Sagittacopula, new genus, is described to accommodate S. rufescens, new species, from Cape York Peninsula, and S. carvalhoi, new species, from eastern New Guinea. Morobea Carvalho and its type species, Morobea longipes Carvalho, are redescribed, and M. spectabilis, new species, from eastern New Guinea is described. Wumea Carvalho and its type species, Wumea cylpealis Carvalho, are redescribed, and W. cassisi, new species, from eastern New Guinea is described.