The panopeid mud crab Panopeus meridionalis is known to inhabit the intertidal zone of the estuarine temperate waters of the southwestern Atlantic, from Montevideo, Uruguay, to Mar del Plata, Argentina. The complete larval development of this species

Two xanthoid crabs, Panopeus meridionalis Williams, 1984 and Eurypanopeus depressus Smith, 1869 are reported from Mar Chiquita, a coastal lagoon in the warm-temperate region of the southwestern Atlantic. This study documents the presence of a stable population

The crab genus Panopeus is characterized by a high morphological similarity among its species and the taxonomic problems that ensue. This complex situation can lead to misidentifications and mistaken comprehension of the phylogenetic relationships and

Two xanthoid crabs, Panopeus meridionalis Williams, 1984 and Eurypanopeus depressus Smith, 1869 are reported from Mar Chiquita, a coastal lagoon in the warm-temperate region of the southwestern Atlantic. This study documents the presence of a stable population