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Heterodon nasicus

Heterodon nasicus. Keeled scales, not smooth scales. Curved rostral scale. (looks like a upward curved nose). Ficimia streckeri. Smooth scales , has a shine to them Upward curved rostral scale. ( nose) . Crotalus atrox. Diamond pattern on back, small head scales With a rattle.

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Heterodon nasicus

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  1. Heterodonnasicus Keeled scales, not smooth scales. Curved rostral scale. (looks like a upward curved nose)

  2. Ficimiastreckeri Smooth scales , has a shine to them Upward curved rostral scale. ( nose)

  3. Crotalusatrox Diamond pattern on back, small head scales With a rattle

  4. Sistruruscatenatus Blotches on back, large scales (plates ) on head With a rattle

  5. Rhinocheiluslecontei Red may not be as distinct, complete bands on body Aka. Longnose snake

  6. Micrurustener Red bands touch yellow bands Bands are complete

  7. Lamporopeltistriangulum Red band touches black band and are complete

  8. Nirodiaerythrogaster Has no pattern on belly

  9. NerodiaRhombifer Pattern on belly Chain link pattern on back Water snake

  10. Nerodiafasciata Pattern on belly. bands on back. Water snake

  11. Opheodrysaestivus Solid green color Non fossorial

  12. Masticophis flagellum Not solid green!!!! Scales on tail look braided Coach whip

  13. Coluber constrictor Solid in color light/dark Typical tail scale pattern Divided anal scale Offten with whitish chin, & green/grey dorsum

  14. Drymarchoncorais Dark in color Yellowish chin , and sides Single anal scale Indigo snake

  15. Leptotyphlopsdulcis Looks like a earthworm with eyes Looks like a snake Pinkish in color

  16. Rhamphotyplopsbraminus Looks like an earth worm but looks like a snake. Uni colored , dark blue or black With light color on chin or cloaca

  17. Storeriadekayi Keeled scales May have faint dorsal stripe & lateral pattern

  18. Sonora semiannulata Smooth scales small, unicolored DOES NOT HAVE A DARKER HEAD THAN BODY!!!

  19. Tantillagracilis Small size Smooth scales Head is slightly darker than its body

  20. Tantillanigriceps Small in size Smooth scales Head is distinkly darker than its body

  21. Drymobiusmargaritiferus Mostly speckled Speckles that are mainly blue or green

  22. Lampropeltisgetula Mostly speckled Speckles mainly white and yellow With dark bloches on top

  23. Coniophanesimperialis Striped Dark dorsal stripe

  24. Masticophisschotti striped no dorsal stripe but there are stripes on its side which may be a bit light

  25. Salvadoragrahamiae striped Light dorsal strpe Enlarged rostral scale Pencil thin dark line near belly scales

  26. Thamnophismarcianus Striped With a light spot on its head Distinct checkered pattern Defined dorsal stripe

  27. Thamnophisproximus Striped Spot on its head Dorsal stripe from head to tail

  28. Elapheemoryi Blotched Bread loaf shaped which means flat on bottom Spear point on head

  29. Elapheobsoleta Bloched Round in cross section NO spear point markin

  30. Pituophiscatenifer blotched Round in cross section Keeled scales

  31. Leptoderiaseptentrionalis Vertically pupil eyes Large brown bloches on golden background

  32. Hypsiglenatorquata Dark NECK smudge!! Many dark blotches Vertical eye pupil

  33. Arizona elegans Round pupil No pattern on belly Known as the “Glossy snake”

  34. Lampropeltiscalligaster Light brown/grey in background color. With redish brown blotches bordered by black Smooth scales Round pupil Square blotches on belly

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