Checkliste der Unterordnung Ptychopariina Richter, 1932
für die Region Orr Formation (Utah, USA)
Familienliste für Orr Formation
10 Familien mit 5 Arten | Llanoaspididae LOCHMAN, 1944 | | 0 | Arten | Taxom | | Asaphiscidae Raymond, 1924 | | 0 | Arten | Taxom | | Elviniidae Kobayashi, 1935 | | 4 | Arten | Taxom | | Coosellidae Palmer, 1954 | | 0 | Arten | Taxom | | Crepicephalidae Kobayashi, 1935 | | 0 | Arten | Taxom | | Menomoniidae Walcott, 1916 | | 0 | Arten | Taxom | | Alokistocaridae Resser, 1939 | | 1 | Art | Taxom | | Kingstoniidae Kobayashi, 1933 | | 0 | Arten | Taxom | | Tricrepicephalidae Palmer, 1954 | | 0 | Arten | Taxom | | Lonchocephalidae Hupé, 1953 | | 0 | Arten | Taxom |
Gattungen für Orr Formation
18 Gattungen mit 5 Arten Arcuolimbus Palmer, 1955 | | 0 | Arten | Taxom | Blountia Walcott, 1916 | | 0 | Arten | Taxom | | Cernuolimbus Palmer, 1965 | | 1 | Art | Taxom | Coosella LOCHMAN, 1936 | | 0 | Arten | Taxom | Coosina Rasetti, 1956 | | 0 | Arten | Taxom | Crepicephalus Owen, 1852 | | 0 | Arten | Taxom | Deiracephalus Resser, 1935 | | 0 | Arten | Taxom | | Dunderbergia Walcott, 1960 | | 1 | Art | Taxom | | Elburgia Palmer, 1965 | | 2 | Arten | Taxom | Elvinia Walcott, 1924 | | 0 | Arten | Taxom | Genevievella LOCHMAN, 1936 | | 0 | Arten | Taxom | | Irvingella ULRICH & RESSER, 1924 | | 1 | Art | Taxom | Kingstonia Walcott, 1924 | | 0 | Arten | Taxom | Llanoaspis LOCHMAN, 1938 | | 0 | Arten | Taxom | Lonchocephalus Owen, 1852 | | 0 | Arten | Taxom | Meteoraspis Resser, 1935 | | 0 | Arten | Taxom | Terranovella LOCHMAN, 1938 | | 0 | Arten | Taxom | Tricrepicephalus Kobayashi, 1935 | | 0 | Arten | Taxom |
Artenliste für Orr Formation
5 Arten
Unterknoten von Ptychopariina mit Vorkommen in Orr Formation
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