F. B. REPORT, 1906. PLATE XI 
The figure is a reproduction of a photograph taken by Dr. Williamson through 
<= . 5 S . . bed 
the glass front of the tank, and shows the eggs and male in situ. The male lump- 
sucker (a) occupies a position which he often took up, adhering to the side of the 
tank above the eggs. His outline is somewhat blurred, owing to movement while 
fate) fo) 
the photograph was being taken. Very often he sat on the stone bebind the eggs, 
part of which is shown at b. The egg-masses which he is guarding and attending 
to are shown at c, c. ‘The anemone, which was his constant companion, is repre- 
sented at d. 
