Published in Proc. New England Zool. Club, in 1921, in volume 7, pages 79-80

Published in Proc. New England Zool. Club, in 1921, in volume 7, pages 87-88

Published in Proceedings of the New England Zoological Club, in 1921, in volume 7, pages 91-112

Published in Proc. New England Zool. Club, in 1921, in volume 7, pages 113-115