Now showing items 31-40 of 244
A new gomphine genus from British Guiana with a note on the classification of the subfamily (Order Odonata)
(University of Michigan Museum of Zoology, 1920)
Description of a new cisco from the Great Lakes Basin
(University of Michigan Museum of Zoology, 1925)
The land vertebrate associations of interior Alaska
(University of Michigan Museum of Zoology, 1920)
Observations upon the habits of Ascaphus truei Stejneger
(University of Michigan Museum of Zoology, 1920)