A. frontalis may refer to: * Amphisbaena frontalis, Vanzolini, 1991, a worm lizard species in the genus Amphisbaena * Anarhynchus frontalis, the wrybill, a species of plover endemic to New Zealand * Aranea frontalis, a synonym for Evarcha arcuata, a jumping spider species * Atelerix frontalis, the Southern African hedgehog, a species of mammal found in Angola and Botswana * Avatha frontalis, a synonym for Avatha discolor, a moth species * The frontal artery, arteria frontalis, a branch of the ophthalmic artery.