Checklist for Suborder Ptychopariina Richter, 1932
and region Middle Cambrian (Cambrian)
List of families for Middle Cambrian
35 Families width 589 Species #ABCDEIKLMNPSTUW
| Acrocephalitidae Hupé, 1953 | | 0 | Species | Taxom | | Agraulidae Raymond, 1913 | | 13 | Species | Taxom | | Alokistocaridae Resser, 1939 | | 100 | Species | Taxom | | Antagmidae Hupé, 1953 | | 3 | Species | Taxom | | Asaphiscidae Raymond, 1924 | | 24 | Species | Taxom | | Bolaspididae HOWELL, 1959 | | 1 | Species | Taxom | | Cedariidae Raymond, 1937 | | 1 | Species | Taxom | | Conocoryphidae Angelin, 1854 | | 16 | Species | Taxom | | Conokephalinidae Hupé, 1953 | | 1 | Species | Taxom | | Coosellidae Palmer, 1954 | | 1 | Species | Taxom | | Crepicephalidae Kobayashi, 1935 | | 29 | Species | Taxom | | Diceratocephalidae Lu, 1954 | | 1 | Species | Taxom | | Ellipsocephalidae Matthew, 1887 | | 16 | Species | Taxom | | Emmrichellidae | | 2 | Species | Taxom | | Eulomidae Kobayashi, 1955 | | 0 | Species | Taxom | | Inouyiidae WZHANG, 1963 | | 7 | Species | Taxom | | Kingstoniidae Kobayashi, 1933 | | 8 | Species | Taxom | | Lisaniidae WZHANG, 1963 | | 4 | Species | Taxom | | Llanoaspididae LOCHMAN, 1944 | | 2 | Species | Taxom | | Lonchocephalidae Hupé, 1953 | | 8 | Species | Taxom | | Lorenzellidae WZHANG, 1963 | | 9 | Species | Taxom | | Luaspididae Zhang, 1981 | | 1 | Species | Taxom | | Marjumiidae Kobayashi, 1935 | | 27 | Species | Taxom | | Menomoniidae Walcott, 1916 | | 12 | Species | Taxom | | Nepeidae Whitehouse, 1939 | | 2 | Species | Taxom | | Norwoodiidae Walcott, 1916 | | 1 | Species | Taxom | | Papyriaspididae Whitehouse, 1939 | | 5 | Species | Taxom | | Proasaphiscidae WZHANG, 1963 | | 53 | Species | Taxom | | Protolenidae Richter & Ri..., 1948 | | 4 | Species | Taxom | | Ptychopariidae Matthew, 1887 | | 164 | Species | Taxom | | Ptychoparioidae Matthew, 1887 | | 2 | Species | Taxom | | Solenopleuridae Angelin, 1854 | | 50 | Species | Taxom | | Tengfengiidae Chang, 1963 | | 1 | Species | Taxom | | Utiidae Kobayashi, 1935 | | 1 | Species | Taxom | | Wuaniidae WZHANG & YUAN, 1981 | | 20 | Species | Taxom |
Subnodes of Ptychopariina with occurrences in Middle Cambrian
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