Boavistensis is Latin for "of the island of Boa Vista", an island of Cape Verde. It may refer to several species found on the island and in the surrounding waters:
Conus boavistensis, a species of cone snails Euthria boavistensis, a species of true whelks Hemidactylus boavistensis, a species of geckos Manzonia boavistensis, a species of small sea snail Pentagonica boavistensis, a species of beetles Tarentola boavistensis, a species of wall geckos
It also may refer to a subspecies: Agaronia acuminata boavistensis, a subspecies of Agaronia acuminata Chioniina spinalis boavistensis, a subspecies of Chioninia spinalis