373 The Microscope. 



Buffalo, Cleveland and Cincinnati support such institutions, why 

 should not Pittsburg and Allegheny ?" 



The regular meeting night was changed to the second Tuesday 

 of each month, in order to accommodate the members who belong to 

 the Allegheny County Medical Society. It was also decided to give 

 a public soiree next month, with the object of securing funds for the 

 purchase of scientific equipments for the Association. 



The business meeting was then adjourned, and the examination 

 of specimens resumed. Among the objects shown were stephanoceros 

 eichhornii, and also a polyzoa, or coral-like animal — alcyonella — 

 both from a pond near Edgewood. Also, cyclosis in chara; stained 

 section of human scalp; blood corpuscles, with a number of zoo- 

 phytes and other similar objects. 



THIS Society held its monthly meeting Tuesday evening, Novem - 

 ber 13th. 



Mr. C. C. Mellor read an interesting paper on an interesting 

 rotifer, " Stephanoceros Eichorniiy Mr. Mellor had exhibited the 

 rotifer at the preceding meeting; the paper was illustrated by many 

 drawings. 



Kev. W. J. Holland exhibited a specimen of what he considered 

 to be a species of auobium; this animal was found feeding upon the 

 intestines of a Goliath beetle, and lived 48 hours in an atmosphere 

 of hydrocyanic acid. 



Among other exhibits were: Section of basalt from Bridgeport, 

 Conn., seen by polarized light; sponge spicules; crystals of guana- 

 dine; section of lower jaw of pup; aspergillus niger, or mould 

 fungus from diseased human ear. 



A committee was appointed to consider the advisability of secur- 

 ing a charter for the Association. 



Gordon Ogden. 



RICHMOND MICROSCOPICAL SOCIETY. 



EXTRACT FROM THE MINUTES OF THE RICHMOND MICROSCOPI- 

 CAL SOCIETY'S REGULAR MEETING OF NOVEMBER, 1888. 



^ I HE paper of the evening was by Thomas Christian, Esq., 

 -*- describing some of the many rare diatoms found in the fossil 

 marine deposit from Oamaru Otago, New Zealand. Mr. Christian 

 illustrated his lecture by a full set of skillfully mounted slides on 

 which he had picked and selected single named diatoms showing the 

 rare and type-forms carefully gathered from the deposit by the lee- 



