A key to adults (including males) provides the first key to all the genera of this region. Limited keys to eggs and larvae are presented. Keys are written in both English and Spanish. Subject: Science & Math / Biological Sciences / Biology / Entomology.
The Book of Squares. An annotated translation into modern English by L. E. Sigler. Title: The Book of Squares. The Book of Squares by Fibonacci is a gem in the mathematical literature and one of the most important mathematical treatises written in the Middle Ages.