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Wujicaris is a crustacean known from the Chengjiang Lagerstatte, uniquely fossilised in Orsten-type preservation and known from four larval specimens in the early metanauplius stage roughly 270 μm long.
Hymenocaris is a genus of Cambrian crustaceans. Taxonomy. Some species originally assigned to Hymenocaris were later transferred to Canadaspis, ...
Ercaia is genus of Cambrian arthropod known for being a member of the Chengjiang biota, containing the single species E. minuscula. It has been suggested to be one of the oldest crustaceans ever found. [1]
So when this unusual crustacean with a greatly enlarged appendage appeared under my microscope after a day of collecting, an image of the shoes Elton John wore as the Pinball Wizard came to mind."
Paulinecaris is known from two fragmentary specimens: one preserving the rear part of the head and some of the trunk, and the other being purely the trunk. Due to how fragmentary these are, the exact appendages preserved are unclear.
The Cambrian explosion (also known as Cambrian radiation [1] or Cambrian diversification) is an interval of time beginning approximately in the Cambrian period of the early Paleozoic, when a sudden radiation of complex life occurred and practically all major animal phyla started appearing in the fossil record.
Cambrian: Cambrian (541–485 Ma): The beginning of the Cambrian was marked by the Cambrian explosion, the sudden appearance of nearly all of the invertebrate animal phyla (molluscs, jellyfish, worms and arthropods, such as crustaceans) in great abundance. The first vertebrates appeared in the form of primitive fish, which were subsequently ...
Crustaceans have a rich and extensive fossil record, most of the major groups of crustaceans appear in the fossil record before the end of the Cambrian, namely the Branchiopoda, Maxillopoda (including barnacles and tongue worms) and Malacostraca; there is some debate as to whether or not Cambrian animals assigned to Ostracoda are truly ...