Browse Items (8 total)

  • Temporal Coverage is exactly "Middle Cambrian"

Kingdom: Animalia Phylum: Arthropoda Class: Trilobita Order: Ptychopariida Family: Asaphiscidae Genus: Asaphiscus Species: wheeleri

Kingdom: Animalia Phylum: Arthropoda Class: Trilobita Order: Ptychopariida Family: Alokistocaridae Genus: Elrathia Species: kingi

Kingdom: Animalia Phylum: Echinodermata Class: Eocrinoidea Order: Gogiida Family: Eocrinidae Genus: Gogia Species: kitchenerensis

http://dl.dropbox.com/u/66399955/GC-9.JPG
A silty-shale where the clasts are dominated by quartz. Sample collected from an area typified by interbedded limestones and shale.

Both thin section images were taken at a 400x magnification.

http://dl.dropbox.com/u/66399955/GC-8.JPG
Limestone containing fossils of the alga, Girvanella.

Both thin section images were taken at a 400x magnification.

http://dl.dropbox.com/u/66399955/GC-7.JPG
Red siltstone lithology of the Bright Angel Shale.

Both thin section images were taken at a 400x magnification.

http://dl.dropbox.com/u/66399955/GC-6.JPG
Green clay lithology of the Bright Angel Shale.

Both thin section images were taken at a 400x magnification.

http://dl.dropbox.com/u/66399955/GC-5.JPG
Mottled lithology of the Muav Limestone.

Both thin section images were taken at a 400x magnification.
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