TRANSACTIONS OF MICROSCOPICAL SOCIETY. 
DESCRIPTION OF PLATE VI. 
Illustrating Mr. Richard Beck's paper on an Acarus and its 
Agamic Reproduction. 
In tlie lower part of the plate is shown the position usually taken by this 
Acarus after arriving at maturity, viz., that of standing over and guard- 
ing a large number of eggs. The shells of those eggs already hatched 
refract a most brilliant blue, and the presence of the parent is often 
detected by the eye catching this colour. 
In the upper part of the plate are shown the falces, with their fangs and 
combs, and between them the piercers and sucking apparatus of the 
mouth. 
The two small diagrams at the side represent the extremities of two feet, 
each provided with two claws, two rows of tenent hairs, and one of 
them having an unusually long terminal hair. 
The figure at the very top represents the anus, 
