Published in Bulletin of The Museum of Comparative Zoology, in 1911, in volume 54, pages 129-136

Published in Bulletin of The Museum of Comparative Zoology At Harvard College, in 1911, in volume 54, pages 303-318

Published in Bull. Mus. Comp. Zool., in 1911, in volume 54, pages 305-315

Published in Bulletin of the Museum of Comparative Zoology at Harvard College, in 1911, in volume 54, issue 6, pages 173-263

Published in Bulletin of the Museum of Comparative Zoology at Harvard College, in 1911, in volume 54, issue 9, pages 321-331