Published in Bulletin of the Museum of Comparative Zoology, Harvard, in 1906, in volume 46, pages 201-208

Published in Bulletin of the Museum of Comparative Zoology, in 1906, in volume 46, pages 203-208

Published in Bulletin of The Museum of Comparative Zoology, in 1906, in volume 46, pages 211-230

Published in Bulletin of The Museum of Comparative Zoology At Harvard College, in 1906, in volume 46, pages 253-263

Published in Bulletin of the Museum of Comparative Zoology, in 1906, in volume 50, pages 33-58

Published in Bulletin of the Museum of Comparative Zoology (Harvard University), in 1906, in volume 50, pages 59-72

Published in Bulletin of the Museum of Comparative Zoology, in 1906, in volume 50, pages 146-159