Anteriornectophore without an apical diverticulum to the somatocyst, and with the hydroecium not extending below the basal facet. Posteriornectophore with 4 ridges ending in short basal teeth. Bract with median apicalridge. Phyllocyst is a long tube, swollen apically, without apico-lateral branches. This species somewhat resembles Abylopsiseschscholtzi but there are clear differences. There is usually a bluish tinge to the ridges of all parts.
Kingdom Animalia Phylum Cnidaria Class Hydrozoa Subclass Siphonophorae Order Calycophorae Family Abylidae Subfamily Abylopsinae Genus Bassia Species Bassia bassensis