic period that lived in what is now Italy. It had sharp teeth and clawed hands for hunting. Saltriovenator likely preyed on small and medium-sized animals in its ecosystem.

Sanjuansaurus

Sanjuansaurus was a small carnivorous dinosaur from the Late Triassic period that lived in what is now Argentina. It had long, sharp teeth and ate small animals. Sanjuansaurus likely ran on two legs and hunted in packs for increased efficiency.

Sanpasaurus

Sanpasaurus was a small ornithopod dinosaur from the Early Cretaceous period that lived in what is now China. It had a beak-like mouth and was likely herbivorous. Sanpasaurus may have walked on two or four legs depending on its speed and need for stability.

Santanaraptor

Santanaraptor was a large, carnivorous theropod dinosaur from the Early Cretaceous period that lived in what is now Brazil. It had sharp teeth and claws for hunting, and was likely a top predator in its ecosystem.

Sanxiasaurus

Sanxiasaurus was a small, chicken-sized dinosaur from the Early Jurassic period that lived in what is now China. It had long, slender legs and a pointed snout. Sanxiasaurus likely fed on insects and small animals.

Sarahsaurus

Sarahsaurus was a small, herbivorous dinosaur from the Early Cretaceous period that lived in what is now the southwestern United States. It had a long neck and tail and was likely a fast runner.

Sarcolestes

Sarcolestes was a small to medium-sized carnivorous dinosaur from the Late Jurassic period that lived in what is now England. It had sharp, serrated teeth and was likely a fast runner. Sarcolestes may have hunted in packs for increased success.

Sarcosaurus

Sarcosaurus was a carnivorous dinosaur from the Late Jurassic period that lived in what is now England. It had strong jaws and sharp teeth, and likely preyed on small and medium-sized animals.

Sarmientosaurus

Sarmientosaurus was a large, long-necked dinosaur from the Late Cretaceous period that lived in what is now Argentina. It had a long tail and was likely a herbivore, feeding on low-growing vegetation.

Saturnalia

Saturnalia was a basal sauropodomorph dinosaur from the Late Triassic period that lived in what is now Brazil. It had a long neck and tail and was likely herbivorous.

Saurolophus

Saurolophus was a large, duck-billed dinosaur from the Late Cretaceous period that lived in what is now North America and Asia. It had a distinctive crest on its head and was likely a herbivore.

Sauroniops

Sauroniops was a large carnivorous dinosaur from the Late Cretaceous period that lived in what is now North Africa. It had a distinctive horn above its eyes and sharp teeth for hunting.

Sauropelta

Sauropelta was a heavily-armored, herbivorous dinosaur from the Late Cretaceous period that lived in what is now North America. It had bony plates covering its back and a spiked tail for protection against predators.

Saurophaganax

Saurophaganax was a large carnivorous dinosaur from the Late Jurassic period that lived in what is now North America. It had sharp teeth and was likely a top predator in its ecosystem.

Sauroplites

Sauroplites were small, carnivorous dinosaurs that lived during the Late Cretaceous period.

Sauroposeidon

Sauroposeidon was one of the tallest dinosaurs ever discovered, with a neck that measured over 40 feet long!

Saurornithoides

Saurornithoides was a small, feathered dinosaur that likely preyed on lizards and mammals.

Saurornitholestes

Saurornitholestes was a small, agile dinosaur with sharp teeth and claws that helped it hunt prey.

Savannasaurus

Savannasaurus was a large herbivorous dinosaur that lived in what is now Australia during the Late Cretaceous period.

Scansoriopteryx

Scansoriopteryx was a tiny, bird-like dinosaur with long legs and short arms that it likely used for climbing trees.

Scaphonyx

Scaphonyx was a type of ankylosaur dinosaur with a heavily-armored body and a club-like tail for defense.

Scelidosaurus

Scelidosaurus was an early genus of armored dinosaur that lived during the Early Jurassic period.

Schleitheimia

Schleitheimia was a small, herbivorous dinosaur that lived in what is now Europe during the Late Jurassic period.

Scipionyx

Scipionyx was a small, chicken-sized dinosaur with beautifully-preserved, feather-like structures.

Sciurumimus

Sciurumimus was a small, feathered dinosaur that lived during the Late Jurassic period in what is now Germany.

Scleromochlus

Scleromochlus was a small dinosaur that lived during the Late Triassic period and is thought to be an ancestor of modern-day birds.

Scolosaurus

Scolosaurus was an ankylosaur dinosaur with a heavily-armored body and spiky, club-like tail for defense.

Scutellosaurus

Scutellosaurus was a small, herbivorous dinosaur with a highly-armored body that lived during the Early Jurassic period.

