Actinocrinites sp. a fossil crinoid
Actinocrinites has a calyx which is conical and elongated and a rigid, domed tegmen made of numberous small plates. The calyx is monocyclic, I.e. a basal circle of plates supports the radial circlet
Picture No
10714661
Media ID
47616593
Size
1486px x 1282px
(1.3MB)
Credit
Mary Evans / Natural History Museum
Source
Photograph from the Natural History Museum Collection
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Crinoid Crinoidal Crinoidea Crinozoa Echinoderm Echinodermata Fossilised Sea Lily Sea-lily
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