I am particularly obliged to you for your observations on the stridulation of the two sexes of Lamellicorns.
"More Letters of Charles Darwin Volume II" by Charles Darwin
The three Beetles are Lamellicorns, Scarabaeidae.
"More Hunting Wasps" by J. Henri Fabre
Anthobian: feeding on flowers; applied to certain lamellicorn Coleoptera in which the labium extends beyond the mentum.
"Explanation of Terms Used in Entomology" by John. B. Smith
Again, in three species of the Lamellicorn genus Oryctes, we have a nearly parallel case.
"The Descent of Man and Selection in Relation to Sex, Vol. I (1st edition)" by Charles Darwin