Sources

5 Total Sources

Urokodia Fossil Links 518-Million-Year-Old Great Appendages to Chelicerae and Book Gills

Nature.com1d ago

Urokodia aequalis Reveals Origin of Chelicerae and Book Gills in Chelicerata

Urokodia Aequalis Fossils Push Spider Fang Origins to 518 Million Years Ago

Yahoo! Voices1d ago

Earliest Evidence of Spider Fangs Discovered in Half-Billion-Year-Old Fossils

ScienceAlert5h ago

Earliest Spider Fangs Discovered in 518-Million-Year-Old Urokodia aequalis Fossils

Sci.News23h ago

83-Million-Year-Old Fossil Rewrites Timeline of Antarctica's First Dinosaur Discovery | Sci.News