Direction 86 Validation under the Plenary Powers of the specific name convexa de Haan, [1833], as published in the combination Ocypode (Chasmagnathus) Convexa (class Crustacea, order Decapoda) (Direction supplementary to Opinion 85)
Published in Opinions and declarations rendered by the International Commission on Zoological Nomenclature, in 1957, in volume 1E, issue E.23, pages 403-412
Date published:1957