Petrolisthes laevigatus is a species of porcelain crab found in Chile and Peru. Its carapace width is up to 2.5 cm.Carolina J. Zagal and Consuelo Hermosilla C. (2007). Guía de Invertebrados marinos del sur de Chile, Editorial Fantástico Sur, Punta Arenas, Chile P. laevigatus lives under rocks in the middle and lower intertidal area. It feeds by filtering zooplankton.
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