Search the Community
Showing results for tags 'kaibab'.
-
This was found among one of the large chert layers in the permian Kaibab Limestone. The sponge, Actinocoelia, is very common in this layer but this seems different or is at least a different presentation or segment of it. It's nearly perfectly round. It's diameter is 3 1/2 cm.
-
Found this nautiloid. Preservation not so great (but you can see septa) but the colors are awesome!
-
Heres' are some Kaibab Formation nautiloids I found this weekend.
- 4 replies
-
- 2
-
-
- kaibab
- nautiloids
-
(and 1 more)
Tagged with:
-
A common silicified sponge from Permian Kaibab Limestone. Index sponge for Kungarian/Leonardian Age rocks from the western US. Reference: http://geology.byu.edu/home/sites/default/files/actinocoelia-maeandrina-finks-from-the-kaibab-limestone-of-northern-arizona-leland-r.-griffin.pdf
- 2 comments
-
- 4
-
-
- leonardian
- actinocoelia maeandrina
-
(and 4 more)
Tagged with: