The type material of Pallene (now Propallene) longiceps Böhm, 1879, from Enosima (Enoshima), Japan, is re-described. A new species of Propallene, P. ardua, is described from shallow waters and plankton tows near Kunduchi, Tanzania. Remarks on other species of the genus are provided, as well as a key to the species actually included in Propallene,