A. maculatum

A. maculatum may refer to:

Plantae

 * Arum maculatum, a common woodland plant species widespread across temperate northern Europe
 * Anisophyllum maculatum, an annual, a plant native to North America, and invasive worldwide

Animalia

 * Armadillidium maculatum, the "zebra pillbug", a species of woodlouse, a type of isopod crustacean
 * Anorostoma maculatum, a fly species
 * Anelaphus maculatum, a beetle species
 * Ambystoma maculatum, the "spotted salamander", a species of amphibian found in Eastern North America
 * Amblyomma maculatum, the "Gulf Coast tick"
 * Achryson maculatum, a species of longhorn beetle found in South America