Descriptions of eight species from the superfamilies Axioidea Huxley, 1879 and Callianassoidea Dana, 1852, with a revised key to the species of the genus Acanthaxius Sakai & De Saint Laurent, 1989 (Decapoda, Callianassidea)

Abstract

In the present paper, two new species,Acanthaxiuskashimaensissp. nov. andA. pseudopolyacanthussp. nov., are described and a revised key to the species of the genusAcanthaxiusSakai & De Saint Laurent, 1989 is presented. In addition,Balssaxius habereri(Balss, 1913) andBoasaxius princeps(Boas, 1880) of the family Axiidae Huxley, 1879,Neaxius glyptocercus(Von Martens, 1869) of the family Strahlaxiidae Poore, 1994, together withTrypaea truncata(Giard & Bonnier, 1890) of the family Callianassidae Dana, 1852, and two species,Calliax lobata(De Gaillande & Lagardère, 1966) andCalliaxina punica(De Saint Laurent & Manning, 1982), of the family Eucalliacidae Manning & Felder, 1991 [sensu Sakai, 2011], are commented upon. The descriptions given herein result from the examination of specimens collected from Ise-Shima, Mie Prefecture and Ôfunato-City, Iwate Prefecture, as well as from Iriomote Island, Ryukyu Islands, Japan, and from material collected from Salamis, Saronikos Gulf, Greece, and the Palinuro Seamount, southern Tyrrhenian Sea, Italy.