Tetragramma sp.?
Echinoid marker bed, Unit 2, Lower Member, Glen Rose Formation, Trinity Group
early Albian Age (Lower Cretaceous)
Canyon Lake, Comal Co., TX
Odd regular echinoid from the "micro zone".
Prepared by MalcomT.
By erose
Echinoid marker bed, Unit 2, Lower Member, Glen Rose Formation, Trinity Group
early Albian Age (Lower Cretaceous)
Canyon Lake, Comal Co., TX
Odd regular echinoid from the "micro zone".
Prepared by MalcomT.
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