Heterochaeta

Heterochaeta may refer to:
 * Heterochaeta (mantis), a genus of mantises in the family Mantidae
 * Heterochaeta, a genus of annelids in the family Naididae, synonym of Baltidrilus
 * Heterochaeta, a genus of copepods in the family Heterorhabdidae, synonym of Heterorhabdus
 * Heterochaeta, a genus of plants in the family Poaceae, synonym of Ventenata
 * Heterochaeta, a genus of plants in the family Asteraceae, synonym of Aster