42 TRANSACTIONS LIVERPOOL BIOLOGICAL SOCIETY. 



years ago. Special exhibits of groups of animals now 

 being investigated in the department will be laid out for 

 inspection in each of these research rooms. 



" The chemical room for the department, the tank- 

 room or aquarium, and a photographic dark room, open 

 from the research rooms on this floor. 



"The ordinary students' laboratories— Junior, Senior, 

 and Honours- -occupy, along with the adjoining small 

 rooms for the Demonstrators and the Laboratory 

 Assistants, the entire upper floor, and arc partly lit from 

 the roof. The Junior laboratory is a large room fifty- 

 eight feet by thirty-six feet, with working-bench 

 accommodation for fifty-two students at present, and 



