58 DR. W. BAIRD ON A NEW ENTOZOON. [Jan. 10, 
Adams and myself in a recent paper (see Proc. Zool. Soc., May 10, 
1864) :— 
Fig. 15. Stenochiton juloides, Ad. & Ang. Holdfast Bay, South 
Australia. 
Fig. 16. Microplax grayi, Ad. & Ang. Sydney Harbour, N.S. 
Wales. 
11. Description or A New Spectres or ENTOZOON FROM THE 
INTESTINES OF THE DIAMOND-SNAKE OF AUSTRALIA (Mo- 
RELIA SPILOTES). By W. Bairp, M.D., F.L.S. 
Boturipium (SotenopHorvs, Creplin) arcuatum, Baird. 
Length of the largest specimen (which, however, is not quite 
perfect at lower extremity) 10 inches. Breadth, about the middle of 
Fig. a. Worm of natural size, attached to inner surface of intestine. 
Fig. 6. Bothria, slightly enlarged, showing the upper openings. 
Fig. c. The same, showing lower openings. 
Fig. d. Posterior extremity of a young specimen, showing the, comparatively 
speaking, larger articulations. 
