A new species of the family Mathildidae Dall, 1889, Mathilda brownae spec. nov. from Saint Helena Island, South Atlantic Ocean is herein described. Based on shell characters, the new species is clearly distinguishable from all the Recent members of the family by the shape and sculpture of the teleoconch and the peculiar protoconch morphology.

Gastropoda, Heterobranchia, Mathildidae, Mathilda, taxonomy, protoconch, South Atlantic Ocean.
Basteria

CC BY-NC 4.0 NL ("Naamsvermelding-NietCommercieel")

Nederlandse Malacologische Vereniging

C. Smriglio, P. Mariottini, & F. Swinnen. (2017). A new mathildid from Saint Helena Island, South Atlantic Ocean (Gastropoda, Heterobranchia, Mathildidae). Basteria, 81(1-3), 29–35.