How many species are in the family Scarabaeidae?
The family Scarabaeidae consists of over 35,000 species of beetles worldwide. This massive group has undergone significant change in how scientists classify it.
Questions about Scarabaeidae
Short answers, pulled from the story.
What is the largest fossil scarabaeid beetle named Oryctoantiquus borealis?
The largest fossil scarabaeid was Oryctoantiquus borealis with a length of 15 centimeters. This specimen represents the maximum size recorded for this extinct species within the family.
When did the Catalog of Life publish its list of subfamilies for Scarabaeidae?
The Catalog of Life published its list of subfamilies for this article in 2023. These changes reflect a deeper understanding of the evolutionary relationships within the beetle order.
Why do some Scarabaeidae beetles have structurally coloured shells that act as left-handed circular polarizers?
Several members of this family have structurally coloured shells which act as left-handed circular polarizers without using pigments. The structural coloration creates optical effects visible to certain predators and potential mates through physical structure alone.
Which ancient Egyptian dung beetle known as Scarabaeus sacer was revered as sacred?
In Ancient Egypt, the dung beetle now known as Scarabaeus sacer was revered as sacred. Egyptian amulets representing the sacred scarab beetles were traded throughout the Mediterranean world.