Northern Alligator Lizard
Elgaria coerulea
![[Northern Alligator Lizard]](/images/86ds.jpg)
Description
Distribution Range
General range map taken from CWHR.
Museum records taken from following institutions: CAS Herps, MVZ Herps.
Typical Elevation
We do not yet have enough records from distinct localities to calculate typical elevation. We need 2 more distinct localities.
Additional Information
Notes
The subspecies that occurs in our area is the Shasta Alligator Lizard (Elgaria coerulea shastensis).
In the extreme south east corner of Shasta County, our Northern Alligator Lizard populations may receive some gene flow from the Sierra Alligator Lizard (Elgaria coerulea palmeri).
Images
Unless otherwise noted, all images are of wild specimens in Shasta County.
Please be kind, do not hotlink images and do not use images without permission of the copyright owner.
![[Northern Alligator Lizard]](/images/86sm.jpg)
©Michael A. Peters
Gravid Female. Intergrade between Shasta and Northwestern subspecies. Jackson County, OR.
![[Northern Alligator Lizard]](/images/109sm.jpg)
©Michael A. Peters
Captive born neonate basking on a fern. This specimen was born in captivity but is from the integrade zone between the Shasta Alligator Lizard and Northwestern Alligator Lizard in Jackson County, OR. This species likes higher humidity than the Southern Alligator Lizard and is usually found denser more humid forests than the Southern Alligator Lizard.
Habitat Shots
Unless otherwise noted, these habitat shots are from within Shasta County where this species is known to occur.
There currently are no images to display.
Similar Species
Southern Alligator Lizard
In the Southern Alligator Lizard (Elgaria multicarinata) the lengthwise stripes on the belly run down the center of the scale rows. In the Northern Alligator Lizard the stripes run between the scale rows.
Additionally, Southern Alligator Lizards have much more distinctive crossbands on the back and have much paler (often yellow) eyes.
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