Morphological variation and its causes in Amblystoma tigrium
By: [by] J.H. Powers.
Series: University studies.; vol. VII, no. 3
Publisher: University of Nebraska
Published: 1907
Place of publication: Lincoln, Neb
Language: eng
Number of pages: 77
Subjects: Ambystoma.
Notes: Double pagination.
"Studies from the Zoological laboratory, the University of Nebraska, under the direction of Henry B. Ward, no. 71."--p.1