Secernosaurus

Secernosaurus was a type of sauropod dinosaur with a long neck and tail that lived in what is now Argentina during the Late Cretaceous period.

Sefapanosaurus

Sefapanosaurus was a large, quadrupedal dinosaur that lived during the Late Jurassic period and may have been a relative of brachiosaur dinosaurs.

Segisaurus

Segisaurus was a small, agile dinosaur that lived during the Late Jurassic period and likely preyed on insects and other small animals.

Segnosaurus

Segnosaurus was a large, quadrupedal dinosaur that lived in what is now China during the Late Cretaceous period and had a beak-like mouth for cropping vegetation.

Seismosaurus

Seismosaurus was a massive, long-necked dinosaur that lived during the Late Jurassic period and may have been one of the largest land animals ever to walk the earth.

Seitaad

Seitaad was a small, bipedal dinosaur that lived during the Late Jurassic period and is thought to have been a relative of early ceratopsians.

Sektensaurus

Sektensaurus was a small, bipedal dinosaur that lived during the Early Jurassic period in what is now Russia.

Sellacoxa

Sellacoxa was a small, herbivorous dinosaur that lived during the Early Cretaceous period in what is now China.

Sellosaurus

Sellosaurus was a small, bipedal dinosaur that lived during the Late Triassic period and is thought to have been an ancestor of sauropod dinosaurs.

Serendipaceratops

Serendipaceratops was a small, herbivorous dinosaur that lived during the Late Cretaceous period and is thought to have been a relative of early ceratopsians.

Serikornis

Serikornis was a small, bird-like dinosaur that lived during the Late Jurassic period and had feather-like structures on its four wings.

Shamosaurus

Shamosaurus was a small, herbivorous dinosaur that lived during the Early Cretaceous period and is thought to have had a beak-like mouth for cropping vegetation.

Shanag

Shanag was a small, theropod dinosaur that lived during the Late Jurassic period in what is now China and is thought to have had feathers.

Shanshanosaurus

Shanshanosaurus was a large, quadrupedal dinosaur that lived during the Late Jurassic period in what is now China and likely preyed on vegetation.

Shantungosaurus

Shantungosaurus was a massive, quadrupedal dinosaur that lived during the Late Cretaceous period in what is now China and is thought to have been one of the largest hadrosaurid dinosaurs.

Shanxia

Shanxia was a small, quadrupedal dinosaur with a beak-like mouth that lived during the Early Cretaceous period in what is now China.

Shanyangosaurus

This herbivorous dinosaur had a long neck and spiked armor running down its back, making it look like a prehistoric tank.

Shaochilong

With a name that translates to “Tiny Dragon,” this carnivorous dinosaur was anything but small, measuring up to 7 meters in length.

Shenzhousaurus

This dinosaur had a unique hump on its back that may have helped it regulate body temperature or store fat for lean times.

Shidaisaurus

First discovered in China, this armored dinosaur had a distinctive club on its tail and may have used it for self-defense.

Shingopana

This dinosaur was found in Tanzania and is believed to have lived around 100 million years ago, making it one of the oldest-known African dinosaurs.

Shishugounykus

This small carnivorous dinosaur was only around 4 feet long but likely had powerful leg muscles that helped it run down prey.

Shixinggia

This dinosaur’s name means “Shixing’s iguana,” after the man who discovered its fossils in China.

Shuangbaisaurus

With a long, slender body and a narrow snout, this dinosaur was perfectly adapted for catching fish.

Shuangmiaosaurus

This dinosaur’s fossils were discovered in the Gobi Desert and it may have been an ancestor of the more well-known sauropod dinosaurs.

Shunosaurus

This herbivorous dinosaur had an elongated neck that may have helped it reach vegetation high up in trees.

Shuvosaurus

This carnivorous dinosaur had a mouth full of sharp teeth and may have preyed on other dinosaurs in its ecosystem.

Shuvuuia

This small dinosaur had feathers and may have been one of the earliest-known birds.

Siamodon

This dinosaur had a mouth full of serrated teeth, which would have made it a formidable predator.

Siamosaurus

This dinosaur had a long, crocodile-like snout that likely helped it catch fish in the rivers it lived near.

Siamotyrannus

Despite its name, this dinosaur was not a true tyrannosaur, but it did have powerful jaws and sharp teeth.

Siamraptor

This dinosaur was found in Thailand and is one of the earliest-known carcharodontosaurs, a group of carnivorous dinosaurs that includes Giganotosaurus.

Siats

This dinosaur was one of the largest carnivores to ever walk the earth, measuring up to 39 feet long.

