Thursday, February 4, 2016

Fossil Types

What are the types of fossils? 

58 comments:

bryanna p said...

The four types of fossils are: mold fossils (a fossilized impression made in the substrate - a negative image of the organism) cast fossils (formed when a mold is filled in) trace fossils = ichnofossils (fossilized nests, gastroliths, burrows, footprints, etc.)

Anonymous said...

The four types of fossils are: mold fossils (a fossilized impression made in the substrate - a negative image of the organism) cast fossils (formed when a mold is filled in) trace fossils = ichnofossils (fossilized nests, gastroliths, burrows, footprints, etc.)

Brianna M. said...

The types of fossils are mold fossils, trace fossils, cast fossils, and true form fossils.
http://www.enchantedlearning.com/subjects/dinosaurs/dinofossils/Fossiltypes.html

Tayte said...

There are four types of fossils and they are mold fossils, cast fossils, form fossils, and trace fossils.

Nicole said...

The Four types of fossils are Mold Fossils, Cast Fossils, Fossil Fuels, Actual Remains, and Petrified Wood.

Brandon Maloney said...

Their is four different fossils Mold fossils Cast Trace and index. We have already learned about Index fossils like Trilobites.

Anonymous said...

the 4 types of fossils are trace,mold,cast,form

Danielle said...

Mold Fossils.

AJ said...

mold fossils, cast fossils, form fossils and index fossils

Anonymous said...

The four types of fossils are:

mold fossils (a fossilized impression made in the substrate - a negative image of the organism)
cast fossils (formed when a mold is filled in)
trace fossils = ichnofossils (fossilized nests, gastroliths, burrows, footprints, etc.)
true form fossils (fossils of the actual animal or animal part).

http://www.enchantedlearning.com/subjects/dinosaurs/dinofossils/Fossiltypes.html

Anonymous said...

Mold, cast, true, form.

Anonymous said...

Here are some types of fossils. Mold fossils are fossilized impression made in dirt.Cast fossils are formed with mold inside of it.

Grace D said...

the four are mold cast true and form

Anonymous said...

The four types of fossils are: mold fossils (a fossilized impression made in the substrate - a negative image of the organism) cast fossils (formed when a mold is filled in) trace fossils = ichnofossils (fossilized nests, gastroliths, burrows, footprints, etc.)

lukas said...

There are four types of fossils and they are mold fossils, cast fossils, form fossils, and trace fossils.

Lauren Pride said...

Mold fossils, cast fossils, form fossils, and trace fossils.

Kyle G said...


There are four types of fossils and they are mold fossils, cast fossils, form fossils, and trace fossils. I think

Anonymous said...

Mold fossils, cast fossils, form fossils, and trace fossils.

Daniel.B said...

There are four types of fossils and they are old,cast,carbon filed.

Breanna C said...

The four types of fossils are: mold fossils (a fossilized impression made in the substrate - a negative image of the organism) cast fossils (formed when a mold is filled in) trace fossils = ichnofossils (fossilized nests, gastroliths, burrows, footprints, etc.)

TYLER WANSOR said...

The four types of fossils are: mold fossils (a fossilized impression made in the substrate - a negative image of the organism) cast fossils (formed when a mold is filled in) trace fossils = ichnofossils (fossilized nests, gastroliths, burrows, footprints, etc.)

Anonymous said...

Mold, Cast, Trace, and Ichnofossils, are all the different types of fossils.

Anonymous said...

The four types of fossils are: mold fossils (a fossilized impression made in the substrate - a negative image of the organism) cast fossils (formed when a mold is filled in) trace fossils = ichnofossils (fossilized nests, gastroliths, burrows, footprints, etc.)
www.enchantedlearning.com/subjects/dinosaurs/dinofossils/Fossiltypes.html - unfortunately not a clickable link but its where i got the information

kylie m said...

There are four types of fossils and they are old, cast, carbon filled.

Allison said...

there are four different fossils

Anonymous said...

There are four types of fossils.

Anonymous said...

One type of fossil is petrified!

Jasmine L. said...

There are four different types of fossils. Mold, cast, trace, and carbon filled.

Nikki Newcomb said...

There are four types of fossils and they are mold fossils, cast fossils, form fossils, and trace fossils.

Anonymous said...

Mold, Cast, Trace, and Ichnofossils, are all the different types of fossils.

Noelle Lewis said...

There are four types of fossils and they are mold fossils, cast fossils, form fossils, and trace fossils.

Anthony Mason said...

mold fossils, trace fossils, cast fossils, and true form fossils.

Lily🐬 said...

mold cast and ichno fossils.

Ryan R said...

There are mold trace form and cast fossils

Raven Da Wolfie said...

four types!!!!!

Katelyn Piche said...

Mold, Cast, Amber

Anonymous said...

mold fossils

Anonymous said...

Mold, Cast, Remains, and Trace fossils.

Anonymous said...

Mold, cast, trace, and form are the 4 types of fossils.

Tristin R said...

mold,cast,trace,amber etc.

Anonymous said...

the 4 types of fossils are trace,mold,cast,original remains.

Anonymous said...

Trace,mold,cast, and original.

Anonymous said...



The four types of fossils are: mold fossils,cast fossils,trace fossils and Original

alanah.t :P said...

Trace, Mold, Cast, and Original

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

Mold, cast, trace, original.

Anonymous said...

The four types of fossils are: mold fossils (a fossilized impression made in the substrate - a negative image of the organism) cast fossils (formed when a mold is filled in) trace fossils ichnofossils (fossilized nests, gastroliths, burrows, footprints, etc.)

Anonymous said...

Mold, cast, true, form.

Anonymous said...

Amber

Anonymous said...

lettuce

Anonymous said...

Mold, cast, trace, original

Anonymous said...

Trace fossil, mold and cast, replacement, petrified or permineralized, amber, and original material.

Anonymous said...

Molds and cast, Original material,

bailey said...

matrace fossil

Anonymous said...

The four types of fossils are: mold, cast, true form/original material, and trace.

Anonymous said...

The four types of fossils are: mold fossils,cast fossils,trace fossils and Original fossils

Anonymous said...

four types of fossils are mold, cast, trace,and ichno fossils

puppy monkey baby said...

puppy monkey lettuce baby