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Palaeoechinastacus is the earliest body fossil from the family Parastacidae, and the earliest crayfish from Gondwana. The only earlier pieces of evidence of crayfish in the southern hemisphere are the trace fossils from Marengo, and some trace fossils from Argentina, dating from the Late Jurassic to the Late Cretaceous. This accords with the ...
The earliest fossils representative of Multicrustacea are from the Cambrian. [8] However, the more specific timeline is uncertain. Some Cambrian fossils of uncertain taxonomic placement, such as those of Priscansermarinus, are nonetheless likely to be members of Multicrustacea. [citation needed]
Fossils of Dunkleosteus are frequently found with boluses of fish bones, semidigested and partially eaten remains of other fish. [51] As a result, the fossil record indicates it may have routinely regurgitated prey bones rather than digest them. Mature individuals probably inhabited deep sea locations, like other placoderms, living in shallow ...
An extremely rare dinosaur-era animal vomit fossil has been discovered in Denmark, the Museum of East Zealand announced on Monday.. The find was made by an amateur fossil hunter on the Cliffs of ...
A newfound fossil of a jawless fish is the oldest known vertebrate cranium preserved in 3D. The 455 million-year-old find could illuminate how vertebrate heads evolved.
"A compendium of fossil marine animal genera". Bulletins of American Paleontology. 364: 560. Archived from the original on 20 February 2009; Weinberg, Samantha (1999). A Fish Caught in Time: The Search for the Coelacanth. Fourth Estate. Bruton, Mike (2015). When I Was a Fish: Tales of an Ichthyologist. Jacana Media(Pty)Ltd.
Crustaceans (from Latin meaning: "those with shells" or "crusted ones") are invertebrate animals that constitute one group of arthropods that are a part of the subphylum Crustacea (/ k r ə ˈ s t eɪ ʃ ə /), a large, diverse group of mainly aquatic arthropods including decapods (shrimps, prawns, crabs, lobsters and crayfish), seed shrimp, branchiopods, fish lice, krill, remipedes, isopods ...
Fossil collectors contributed to finding the jawbone of a giant ichthyosaur new to science that’s likely the largest known marine reptile to swim Earth’s seas. ... to be the largest known ...