Sibirotitan

This dinosaur was found in Siberia and likely lived in a cold, snowy environment.

Sierraceratops

This dinosaur had a distinctive frill on its head that may have helped it regulate body temperature or attract mates.

Sigilmassasaurus

This dinosaur was found in Morocco and is one of the few known African abelisaurids, a group of carnivorous dinosaurs known for their short arms and thick skulls.

Silesaurus

This dinosaur was one of the earliest-known ornithischians, a group of herbivorous dinosaurs that includes the famous triceratops.

Siluosaurus

This dinosaur lived in what is now China and had a long, thin snout that may have helped it catch fish.

Silutitan

With a name that means “Silu Valley giant,” this dinosaur was one of the largest known sauropods.

Silvisaurus

This dinosaur lived in what is now North America and had a beak-like mouth that it likely used to nip off vegetation.

Similicaudipteryx

This small dinosaur had feathers and was likely capable of flight, although it likely spent most of its time on the ground.

Sinankylosaurus

This dinosaur was armored from head to tail, making it nearly impervious to attacks from predators.

Sinocalliopteryx

With long feathers on its arms, this dinosaur likely had wings and may have been capable of gliding or short flights.

Sinocephale

This dinosaur had a distinctive dome-like structure on its head, which may have been used for display or for head-butting other dinosaurs in combat.

Sinoceratops

This dinosaur is named for the distinctive horn on its nose, which it likely used for defense or to attract mates.

Sinocoelurus

This small and agile predator roamed North America during the Late Jurassic period.

Sinopliosaurus

This impressive marine reptile was a top predator of the early Cretaceous seas in Asia.

Sinornithoides

This small but fast dinosaur from the Early Cretaceous of China is also called the “Martian of the Dinosaurs” for its unusual appearance.

Sinornithomimus

This ostrich-mimic dinosaur lived in Asia during the Late Cretaceous period and had an unusually long neck.

Sinornithosaurus

This feathered dinosaur from the Early Cretaceous of China was one of the first known dromaeosaurids, or “raptors”.

Sinosauropteryx

This small dinosaur was not only one of the first dinosaurs discovered with fossilized feathers, but also the first to be fossilized with evidence of its coloration.

Sinosaurus

This armored herbivore from the Late Triassic period of China was one of the first to develop specialized teeth for chewing tough plant material.

Sinotyrannus

This early tyrannosaurid dinosaur from China was one of the largest predators of its time, with some individuals reaching up to 9 meters in length.

Sinovenator

This fast and agile predator from the Early Cretaceous of China had sharp claws and a long tail to help it balance during hunting.

Sinraptor

This large carnivorous dinosaur from the Late Jurassic of China had a distinctive sail on its back that may have been used for display or thermoregulation.

Sirindhorna

This small herbivorous dinosaur from Thailand was named after the village where it was discovered in 1986.

Skorpiovenator

This fierce predator from Argentina lived during the Late Cretaceous period and had fearsome claws on its forelimbs.

Smitanosaurus

This sauropod dinosaur from the Late Jurassic of Tanzania was named after the Dutch paleontologist Dirk Jan Smit.

Smok

This large, plant-eating dinosaur from the Late Cretaceous of Mongolia had a unique skull shape that gave it a distinctive profile.

Sonorasaurus

This herbivorous dinosaur from the Late Cretaceous of North America is known from only a few fossils, but may have reached lengths of up to 22 meters.

Soriatitan

This large sauropod dinosaur from Argentina lived during the Late Cretaceous period and is known from fragmentary remains.

Soumyasaurus

This small, bipedal dinosaur from India was named after the daughter of the authors who discovered it in 1994.

Sphaerotholus

This small, dome-headed dinosaur from the Late Cretaceous of North America is known from only a few fragmentary remains.

Sphenosaurus

This small, lizard-like reptile from the Permian period of Europe had unusual flat and wide teeth that may have been used for crushing tough plant material.

Sphenospondylus

This small, sail-backed reptile from the Late Triassic of Europe is known from only a few incomplete fossils.

Spiclypeus

This herbivorous dinosaur from the Late Cretaceous of North America had a distinctive “frill” of bone and armor on its head.

Spinophorosaurus

This long-necked dinosaur from the Early Jurassic of Argentina had long, pointy spines running down its neck and back.

Spinops

This small, horned dinosaur from the Late Cretaceous of North America had a distinctive, forward-curved horn above each eye.

Spinosaurus

This massive predator from North Africa is one of the largest known carnivorous dinosaurs, with some individuals reaching over 16 meters in length.

