42 Journal ot Entomology and Zoology 



3. S. Al. General Biology (3 hours). A beginning course deal- 



ing with general principles. Open to those who have had no 

 biological work and who have either entered college or are 

 about to enter. Class periods M. to ¥. at 11. Laboratory 

 and field work afternoons. 



4. S. C. 4. Ecology (2 or 3 hours). Class, field and laboratory 



work at hours to be arranged. A study of local land and 

 aquatic societies and the factors governing the distribution 

 of marine, fresh water and land forms. Prerequisite, a year 

 of biological work. Class periods M. W. F. at 1. 



5. S. C. 5. Nature Study (2 or 3 hours). Methods and 



materials for nature study. This will be given in the evening 

 when a lantern may be used. A general view of the whole 

 Held will be gi\en either for those who are teaching, those 

 who intend to teach, or those who desire the general not 

 technical information. This is not a course for college 

 credit. M. to F. evening at 7 :30. Laboratory and field work 

 to be arranged. This will be given by a number of teachers. 



7. S. D. 7. Mammalian Embryology (2 hours). Laboratory 



work with serial sections of embryos. Prerequisite two years 

 of zoological work. A review course for those in the prac- 

 tice of medicine or preparing for medical work. Hours to 

 be arranged. 



8. S. D. 8. Neurology (2 or 3 hours). Laboratory work with 



sections of the human brain and cord. A review course open 

 only to those who have some knowledge of the central ner\-- 

 ous system of \'ertebrates. Especially designed for those 

 who have interest in Neurology, Psychology or Medicine. 



In addition to these courses special C. or D. work'for 2 or 3 hours 

 may be taken as follows: 

 II. Special field and laboratory work with some group of marine 



animals, such as amphipods, isopods, decapods, gastropods, 



etc. 

 h. Special fiekl and laboratory work in Entomology, either with 



some single order or family, or life history work. 



