EarthWorks Geospatial Catalog

Current Distributions of Selected Amphibians in the United States, 1941-2000

Author(s)
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Description
This polygon shapefile portrays the distribution of 10 selected amphibians in the United States, based on historical literature and museum records from current and historical sources ranging from 1941 to 2000. This layer is part of the 1997-2014 edition of the National Atlas of the United States.These data are intended for geographic display and analysis at the national level, and for large regional areas. The data should be displayed and analyzed at scales appropriate for 1:2,000,000-scale data. No responsibility is assumed by the National Atlas of the United States in the use of these data.
Publisher
National Atlas of the United States
Place(s)
United States, Alaska, Alabama, Arizona, Arkansas, Colorado, Connecticut, Delaware, Florida, Georgia, Hawaii, Idaho, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maine, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Montana, Nebraska, Nevada, New Hampshire, New Jersey, New Mexico, New York (State), North Carolina, North Dakota, Ohio, Oklahoma, Oregon, Pennsylvania, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, Utah, Vermont, Virginia, Washington (D.C.), Washington (State), West Virginia, Wisconsin, and Wyoming
Subject(s)
Mudpuppies, Salamanders, Toads, Frogs, Hylidae, Newts, Amphibians, Biogeography, Spring peeper, Salamandridae, Necturus maculosus, American toad, Plethodon cinereus, Proteidae, Northern two-lined salamander, Northern cricket frog, Notophthalmus viridescens, Cricket frogs, Hyla versicolor, Lungless salamanders, Sirenidae, Notophthalmus viridescens, Bufonidae, and Biology and Ecology
Year
1941-2000
Held by
Stanford
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Use and reproduction
This item is in the public domain. There are no restrictions on use.
Copyright
This work is in the Public Domain, meaning that it is not subject to copyright.
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