Spinostropheus

This long-necked dinosaur from the Early Jurassic of Tanzania had a distinctive, sail-like structure on its back that may have helped regulate its body temperature.

Spinosuchus

This large predatory reptile from the Late Triassic of China had a crocodilian-like body and teeth adapted for slicing through flesh.

Spondylosoma

A genus of extinct reptiles that lived during the middle to late Permian period approximately 260 million years ago.

Squalodon

A genus of prehistoric whale that lived from the late Oligocene to the early Miocene that had a set of sharp teeth that were similar in shape to those of present-day sharks.

Staurikosaurus

A small carnivorous dinosaur from the Late Triassic period that was one of the earliest theropods and had long, powerful hind legs.

Stegoceras

A genus of pachycephalosaurid dinosaur from the Late Cretaceous period that had a thick skull roof and was likely used for head-butting during intraspecific combat.

Stegopelta

A genus of ankylosaur from the Early Cretaceous period that was heavily armored with bony plates and spines along its back and sides.

Stegosaurides

A group of ornithischian dinosaurs that included the iconic Stegosaurus and other species that lived during the Late Jurassic period and were known for their prominent, upright bony plates on their backs.

Stegosaurus

A large herbivorous dinosaur from the Late Jurassic period that possessed rows of bony plates along its back and a spiked tail that it likely used for defense.

Stegouros

A genus of herbivorous dinosaur from the Early Cretaceous period that had a large, bony frill on the back of its skull that may have been used for display.

Stenonychosaurus

A small carnivorous dinosaur from the Late Cretaceous period that had bird-like features such as feathers and a wishbone.

Stokesosaurus

A small carnivorous dinosaur from the Late Jurassic period that likely preyed on small animals during its lifetime.

Stormbergia

A genus of early ornithischian dinosaur from the Early Jurassic period that had a small beak and multiple rows of small, leaf-shaped teeth.

Streptospondylus

A genus of sauropod dinosaur from the Early Cretaceous period that was one of the first dinosaurs discovered in North America.

Struthiomimus

A genus of ornithomimid dinosaur from the Late Cretaceous period that was an herbivore and had long, slender legs.

Struthiosaurus

A small, bipedal dinosaur from the Late Cretaceous period that had a beaked mouth and was likely an herbivore.

Stygimoloch

A genus of pachycephalosaurid dinosaur from the Late Cretaceous period that had a thick skull roof adorned with bony spikes and knobs.

Stygivenator

A theropod dinosaur from the Early Cretaceous period that had long claws and sharp teeth and may have been a scavenger.

Styracosaurus

A genus of ceratopsian dinosaur from the Late Cretaceous period that had a large frill and a distinct nose horn.

Succinodon

A genus of small lizard-like reptile from the Late Jurassic period that had sharp teeth and may have been a predator or scavenger.

Suchomimus

A large theropod dinosaur from the Early Cretaceous period that had a long snout and sharp teeth and likely preyed on fish.

Suchosaurus

A genus of crocodile-like reptile from the Jurassic period that had sharp teeth and a long snout and likely preyed on fish and other small animals.

Supersaurus

A genus of sauropod dinosaur from the Late Jurassic period that was one of the largest animals to ever walk the Earth, with a long neck and tail and relatively small head.

Suskityrannus

A small tyrannosaurid dinosaur from the Early Cretaceous period that had slender legs and arms and may have been related to Tyrannosaurus rex.

Suuwassea

A genus of sauropod dinosaur from the Early Jurassic period that had a long neck and a relatively long tail and was likely an herbivore.

Suzhousaurus

A small theropod dinosaur from the Early Cretaceous period that had a long tail and a slender build and may have been an agile runner.

Syngonosaurus

A genus of stegosaurid dinosaur from the Early Cretaceous period that had a row of bony spikes down its back and a beaked mouth for stripping leaves from branches.

Syrmosaurus

A genus of theropod dinosaur from the Late Cretaceous period that had long, powerful legs and sharp claws and was likely a swift runner.

Szechuanosaurus

A genus of theropod dinosaur from the Late Jurassic period that had sharp teeth and was likely a carnivore.

Wrapping Up

And that’s our list of S dinosaurs.

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.

In conclusion, the world of dinosaurs is a fascinating and complex realm of scientific inquiry and popular culture. From blockbuster movies to real-life dinosaur fossils and recreations, these creatures continue to captivate our imaginations and inspire awe. As we continue to learn more about their history, behavior, and adaptations, we gain valuable insights into our own evolutionary past and the complex web of life that exists on our planet. We must continue to preserve and protect these incredible fossils and the knowledge they provide for future generations to come.

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