Macroschisma rubrum is a species of sea snail, a marine gastropoda mollusk in the family Fissurellidae.
Distribution The length of the shell varies between 14 mm and 21 mm.
Taxonomy The species was originally referred to as Macroschisma rubra, but this was an incorrect gender agreement. The accepted name is now Macroschisma rubrum, with rubra treated as an incorrect subsequent spelling.
Distribution This marine species occurs off the Philippines, including Mactan and Bohol.
References
Further reading Poppe G.T., Tagaro S.P. & Stahlschmidt P. (2015). New shelled molluscan species from the central Philippines I. Visaya. 4(3): 15-59. page(s): 17, pl. 1 figs 1-2. Poppe G.T. & Tagaro S.P. (2020). The Fissurellidae from the Philippines with the description of 26 new species. Visaya. suppl. 13: 1-131