Published in Bulletin of the Museum of Comparative Zoology, Harvard College, in 1922, in volume 57, pages 259-382
Published in Bulletin of The Museum of Comparative Zoology, in 1922, in volume 65, pages 39-74
Published in Bulletin of The Museum of Comparative Zoology, in 1922, in volume 65, pages 77-84
Published in Bulletin of The Museum of Comparative Zoology, in 1922, in volume 65, pages 191-229