Northern Ring-necked Snake
Scientific Name: Diadophis punctatus edwardsii
Size: 12-15 inches (25.4-38 cm) in length
Status: Abundant
Habitat:
Rocky areas, damp hardwood forest, near streams, old fields, rocky hills, grassy fields. May be found under rocks, logs, bark, or leaf litter.
Description:
Slender, small to medium size species with small smooth scales. The species gets its name from the orange colored ring around the neck. This ring is usually 1.5-2 scales in width and is bordered by black on each side. The upper body and head are dark gray, blue-gray or olive brown. The belly is bright orange or yellow. Young are similar to adults.
- The dorsal is dark gray, blue-gray or olive brown .
- The ventral is bright orange or yellow. Sometimes fading from orange to yellow.
- The neck has a bright orange or yellow ring/band.
- The dorsal of the head is usually the same as dorsal of the body or darker gray/black.
- Slender, small to medium species
- Orange/Reddish to yellow neck ring bordered by black.
- Ring is 1.5 – 2 scales wide.
- A few supralabials may have a pale yellow coloration.
- Smooth scales
- Belly is usually unmarked but may have dots running the length of the belly.
- Young are usually darker than adults.
- 15 scale rows at midbody
- 13-17 scale rows at anterior
- 13-15 scale rows at posterior
- 126-238 ventral scales
- 30-79 subcaudals | 2 rows of subcaudals
- 2 nasal scales
- 1 loreal scale
- 2 preocular scales
- 2 postocular scales
- 1+1 temporal scales
- 7-8 supralabials
- 7-8 infralabials
- Anal plate is divided
References:
- Hulse, C. and McCoy C. J. and Ellen Censky ,1998. Amphibians and Reptiles of Pennsylvania and the Northeast. pp.
- Ernst, Carl H. and Ernst, Evelyn M. ,2003. Snakes of the United States and Canada. pp.
- Kyle Loucks
- Billy Brown
- Bob Hamilton
- Wayne Fidler
- Sebastian Harris
- M. Anne Esbenshade
- Jason Poston
- Andy Weber
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Please contribute your observation of this and other herps to the Pennsylvania Amphibian and Reptile Survey. Your help is needed.