original description
Jeffreys, J. G. (1883). On the Mollusca procured during the 'Lightning' and 'Porcupine' expeditions 1868-70. (Part VI). <em>Proceedings of the Zoological Society of London.</em> 1882: 88-115, pl. 19, 20., available online at http://www.biodiversitylibrary.org/page/28679878
page(s): 97-98, pl. 20 fig. 5 [details]
From editor or global species database
Authority Jeffreys (1883) described this as new variety, apparently without being aware of Machaeroplax affinis Friele, 1877 ex Jeffreys ms. previously described [details]