Crotalus viridis distribution
Författare/Upphovsman:
- compiled by rbrausse with Quantum GIS
- Map data: Made with Natural Earth. Free vector and raster map data @ naturalearthdata.com.
- Range data: Frost, D.R., Hammerson, G.A. & Santos-Barrera, G. 2007. Crotalus viridis. In: IUCN 2012. IUCN Red List of Threatened Species. Version 2012.2. <www.iucnredlist.org>. Downloaded on 22 February 2013.
Kreditera:
own work, based on http://www.naturalearthdata.com/downloads/ (downloaded Oct. 2012) and https://s3-eu-west-1.amazonaws.com/spatial-data/groups/REPTILES.zip (downloaded Nov. 2012)
Kort länk:
Källa:
Upplösning:
1259 x 944 Pixel (2373977 Bytes)
Beskrivning:
Geographic distribution of Crotalus viridis — Prairie rattlesnake, Western rattlesnake.
- Endemic to North America, native in Canada, Mexico, and the United States.
- As defined by Crother et al. (2003). The map includes only the ranges of subspecies viridis and nuntius of traditionally defined Crotalus viridis, without Crotalus oreganus.
Licens:
Licenskommentaren:
The use of spatial data from the IUCN Red List web site to produce species distribution maps is subject to the Attribution-Share Alike Creative Commons License. In short: you are free to distribute and modify the file as long as you attribute its authors and the IUCN Red List.
Licensvillkor:
Creative Commons Attribution-Share Alike 3.0
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