File:Rhinocarcinosoma.png
The author died in 1956, so this work is in the public domain in its country of origin and other countries and areas where the copyright term is the author's life plus 60 years or fewer.
Other versions
File:The Eurypterida of New York figure 108-110.jpg
This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1929.
