Tuesday, February 2, 2016

Index Fossils

Select one of the three eras of geological time and post what would be an index fossil from that era. 




53 comments:

Anonymous said...

Paleozoic era and an index fossil would be trilobite.

Anonymous said...

mezizouic

Anonymous said...
This comment has been removed by the author.
Unknown said...

Index

AJ said...

Paleozoic era had the index fossil trilobite

Anonymous said...

mezizouic

Anonymous said...

Mesozoic and Ammonite.

Anonymous said...

Mesozoic and the index fossil would be ammonite.

Grace D said...

Paleozoic era it had the Index fossil

Brandon Maloney said...

A Index fossil in the Mesozoic era Is what he said in the video ammonite.

Anonymous said...

The Trilobite lived in the Paleozoic Era in the "Phanerozoic Eon".

Brianna M. said...

Ammonites are index fossils that were common in the Mesozoic Era.

Nicole said...

Im doing the Mesozoic Era and a index fossil would be Ammonites.

Tayte said...

An index fossil from the pelozoic era is the trilobite

Ian L said...

The Protista is an index fossil from the Cenozoic Era.

Anonymous said...

Paleozoic and you can find trilobites.

Anonymous said...

Paleozoic Era, where you can find trilobites.

Daniel.B said...

Paleozoic are where you can find trilobites

jada f said...

paleozoic An index fossil from the pelozoic era is the trilobite

kylie m said...

Mesozoic, Paleozoic, and Cenozoic Era, where you can find trilobites.

Lily G. said...

Paleozoic, Mesozic, Cenosoic

Jordan T. said...

A Trilobite would be an index fossil is from the paleozoic era.

Lauren Pride said...

The paleozoic is where you can find Trilobites.

Anonymous said...

Cambrian Period, trilobites.

Emily said...

Paleozoic, Mesozoic, Cenozoic

Gabe L said...

you can find Trilobites in the paleozoic era

Lizzy said...

trilobites

Emily said...

The paleozoic is where you can find Trilobites.

Anonymous said...

Trilobites-Paleozoic era

Anonymous said...

Paleozoic era and an index fossil would be trilobite.

Kyle G said...


Paleozoic era had the index fossil would be trilobite

Katelyn Piche said...

Paleozoic and trilobite

Nikki Newcomb said...

Paleozoic era and an index fossil would be trilobite.

Tristin R said...

Paleozoic era-Trilobites

Jasmine L. said...

Trilobites-Paleozoic era

kolby osgood said...

paleozoic:dionsours

Anthony Mason said...

Paleozoic era and an index fossil would be trilobite.

Anonymous said...

paleozoic era had index bones of catfish

Noelle Lewis said...

Paleozoic Era, where you can find trilobites.

shawn Rebel said...

meszoic era

Raven Da Wolfie said...

Paleozoic Era is where you could find anything like finding trilobites

Anonymous said...

paleozoic era had different kinds of fish bones! :D.

Anonymous said...

Ammonites were common during the Mesozoic Era.

brianwakem said...

Paleozoic era index fossil would be trilobite

Anonymous said...

Mesozoic and Ammonite.

Anonymous said...

Paleozoic era had the index fossil trilobite

Anonymous said...

Paleozoic: Trilobite

Anonymous said...

Paleozoic era and index fossil would be trilobite. (Easy one)

Anonymous said...

Paleozoic: Trilobite

Anonymous said...

Paleozoic era and an index fossil would be trilobite

Anonymous said...

An index fossil from the pelozoic era is the trilobite.

alanah.t :P said...

Paleozoic - Trilobite
Mesozoic - Ammonite

Anonymous said...


Paleozoic era and index fossil would be trilobite. (Easy one)