1889.] NEW- YORK MICROSCOPICAL SOCIETY. 39 



PROCEEDINGS. 



Meeting of October 5th, 1888. 



The President, Mr. Charles F. Cox, in the chair. 



Twenty-eight persons present. 



The President congratulated the Society on re-assembling after 

 the Summer recess ; and read a Paper upon the Yellow Fever 

 Germ, calling attention to the absurd newspaper articles upon 

 this subject. 



Dr. Hensoldt addressed the Society on '' The Larva of At- 

 tagenus pellio, and its wonderful armor," illustrating his remarks 

 by diagrams on the black-board. This Address is published in 

 this number of the Journal, p. 34. 



objects exhibited. 



1. Arrow-hairs of the larva of Attagenus pellio: by H. 

 Hensoldt. 



2. Endomorphs in sections of vitreous rocks and artificial 

 slags : by H. Hensoldt. 



3. Arrow-hairs of the larva of Mycetophagus : by Chas. F. 

 Cox. 



4. Skin of Northern Fur Seal, Challorhinus ursinus, L., show- 

 ing the fur, growing in bundles and inserted in pockets : by 

 J. L. Zabriskie. 



5. Transverse section of skin of the Northern Fur Seal, 

 showing the roots of the hairs in the pockets : by J. L. 

 Zabriskie. 



6. Organ of sense in antenna of Musca : by L. Riederer. 



7. Hair of Mouse, polarized : by Edgar J. Wright. 



8. Pond-life ; larva of Corethra plumicornis and Conochilus 

 volvox : by Stephen Helm. 



objects from the society's cabinet. 



9. Orthodinitrodiphenylamine. 



10. Dimethylamidoazobenzene. 



Mr. Zabriskie donated both slides of his exhibit to the Cabi- 

 net of the Society. 



