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Filters

Optional: Filter species by country or include SDMs/occurrence records.
Note that making changes in this section will alter the species list and any prior selections.

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Species Distribution Models

These are currently only available for New World pitvipers

To view SDMs, we recommend checking the box below to remove distribution polygons and changing the basemap to "Terrain"

Select "Update" again after checking these boxes

Please be patient. SDMs are large and can take a while to plot.

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Occurrence Records

Select "Update" again after checking this box

Red: points are dubious/questionable

Gray: points are beyond their distribution

Blue: points are not on land

Yellow: species ID has been altered

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Download Shapefile

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Acknowledgements

Distributions of Old World Viperidae were obtained from GARD 1.1

Information on max snake lengths was obtained from Feldman et al. 2015

Information on descriptive citations, common names, and subspecies was obtained from the Reptile Database