iv 



Contents. 



Remarks on the Dudley Observatory Observations on 

 the Transit of Mercury, May 6, 1878, by Lewis Boss, 181 



Annelida CluTtopoda of the Virginian Coast, by H. E. 



Webster, 202 



The Scientific Life and Work of H. V. Regnault, by 



Alexander Duane, - 270 



United States Species of Lycoperdon, by Charles H. Peck, 



A.M., - 285 



Manual of the Albany Institute, 319 



Index, - - 347 



Erratum, - - 366 



