Term

Protoceratops

Roy Chapman Andrews wrote about Protoceratops in two books. Here is what each book says, with excerpts.

1884–1943
Under a Lucky Star Roy Chapman Andrews
1 mention
The 'first horned dinosaur,' a small plant-eating ceratopsian found by the hundreds in the red beds of the Flaming Cliffs. The nests of fossil eggs beside it were the first dinosaur eggs ever recognized by science — though decades later an embryo found inside one showed the eggs belonged not to Protoceratops but to the bird-like Oviraptor.
…The species was named in my honor Protoceratops andrewsi, "Andrews's Before-the-Ceratopsian" dinosaur!…Listen from here · chapter 21, 4:24
1922–1925
On the Trail of Ancient Man Roy Chapman Andrews
8 mentions
The 'first horned dinosaur,' a small plant-eating ceratopsian found by the hundreds in the red beds of the Flaming Cliffs. The nests of fossil eggs found beside it — the first dinosaur eggs ever recognized by science — were the expedition's most celebrated discovery, though decades later an embryo found inside one showed the eggs belonged not to Protoceratops but to the bird-like Oviraptor.
…the skull of a small herbivorous land reptile which has been named Protoceratops, signifying the "first horned dinosaur," because after prolonged study it was recognized…Listen from here · chapter 12, 20:06 The manner in which Dr. William King Gregory determined that the Protoceratops was a real ancestor of the great Triceratops is a long story in itself.Listen from here · chapter 12, 22:18

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Each book here is narrated end to end on Sonsoo, a small audiobook library of Mongolia and Central Asia. Listening is invitation only.