Viperinae/Definition: Difference between revisions
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imported>Gareth Leng (New page: <noinclude>{{Subpages}}</noinclude> (Pitless vipers, true vipers, Old World vipers); a subfamily of venomous vipers found in Europe, Asia and Africa, distinguished by their lack of the hea...) |
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Latest revision as of 09:21, 14 March 2009
(Pitless vipers, true vipers, Old World vipers); a subfamily of venomous vipers found in Europe, Asia and Africa, distinguished by their lack of the heat-sensing pit organs that characterize their sister group, the Crotalinae.