Etimologia: homenagem ao Prof. Henry Ramos Matthews, da Universidade Federal do Ceará
Descrição original: Emerson, W. K. (1967). A new species of Morum from Brazil, with remarks on related species (Gastropoda: Tonnacea). Veliger. 9(3): 289-291., available online at https://www.biodiversitylibrary.org/page/42522008
Referência: Petuch, E. J.; Berschauer, D. P. (2020). A review of the genus Morum (Gastropoda: Harpidae) in the Western Atlantic, with the description of two new species from Brazil. The Festivus. 52(1): 60-69., available online at https://doi.org/10.54173/f521060