green June beetle vs scarab

green June beetle

noun
  • Cotinis nitida, a species of beetle found in the eastern United States and Canada. 

scarab

noun
  • Any species of beetle belonging to the family Scarabaeidae. 

  • A beetle of the species Scarabaeus sacer, sacred to the ancient Egyptians. 

  • A symbol, seal, amulet, or gem fashioned to resemble the sacred beetle. 

How often have the words green June beetle and scarab occurred in a corpus of books? (source: Google Ngram Viewer )