By Raymond Rappaport; the paper’s byline is R. Rappaport. Journal of Experimental Zoology, volume 148, issue 1, pp. 81–89, October 1961.
Inspected primary-text copy: citeseerx.ist.psu.edu/document?doi=67364dd87a0f6e7b9caca2e1bc2185c76b392614&repid=rep1&type=pdf
Bibliographic record: pubmed.ncbi.nlm.nih.gov/14490383/