Citation: Midtgaard, Rune. RepFocus - A Survey of the Reptiles of the World. (www.repfocus.dk).
Latest update:
July 4th, 2026.
 
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Genus
Clonophis
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Ohio Valley Water Snake
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Ohio-Wassernatter
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Ohio-vandsnog
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1863 |  |
Cora Jan [not Cora Selys 1853 (Insecta); not Cora Gray 1855 (Aves); rejected/invalid name: ICZN Opinion 632 (#)] (type species: Regina kirtlandii Kennicott 1856) |
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1888 | |
Clonophis Cope (type species: Regina kirtlandii Kennicott 1856) |
Contents:
1 species, which is endemic.
Endemism: 0%  100%
Remarks:
Previously included in
Natrix (e.g., Schmidt 1953).
Distribution:
As for the single species.
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Meristic and other data
of the world's snakes.
Compiled by
V. Wallach
Key to abbreviations
Head drawings of the
genus Clonophis.
Compiled by V. Wallach
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Clonophis kirtlandii
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Ohio Valley Water Snake, (Kirtland's Snake) - [see remarks below]
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Ohio-Wassernatter
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Ohio-vandsnog
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1856 | |
Regina kirtlandii Kennicott |
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Natrix kirtlandii Cope 1900 |
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Ischnognathus kirtlandii Boulenger 1893 |
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Clonophis kirtlandii Conant & Collins 1991 |
Remarks:
Although well established as English common name, Kirtland's Snake is hereby proposed replaced with Ohio Valley Water Snake in the struggle to eliminate
patronyms
in English common names of reptiles.
The replacement name reflects the species' distribution of which a large part lies within the drainage area of the Ohio River.
Distribution:
USA
(Illinois,
Indiana,
Kentucky,
Michigan,
Ohio,
Pennsylvania,
Tennessee).
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