Published in Occasional Papers of the Museum of Zoology, University of Michigan, in 1915, in volume 8, pages 1-33

Published in Michigan Occ Pap Zool Mus, in 1915, in volume 16, pages 1-4

Published in Occasional Papers of the Museum of Zoology, University of Michigan, in 1915, in volume 17, pages 1-5

Published in Occasional Papers of the Museum of Zoology, University of Michigan, in 1915, in volume 18, pages 1-6

Published in Occasional Papers of the Museum of Zoology, University of Michigan, in 1915, in volume 19, pages 1-3

Published in Occasional papers of the Museum of Zoology, University of Michigan, in 1915, in volume 20, pages 1-3