Hedgehog fungi - but which one?

Hedgehog fungi - but which one?

Observation - Hedgehog fungi - but which one?. Description: These are from same location. They are well chewed in places.Its hard to tell if the tiny spines were present before the slug got to the top of stem!

These are from same location. They are well chewed in places.Its hard to tell if the tiny spines were present before the slug got to the top of stem!