The Chicago Archaeopteryx

A graphic that says “Where in the World is Archaeopteryx”? (Nicole Cardos / WTTW News)

Where in the World is Archaeopteryx?

Only 13 specimens of Archaeopteryx — and one special feather — are known to exist since the first Archaeopteryx fossils were discovered in 1860. Most come from the same deposit of Solnhofen Limestone in Bavaria, Germany.