U.S. Geological Survey, Biological Resources Division, Patuxent Wildlife Research Center
Reference for:
Ascaphidae
Source(s):
Source:
Amphibian Species of the World: an Online Reference v6
Acquired:
2019-09-12
Notes:
Frost, Darrel R. 2019. Amphibian Species of the World: an Online Reference. Version 6 (12 September, 2019). Electronic Database accessible at http://research.amnh.org/herpetology/amphibia/index.html American Museum of Natural History, New York, USA
Reference for:
Ascaphidae
Publication(s):
Author(s)/Editor(s):
Frost, Darrel R.
Publication Date (Listed/Actual):
1997-02-01 / 1997-02-01
Article/Chapter Title:
Journal/Book Name, Vol. No.:
Amphibian Species of the World, A Taxonomic and Geographic Reference. Second edition