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.
See also Frontalis (disambiguation)