American Beetles, Volume II: Polyphaga: Scarabaeoidea through Curculionoidea - Google Books

https://books.google.de/books?id=gmgA0uxYhL0C&pg=PA258#v=onepage

Experts offer the most sweeping reference available on the subject of North American beetles. Their rigorous standards for the presentation of data create a concise, useful format that is consistent throughout the book. This is the resource of choice for…