Published in Zoologica, in 1971, in volume 55, issue 5, pages 73-79

Published in Zoologica, in 1971, in volume 56, issue 1, pages 1-12

Published in Zoologica, in 1971, in volume 56, issue 2, pages 15-70

Published in Zoologica, in 1971, in volume 56, issue 2, pages 71-75

Published in Zoologica; scientific contributions of the New York Zoological Society, in 1971, in volume 56, issue 3, pages 95-113