A new species of Microcharon from marine interstitial waters, Shizuoka, Japan (Isopoda, Lepidocharontidae)

Abstract

A new species of Microcharon Karaman, 1934 (Asellota: Lepidocharontidae) is described from MihoUchihama beach, Shizuoka, Japan. Microcharon tanakai sp. n. differs from its congeners by having nine simple, five penicillate setae on antennal article 6; one simple distal seta on article 1 of the mandibular palp and having the apical lobe of male pleopod 1 convex, rounded, armed with seven setae. A key to Asian species of the genus and 16S rRNA of the new species are provided.