The genetics of some polymorphic forms of the butterflies Heliconius melpomene Linnaeus and H. erato Linnaeus. I. Major genes

The Station was founded in 1950 by the Zoological Society's Department of Tropical Research, under the direction of Dr. William Beebe.It comprises 200 acres in the middle of the Northern Range, which includes large stretches of undisturbed government forest reserves.The laboratory of the Station is intended principally for research in tropical ecology and in animal behavior.The altitude of the research area is