Nine crab remains preserved in Miocene amber from Chiapas are reported.Systematic affinities of the crab remains indicate that they belong to the Sesarmidae family.Semi-terrestrial sesarmid species are frequently found in mangroves and thus their presence in Lower Miocene (Aquitanian) amber from mines of Campo La Granja, Chiapas reinforce previous interpretations of a mangrove paleoenvironment near the ancient Gulf of Mexico coast.
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Sánchez et al. (2016) studied this question.
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