111c. The Morphology and Life-history of Animal Parasites. Assistant Professor CORT. 3 or 6 hrs., laboratory, second half-year; 1 or 2 units. M W, 1-4. Prerequisite: course 1A. Course 111 should be taken concurrently.

112. Advanced Invertebrate Zoology.

Dr. BARROWS.

The morphology, habitats, habits, and life-histories of the invertebrates, with special reference to local fauna, both marine and fresh-water. Lectures, readings, reports, and laboratory and field work.

7 hrs., second half-year; 3 units. Lectures, W, 9; laboratory, 6 hrs. to be arranged. Prerequisite: course la.

113. Advanced General Vertebrate Zoology.

Associate Professor GRINNELL and Dr. BRYANT.

A systematic and faunistic study of the birds, mammals, and reptiles of California, including a brief treatment of the amphibians and fishes. Lectures, field, laboratory, and museum work, with papers on assigned topics.

7 hrs., second half-year; 3 units. Th, 1-4; S, 8-12. Prerequisite: Course 1A. Courses 1B and 106 are also recommended.

114. Heredity and Evolution.

Professor HOLMES.

A discussion of the facts of heredity; Mendel's law and its applications; the development of theories of evolution since Darwin. Lectures and reports on assigned topics.

3 hrs., first half-year. M W F, 10.

115. Eugenics.

Professor HOLMES.

A consideration of topics in human heredity and eugenics. Lectures, assigned reading and reports.

2 hrs., second half-year. equivalent.

Tu Th, 11. Prerequisite: course 114 or its

117A-117B. Special Undergraduate Study.

The STAFF.

All work supplementary to courses announced above. be fixed in each case.

Credit value to

118A-118B. Advanced Undergraduate Work in Special Topics.

Hours to be arranged.

The STAFF.

119. Special Work.

The STAFF.

Work on assigned topics carried on in Berkeley when the University is not in session or in the field or at the seashore under the direction of a member of the staff. Credit, 2-6 units.

FREE ELECTIVE COURSE

20. Some Ethical and Educational Problems Viewed Biologically.

Professor RITTER.

The course consists in an effort to apply the biological conception of "organismal integrity" or the "organism as a whole, to some of the central questions with which men under modern civilization are struggling.

2 hrs., second half-year, after March 1; 1 unit. Tu Th, 4. Registration may be made with Professor KOFOID, 208 East Hall. Open to the public.

GRADUATE COURSES

221A-221B. Seminar. Development of Biological Thought in the Nineteenth Century. Professor KOFOID.

2 hrs., throughout the year; 1 unit each half-year. W, 4-6.

The STAFF.

222A-222B. Journal Club. The instructors and advanced students hold weekly meetings, at which reports are made on the research work of members of the zoological staff, and on important current papers, followed by informal discussions. Students who wish to become active members should consult Professor DANIEL.

1 hr., throughout the year; no credit. F, 4.

223. Teachers' Course.

Professor HOLMES.

Aims, methods, and subject matter of zoological instruction in the schools.

Original study on special topics, in the field, laboratory, and museum. The work may be carried on in the laboratories at Berkeley or at the San Diego station at any season of the year.

Hours to be arranged.