El Dorado News-Times

Dino bone on display

Dry bones

- News Editor By Terrance Armstard

EL DORADO — Visitors to the Barton Public Library will be able to see a life-like dinosaur bone on display.

The 3-foot tall bone is a museum casting of a had-rosaurid femur.

“Museums use castings of dinosaur fossils when showcasing them because of their radioactiv­ity and the potential for pyrite disease (rotting due to environmen­tal changes) that may occur, says donor and collector Lucy Gibney.

Gibney donated the fossils along with a display of drawings to help properly educate the public on prehistori­c accuracy.

Radioactiv­ity is a naturally occurring event in most, if not all dinosaur specimens explains Gibney who’s traveled the world. Gibney adamantly explains that dinosaurs were animals and that their bodies were greatly affected by many environmen­tal factors particular­ly the air they breathed.

“The air was oxygen-rich. Oxygen is the most important thing when looking at an animal size,” Gibney says. She says gigantism was prolific during those oxygen rich eras. “You had

giant insects too,” Gibney explains.

Along with the femur, visitors can expect to see a very large nautiloid shell from France, a Paleolithi­c period sabertooth lion skull and an actual cycad fossil of a proto-tree from Texas.

Gibney believes in having accurate informatio­n when educating others about the culture of science. “You should give folks the tools to have their own ideas,” says Gibney, “without trivializi­ng great slabs of time.” Dinosaurs were not circus acts and neither were they a fairground ride she says.

The femur bone along with the other fossils will be on display at Barton Public Library.

 ?? Photos by Terrance Armstard/News-Times ?? The Land Before Time: Library patron Lucy Gibney places a nautiloid shell on a dinosaur exhibit at the Barton Public Library. Gibney donated several fossils to the library to better educate the public.
Photos by Terrance Armstard/News-Times The Land Before Time: Library patron Lucy Gibney places a nautiloid shell on a dinosaur exhibit at the Barton Public Library. Gibney donated several fossils to the library to better educate the public.
 ??  ?? Long in the tooth: The skull of a sabertooth lion is on display with other fossils at the Barton Public Library.
Long in the tooth: The skull of a sabertooth lion is on display with other fossils at the Barton Public Library.
 ?? Terrance Armstard/News-Times ?? Big boned: A hadrosauri­d femur is the latest addition to the Barton Library dinosaur fossil exhibit.
Terrance Armstard/News-Times Big boned: A hadrosauri­d femur is the latest addition to the Barton Library dinosaur fossil exhibit.

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