42 DR. W. BAIRD ON A NEW EARTH-WORM. [Jan. 14, 
Field Club, in order to ascertain their name and history ; and two of 
these were afterwards sent to me by Mr. Dinning, Secretary to the 
Club, for identification. They evidently did not belong to any de- 
scribed British species ; nor had I ever seen such before, as occurring 
in this country. Unfortunately the two individuals first sent to me 
escaped during the night from the box in which they were confined, 
before I could ascertain or identify the species. A request, however, 
to Mr. Draper brought me two more alive; and since that time I 
have had several others sent to me by Mr. Johnstone direct. They 
Fig. 1. Megascolex diffringens, natural size. 
2. Portion of body, magnified. 
3. Spinet of M. diffringens, magnified. 
4, Spinet of MW. ceruleus, magnified. 
are found, he informs me, in a bed of tan and leaves in the plant- 
stove, mixed up and living with others of the common sort. 
Upon reference to the description of Annelids by Schmarda, I 
