Walvisteuthis virilis is a species of squid from the family Onychoteuthidae, it is the type species of the genus Walvisteuthis. It may be synonymous with Walvisteuthis rancureli. The type specimen was collected, as a mature male with a mantle length of 71 mm, near the Walvis Ridge in the eastern South Atlantic Ocean at a depth of 1000m. A second specimen was subsequently collected on the other side of the South Atlantic, also a mature male with a total length of 71mm.[1]