''Archaeogeryon'' is an extinct
genus of
crab
Crabs are decapod crustaceans of the infraorder Brachyura, which typically have a very short projecting "tail" (abdomen) ( el, βραχύς , translit=brachys = short, / = tail), usually hidden entirely under the thorax. They live in all the ...
from the
Miocene, the
type species in the genus is ''Archaeogeryon peruvianus''.
Despite the species name, the crab is only known from the
Guadal Formation,
Chile.
''Archaeogeryon peruvianus''
in the Paleobiology Database
References
Portunoidea
Miocene crustaceans
Miocene animals of South America
Neogene Chile
Fossils of Chile
Fossil taxa described in 1924
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