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5.1.c

Across
Period before the Cambrian
From around 350 MYA
A soft bodied faunal assemblage
A prominent fossil group in the Cambrian
Organisms mad up of more than one cell
Term describing the sudden abundance of life
Remains of past life
A reason given for the Cambrian explosion
Hard external coverings of many marine organisms
The change in life
A soft bodied organism from the Ediacara
Down
Location of Cambrian rocks in Australia
Pertaining to animals
A type of bivalved marine organism
The main substance in the walls of plant cells
A predator in the Cambrian
A fossil assemblage of the Cambrian in Canada
A gas building up in the ocean of the Cambrian
A group of fossils
An example of a soft bodied organism still present today that floats in the ocean
Not soft