Phylum Schizoramia Bergström, 1976a see Phylum Arthropoda Siebold, 1848 Superclass †Proschizoramia Hou & Bergström, 1997 Class †Yunnanata Hou & Bergström, 1997 Order †Fuxianhuiida Bousfield, 1995 Family †Chengjiangocarididae Hou & Bergström, 1997 Genus †Chengjiangocaris Hou & Bergström, 1991 1 †Chengjiangocaris longiformis Hou & Bergström, 1991