Asperoteuthis mangoldae, previously known as Asperoteuthis sp. A, is a chiroteuthid squid known only from the waters off the Hawaiian Islands. It differs from the closely related Asperoteuthis acanthoderma in lacking integumental tubercles and elongate fins. This species also possesses a characteristic curved groove in its funnel locking apparatus.
A. mangoldae is known from 18 specimens and was formally described in 2007. The holotype was collected in 1972 in an opening-closing trawl at a depth of in Hawaiian waters. The coordinates of the type locality are . The species was filmed alive for the first time in July 2019, recorded off Jarvis Island by the EV Nautilus at a depth of . It was identified as A. mangoldae by Michael Vecchione, an American zoologist who contributed to the description of the species.
The specific name honors Swiss marine biologist Dr. Katharina Mangold-Wirz (1922âÂÂ2003), who worked at the Laboratoire Arago, Université Pierre et Marie Curie in Banyuls-sur-Mer, France. Dr Mangold spent a part of her career studying cephalopods in Hawaii.