116 PEOCEEDTT^-GS OF THE [March., 1886. 



Dr. Colson gave notice that, at the next meeting of the Society, 

 he would move that Art. I, Chap.2, of the By-Laws be repealed, 

 thus abolishing the admission fee, and, on motion, this was made 

 the special order for that meeting. 



APKIL 22d, 1886. 



The President in the Chaii\ 



J^ooks Received. 



American Philosophical Society, Philadelphia : Proceedings, 

 Vol. XXni, No. 122. 



Royal Society, London: Proceedings, No. 241. 



Academy of Natural Sciences, Philadelphia : Proceedings No. 



On motion of Dr. Colson, the special order for this meeting, re- 

 ferring to the abolition of the admission fee, (Art. I, Chap. 2 of the 

 By-Laws,) was called up, and after some discussion, the Article 

 was repealed. 



The foUovdng paper was read : 



Filaria immitis found in a Dog. 



BY F. W. SCHLEPEGRELL, A. M. 



In February, 1884, a favorite dog, one of the Coach variety, was found lying 

 in a comatose condition, without having shown any previous symptoms of ^s- 

 ease. Tliis condition, in the course of a few hours, was succeeded by convul- 

 sions and death. The sj^mptoms being somewhat similar to those exhibited in 

 cases of dogs poisoned by strychnia, an examination was instituted which de- 

 veloped the remarkable fact that the right ventricle of the heart was filled with 

 Nematode worms. We counted thirteen in number, ranging from eight to 

 Ljjnri.y- three centimetres in length. 



Ihe presence of such an obstruction in the heart explained fully the 



