Ancient Lizard Species Found in a Museum Jar Sheds Light on Dinosaur-Era Life

A new monstersaur species, Bolg amondol, was identified from a 20-year-old museum jar in Utah, shedding light on dinosaur-era ecosystems. This raccoon-sized armored lizard lived 76 million years ago and is the first of its kind in North America. The discovery underscores the importance of museum collections, advanced scanning methods, and young researchers in unlocking ancient biodiversity and biogeographic connections between continents.

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A heartwarming discovery of an ancient lizard species, tucked away in a dusty museum jar at the Natural History Museum of Utah, gently illuminates dinosaur-era life. This raccoon-sized armored reptile, lovingly named Bolg amondol, the “Goblin Prince” of the Late Cretaceous, was recognized after nearly 20 years as a new monstersaur species. With care, it connects modern science, ancient ecosystems, and forgotten fossils, inspiring awe and unity in our shared journey to cherish Earth’s timeless past.

Ancient Lizard Species Found in a Museum Jar
Ancient Lizard Species Found in a Museum Jar

This isn’t just paleontology—it’s a lesson in patience, curiosity, and respect for the stories hidden in Earth’s bones.

Ancient Lizard Species Found in a Museum Jar

TopicDetails
Species NameBolg amondol (“Goblin Prince”)
Age~76 million years (Late Cretaceous)
Discovery YearFound 2005; described in 2025
LocationKaiparowits Formation, Grand Staircase–Escalante NM, Utah
Size~3–4 ft long (raccoon‑sized)
SignificanceFirst North American monstersaur, most complete Laramidian squamate
Ecosystem InsightShows at least 3 mid‑predator lizard types coexisted
Migration LinkConnects North America & Asia via lizard biogeography
Lead ScientistHank Woolley (NSF‑supported)
Published InRoyal Society Open Science (royalsocietypublishing.org, smithsonianmag.com)

Bolg amondol, the gentle “Goblin Prince,” lovingly reminds us that knowledge is uncovered with tender care. From forgotten museum jars, this raccoon-sized reptile of the Late Cretaceous weaves a heartwarming tale, connecting science, tradition, and future wonder. In our shared tribal spirit, every being—past or present—holds value. Bolg’s small bones tell grand stories, inspiring awe and unity in our compassionate journey to cherish Earth’s ancient past.

Ancient Lizard Species
Ancient Lizard Species

What in the Jar?

Back in 2005, field teams pulled up fragments of a lizard fossil from Utah’s Kaiparowits Formation. The bones went into a jar labeled simply “lizard”—and then were nearly forgotten—until Hank Woolley, a fresh‑eyes paleontology researcher, spotted its unique shape in 2025.

The animal turned out to be a monstersaur—a spiky, armored lizard related to today’s Gila monsters—but much bigger and far more unusual. It’s the first of its kind found in North America, filling a critical gap in fossil records. (phys.org)

How Scientists Unlocked the Mystery

  • Rediscovery: Woolley found the jar, recognized unusual skull fragments—almost goblin-like—leading him to dig deeper.
  • CT Scans and Comparisons: CT imaging and digital modeling helped map the jaw, limbs, vertebrae, and osteoderms (bony armor), showing pronounced armor fused to cheekbones and a mound‑like skull. (attheu.utah.edu)
  • Phylogenetic Analysis: Scientists compared it to other monstersaurs—placing Bolg in a lineage separate from known North American species.
  • Naming It: Taking inspiration from Tolkien’s Sindarin elvish language, Woolley named it Bolg amondol—“mound‑headed Bolg,” honoring its goblin-like crest.

Why Bolg Is Big News

1. It Fills Fossil Gaps

Before Bolg, big lizard fossils from this time were super rare. Now we know mid-sized predators roamed alongside dinosaurs.

2. Ecosystem Complexity

Research shows at least three distinct large lizard types hunted in Kaiparowits floodplains—signaling a richly layered prehistoric world.

3. Biogeographic Bridge

Bolg links back to Asian relatives, confirming that not just dinosaurs—but smaller reptiles—crossed continents via ancient land bridges.

4. Museum Value Highlighted

This find proves that deep within museum collections, overlooked specimens hold major scientific payoff if cared for and revisited.

5. Young Researchers Leading

Woolley was a grad student and now NSF fellow—showing the power of supporting early-career paleontologists.

Native Insight: Bones Speak, If We Listen

Our traditions teach that every bone tells a story—if we sit quietly and honor its voice. Bolg was calling out, waiting for someone willing to listen. And now that it’s heard, it’s teaching us about ecosystems, travels of ancient beings, and the role of museums as keepers of sacred narratives.

Practical Guide: Unearthing the Past

  • Audit Collections: Museums and universities should review old, ambiguous specimens—old jars, old digs. You never know what’s hiding.
  • Use Modern Tech: Apply CT scanning, 3D imaging, and digital catalogs to re-evaluate fossils.
  • Train New Eyes: Support students and young researchers—fresh eyes often bring breakthrough discoveries.
  • Publish & Share: Open-access journals like Royal Society Open Science make findings available to all.
  • Engage the Public: Use storytelling—like calling it the Goblin Prince—to spark wonder across ages.

Related Links

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Career Paths Inspired by Bolg

RoleDescriptionSalary (US)
Collection ManagerOrganize and preserve fossils$55K–$75K
PaleontologistResearch and study ancient life$60K–$90K
CT Technician3D scan and analyze specimens$50K–$70K
Science CommunicatorTranslate fossils for public$40K–$100K
Academic ResearcherTeach and publish in paleontology$70K–$120K

FAQs

Q: How big was Bolg amondol?

A: About 3–4 ft long (including its tail), similar in size to a modern Savannah monitor.

Q: Is it related to Gila monsters?

A: Yes—it’s a prehistoric cousin from the Monstersauria lineage, but much bigger and armored.

Q: Why find it in a jar?

A: Museums collect many fossils; sometimes they get misflagged. It took Woolley’s keen eye to recognize its importance.

Q: What did it eat?

A: Likely small animals, eggs, or carrion—similar diet to modern Gila monsters.

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