| 1. Body top pattern |
| 5Bands | 62Mottled | 63Solid | 60Spots | 37Stripes | 8Zigzags |
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| 2. Foot rear toe number |
| 40, no rear feet | 31 - 3 | 314 | 1395 |
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| 3. Body side pattern |
| 61Mottled | 63Solid | 76Spots | 13Stripes |
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| 4. Range |
| 21Canada 5Mexico 94North America EAST 103North America WEST |