MR. BAUER Mil. CUmiS. 91 



notice of Mr. Bauer, who read before the Royal 

 Society in the year 1822, an account of his 

 "Microscopical Observations on the Suspension 

 of the Muscular Motion of the Vibrio Tritici,'' 

 His excellent drawings of this insect are in the 

 British Museum, where, by the kindness of the 

 gentlemen to whose care these valuable spe- 

 cimens of art are committed, they were exa- 

 mined by the author. Some of them have 

 since been used by Mr. Curtis, to illustrate his 

 observations on the various insects aifecting 

 the com crops, published in the sixth volume 

 of the Journal of the Royal Agricultural 

 Society. He considers that the vibrio belongs 

 to the class infusoria, and believes with others 

 that its eggs are taken up by the sap, and 

 are hatched in the stalk and germen. When 

 the grains containing the vibriones are sown 

 with good seed, they burst in the spring, and 

 set the animalculae at Hberty. It is stated by 

 the best entomologists, that the eels sometimes 

 reach the size of a quarter of an inch in length, 

 and that, at a short distance from the extremity 

 of the tail, they have discovered an orifice 

 whence the eggs issue in strings. The young 

 worms are coiled up in them, as seen in the 

 drawing. Mr. Curtis says, "the eggs come 



