Fantastic Finds Timeline

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Adapted from Dinosaurs: The Very Latest Information and Hands-On Activities From the Museum of the Rockies, by Liza Charlesworth and Bonnie Sachatello-Sawyer. A Scholastic Professional Book.

1822

Mary Ann Mantell finds "Iguanodon" teeth in England. Her husband, Dr. Gideon Mantell publishes his description of them.

1841

Richard Owen coins the term "dinosaur."

1855

Ferdinand Hayden discovers the first dinosaur remains in the United States.

1858

The first dinosaur skeleton, "Hadrosaurus," is excavated in the United States and described by Joseph Leidy.

1890

Othniel Marsh and Edward Cope unearth 136 new species of dinosaurs in the Rocky Mountain region of the United states.

1902

Barnum Brown uncovers the first "Tyrannosaurs rex" specimen in Montana.

1909

Earl Douglass discovers the fossil-rich rocks that are now Dinosaur National Monument.

1922

Roy Chapman Andrews finds the first dinosaur eggs and nest ever uncovered, in the Gobi Desert.

1960's

John Ostrom describes "Deinonychus" as an active and agile animal and suggests that birds are related to dinosaurs.

Dinosaurs are proven to have rigid tails that did not drag on the ground.

1970's

Research of thin sections of dinosaur bones suggests warm-bloodedness.

Bob Bakker and Peter Galton suggest birds and dinosaurs should be classified together as "Dinosauria."

1980's

Jack Horner and Bob Makela determine that some dinosaurs cared for their young.

"Seismosaurus" is uncovered in New Mexico by David Gillette.

1990's

Paul Serreno discovers some of the earliest-known dinosaurs.

Dinosaur fossils are found in Antarctica.

For ordering information about this book, call 1-800-724-6527 or fax 1-800-223-4011. ISBN #0-590-49412-0.

Liza Charlesworth is a poet and the author of several books for children and teachers including 100 Awesome Writing Activities to Use With Any Book (Scholastic, 2001).

Digging Dinosaurs
Dinosaurs didn't just walk the Earth long ago -- they lived underground too! That's what scientists learned when they discovered the first species of a burrowing dinosaur. The discovery will go on display this summer at Montana State University's Museum of the Rockies.

Meet Dinosaur Expert Sue Hendrickson
Paleontologist and marine archaeologist Sue Hendrickson discovered the world's largest, most complete Tyrannosaurus rex in 1990.

Dinosaur
Provides detailed information on dinosaur history and classification.

LESSON PLAN	Dinosaur Skeletons Students learn about dinosaur bones by constructing models out of tongue depressors and tooth picks.
UNIT PLAN	Clifford Learns About Dinosaurs and So Do We! (This is also the caption on my bulletin board) Introduce your class to a comprehensive view of dinosaurs, including what they ate and how they lived, with this lesson unit incorporating science...
ONLINE ACTIVITY	Dinosaurs! Learn all about dinosaurs! Talk to our dinosaur expert, get published on our dinosaur write, take our quiz, build a dinosaur and more! Use our...