Decanet taxon details
Megokkos hexagonalis (Nagao, 1932) †
1660593 (urn:lsid:marinespecies.org:taxname:1660593)
accepted
Species
Portunites hexagonalis Nagao, 1932 † · unaccepted > superseded combination
marine, brackish, fresh, terrestrial
fossil only
(of Portunites hexagonalis Nagao, 1932 †) Nagao, T. (1932). Two Tertiary and one Cretaceous Crustacea from Hokkaidô, Japan. <em>Journal of the Faculty of Science, Hokkaidô Imperial University. Series 4, Geology and Mineralogy.</em> 2: 15–22. [details] Available for editors 
DecaNet eds. (2025). DecaNet. Megokkos hexagonalis (Nagao, 1932) †. Accessed at: https://www.decanet.info/aphia.php?p=taxdetails&id=1660593 on 2026-08-08
Date
action
by
original description
(of Portunites hexagonalis Nagao, 1932 †) Nagao, T. (1932). Two Tertiary and one Cretaceous Crustacea from Hokkaidô, Japan. <em>Journal of the Faculty of Science, Hokkaidô Imperial University. Series 4, Geology and Mineralogy.</em> 2: 15–22. [details] Available for editors
new combination reference Schweitzer, C.E.; Feldmann, R.M. (2000). New fossil portunids from Washington, USA, and Argentina, and a re-evaluation of generic and family relationships within the Portunoidea Rafinesque, (Decapoda: Brachyura). <em>Journal of Paleontology.</em> 74(4): 636-653., available online at https://doi.org/10.1666/0022-3360(2000)074<0636:nfpfwu>2.0.co;2 [details] Available for editors
new combination reference Schweitzer, C.E.; Feldmann, R.M. (2000). New fossil portunids from Washington, USA, and Argentina, and a re-evaluation of generic and family relationships within the Portunoidea Rafinesque, (Decapoda: Brachyura). <em>Journal of Paleontology.</em> 74(4): 636-653., available online at https://doi.org/10.1666/0022-3360(2000)074<0636:nfpfwu>2.0.co;2 [details] Available for editors
