A. laevigatus may refer to: Abacetus laevigatus, a ground beetle Acanthognathus laevigatus, an ant found in Colombia Acinopus laevigatus, a ground beetle Acteon laevigatus, a prehistoric sea snail Agnostus laevigatus, a synonym of Lejopyge laevigata, a prehistoric trilobite Aistagnostus laevigatus, a prehistoric trilobite Alphitobius laevigatus, the black fungus beetle, a darkling beetle found in Europe and North America Aster laevigatus, a synonym of Symphyotrichum novi-belgii, New York aster, a plant native to North America