Cretaceous chalk seafloor
An artist's impression of a Cretaceous (144 to 65 million years ago) hard chalk seafloor, where an ammonite floats above crinoids, sea urchins, brachiopods, molluscs, and a lobster
Picture No
10707463
Media ID
47567037
Size
5076px x 3585px
(9.2MB)
Credit
Mary Evans / Natural History Museum
Source
Illustration from the Natural History Museum Collection
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Ammonite Ammonoid Ammonoidea Arthropoda Cephalopod Cephalopoda Chalk Crinoid Crinoidal Crinoidea Crinozoa Crustacea Crustacean Decapod Decapoda Echinoderm Echinodermata Impression Lobster Malacostraca Mollusc Mollusca Mollusk Phanerozoic Sea Lily Sea-lily Seabed Sedimentary
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