ironstone concretion
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Bivalve-Mollusc
brachiopod
Brain Coral
Bryozoan
Cephalopod
Club Moss
compound rugose coral
Conulariid
Coral
Crinoid
Crinoidea
Crinoids
Echinoderm
Echinodermata
Favosites
feather duster coral
Gastropod
Glossopteris
Glossopteris Branch
Graptolite
Graptolites
Graptolithina
Graptolithinia
Hexagonaria
Horn Coral
Lamp Shell
Leaf
Lepidodendron
Leptagonia
Proteus
Rugose Coral
Solitary Rugose Coral
Spiny Brachiopod
Spiriferida
Stigmaria ficoides
Syringopora
tabulate coral
Themnopora
Trilobite
Vertebraria