Fossil Discoveries

9 words in this vocabulary list

noun a native or inhabitant of Siluria, an ancient region of Wales, or a member of an extinct Celtic tribe that inhabited this region

adjective relating to or characteristic of the Silurian period, which is a geological period lasting from approximately 443 to 419 million years ago

  • The Silurian period is a geologic period that lasted from about 443 million to 419 million years ago.
  • Did you know that some of the first land plants appeared during the Silurian period?
  • The Silurian was like the OG time period, you know, way back in the day.
  • Just as the Silurian period marked a significant change in Earth's history, so too did the introduction of smartphones revolutionize communication.

noun a type of large carnivorous dinosaur that lived during the late Jurassic period

  • The allosaurus was a large carnivorous dinosaur that roamed the Earth during the late Jurassic period.
  • Did you know that the allosaurus was one of the biggest meat-eating dinosaurs?
  • That allosaurus was a real beast, huh?
  • Facing that challenge felt like going up against an allosaurus in the wild.

noun a period of the Paleozoic era, from about 416 to 359 million years ago, known for its diverse marine life and the first appearance of many types of fish

  • The Devonian period is known for the diversification of fish and the first appearance of forests on land.
  • Did you know that the Devonian period was when fish started to become more diverse?
  • The Devonian era was like the fish party era, you know what I mean?
  • Just like the Devonian period marked a new beginning for life on Earth, this project marks a new chapter for our team.

noun the name of a specific type of dinosaur

  • The Buitreraptor is a genus of dromaeosaurid theropod dinosaur that lived in what is now Argentina during the Late Cretaceous period.
  • Did you know that the Buitreraptor was a cool dinosaur that lived in Argentina?
  • That Buitreraptor dino was a total badass!
  • Just like the Buitreraptor was a swift predator, she moved through the crowded room with ease.

noun a type of dinosaur known for its large size and long neck

  • Seismosaurus is a genus of dinosaur that lived during the Late Jurassic period.
  • Did you know Seismosaurus was one of the largest dinosaurs to have ever lived?
  • Seismosaurus was like the OG of dinosaurs, massive and powerful.
  • The impact of Seismosaurus's presence was seismic, just like its name suggests.

noun a genus of theropod dinosaur that lived in North Africa during the Cretaceous period

  • Deltadromeus is a genus of theropod dinosaur that lived during the Cretaceous period.
  • Have you heard of Deltadromeus? It's this cool dinosaur from the Cretaceous period.
  • Deltadromeus was one fierce dino back in the day!
  • The competition felt like a pack of Deltadromeus closing in on me.

noun a type of large, herbivorous dinosaur with a long neck and tail, four sturdy legs, and a small head

  • The sauropod was a type of herbivorous dinosaur with a long neck and tail.
  • Did you know that sauropods were some of the largest dinosaurs to ever roam the Earth?
  • That sauropod was a real giant compared to the other dinosaurs.
  • The sauropod of a problem in our project was the lack of communication between team members.

noun aetosaur - a type of extinct reptile that lived during the Triassic period

  • The aetosaur is an extinct group of heavily armored, quadrupedal herbivorous archosaurs.
  • Did you know that the aetosaur was like a prehistoric tank with its thick armor?
  • That aetosaur was one tough cookie back in the day!
  • Facing that challenge was like going up against an aetosaur - daunting and intimidating.

noun a genus of large herbivorous dinosaurs that lived during the Late Cretaceous period

  • The agathaumas is a genus of dinosaur that lived during the Late Cretaceous period.
  • Have you heard of the agathaumas dinosaur? It was huge!
  • That agathaumas dino was a real beast back in the day.
  • Her anger was like an agathaumas, fierce and unstoppable.