Western Massasauga
Sistrurus catenatus tergerminus
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- S. c. tergerminus – Johnson Co, TX – photo by Mike Malevich
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- S. c. tergerminus – Johnson Co, TX – photo by Mike Malevich
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- S. c. tergerminus – Johnson Co, TX – photo by Mike Malevich
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- S. c. tergerminus – Motley Co, TX – photo by Ben Stupavsky
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- S. c. tergerminus – Motley Co, TX – photo by Ben Stupavsky
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- S. c. tergerminus – Motley Co, TX – photo by Ben Stupavsky
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- S. c. tergerminus – Motley Co, TX – photo by Ben Stupavsky
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- S. c. tergerminus – Motley Co, TX – photo by Ben Stupavsky
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- S. c. tergerminus – Map by Tom Lott, SWCHR
DISTRIBUTION: In our region, Sistrurus c. tergerminus occurs in Texas, along the upper Gulf Coast, northward throughout central and northcentral parts of the state and into the eastern part of the Panhandle.
LEGAL STATUS: No Listings