Gemixystus calcareus is a species of sea snail, a marine gastropod mollusk, in the family Muricidae, the murex snails or rock snails.MolluscaBase (2018). Gemixystus calcareus Houart & Héros, 2012. Accessed through: World Register of Marine Species at: http://www.marinespecies.org/aphia.php?p=taxdetails&id=596820 on 2019-01-06
Description The length of the shell attains 5.4 mm.
Distribution This marine species occurs off the Chesterfield Archipelago, New Caledonia.
References
Houart R. & Héros V. (2019). The genus Gemixystus Iredale, 1929 (Gastropoda: Muricidae: Trophoninae) in New Caledonia with the description of two new species and some notes on the genus in the Indo-West Pacific. Novapex. 20(1-2): 1-12
External links Houart, R.; Héros, V. (2012). New species of Muricidae (Gastropoda) and additional or noteworthy records from the western Pacific. Zoosystema. 34(1), 21-37.