UNIVERSITY OF CALIFORNIA DEPARTMENT OF ZOOLOGY BERKELEY 4, CALIFORNIA (Ing 6, 79'S O Ms ’ Le . » eet ” “ ee | ee “oe L EE, oy < zor At 2 teatt,” J Cn <4 TRB PCE, ta Sed é ae / : en ae 2 . ae Ane ot Ny tee -€e aa ee Ea Zs - . . a - Ae AON See 2 Ze, ip Cece,