1887] Proceedings of Scientific Societies. 687 
bearing and qualities greatly endeared him to many. The death 
of such a man is a public misfortune.—A. E. C. S., Washington, 
D. C., May 10, 1887. 
PROCEEDINGS OF SCIENTIFIC SOCIETIES. ` 
Philadelphia Academy of Natural Sciences.—February I, 
1887.—Dr. Leidy stated that the prevalent opinion that bed-bugs 
might be introduced by bats and swallows seemed improbable. 
The insect found on the swallow is related to, yet different from, 
None on the limbs and sides, Dr. H. Allen said that he had 
noted that moles on the human face occupied the same positions 
as the sensitive hairs of the lower animals. Dr. Allen also 
Sertion. He suggested a formula, consisting of the use of arrows 
in different positions, indicating origin, insertion, direction, etc., 
= Soas to save labor in recording details. Professor Heilprin put 
On record the stranding of a specimen of the Mediterranean 
\ _ Suggested that the eyes of Onchidium were phosphorescent 
Organs, similar to those he had before described as existing ™ 
