Anal scale: Difference between revisions
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In [[snakes]], the '''anal scale''' (or anal plate) is the scale just in front of and covering the [[cloaca]]l opening. This scale can be either single ("anal entire") or paired ("anal divided"). When paired, the division is oblique.<ref name="Mal03">Mallow D, Ludwig D, Nilson G. 2003. True Vipers: Natural History and Toxinology of Old World Vipers. Malabar, Florida: Krieger Publishing Company. 359 pp. ISBN 0-89464-877-2.</ref><ref name="W&W57">Wright AH, Wright AA. 1957. Handbook of Snakes. Comstock Publishing Associates (7th printing, 1985). 1105 pp. ISBN 0-4014-0463-0.</ref> It is preceded by the [[ventral scales]] and followed by the [[subcaudal scales]]. | In [[snakes]], the '''anal scale''' (or anal plate) is the scale just in front of and covering the [[cloaca]]l opening. This scale can be either single ("anal entire") or paired ("anal divided"). When paired, the division is oblique.<ref name="Mal03">Mallow D, Ludwig D, Nilson G. 2003. True Vipers: Natural History and Toxinology of Old World Vipers. Malabar, Florida: Krieger Publishing Company. 359 pp. ISBN 0-89464-877-2.</ref><ref name="W&W57">Wright AH, Wright AA. 1957. Handbook of Snakes. Comstock Publishing Associates (7th printing, 1985). 1105 pp. ISBN 0-4014-0463-0.</ref> It is preceded by the [[ventral scales]] and followed by the [[subcaudal scales]]. | ||
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Revision as of 14:57, 24 September 2007
In snakes, the anal scale (or anal plate) is the scale just in front of and covering the cloacal opening. This scale can be either single ("anal entire") or paired ("anal divided"). When paired, the division is oblique.[1][2] It is preceded by the ventral scales and followed by the subcaudal scales.
Related scales
See also
Cited references
- ↑ Mallow D, Ludwig D, Nilson G. 2003. True Vipers: Natural History and Toxinology of Old World Vipers. Malabar, Florida: Krieger Publishing Company. 359 pp. ISBN 0-89464-877-2.
- ↑ Wright AH, Wright AA. 1957. Handbook of Snakes. Comstock Publishing Associates (7th printing, 1985). 1105 pp. ISBN 0-4014-0463-0.