Checkliste der Unterordnung Asaphina Fortey & Chatterton, 1988 für die Region USA (Nordamerika)
Familienliste für USA 25 Familien mit 508 Arten und 2 Unterarten #ACDEHIKLNPRST
| Alsataspididae Turner, 1940 | | 2 | Arten | Taxom | | Andrarinidae Raymond, 1937 | | 0 | Arten | Taxom | | Anomocaridae Poulsen, 1927 | | 22 | Arten | Taxom | | Aphelaspididae Palmer, 1960 | | 18 | Arten | Taxom | | Asaphidae Burmeister, 1843 | | 139 | Arten | Taxom | | Ceratopygidae LINNARSSON, 1869 | | 3 | Arten | Taxom | | Cyclopygidae Raymond, 1925 | | 0 | Arten | Taxom | | Dikelocephalidae Miller, 1889 | | 27 | Arten | Taxom | | Dikelokephalinidae Kobayashi, 1936 | | 0 | Arten | Taxom | | Dionididae Gürich, 1907 | | 1 | Art | Taxom | | Eurekiidae Hupé, 1953 | | 11 | Arten | Taxom | | Hungaiidae Raymond, 1924 | | 4 | Arten | Taxom | | Idahoiidae LOCHMAN, 1956 | | 22 | Arten | Taxom | | Kainellidae Kobayashi, 1953 | | 1 | Art | Taxom | | Liostracinidae Raymond, 1937 | | 2 | Arten | Taxom | | Loganellidae (Halstead, 1993) | | 3 | Arten | Taxom | | Nileidae Angelin, 1854 | | 12 | Arten | Taxom | | Parabolinoididae LOCHMAN, 1956 | | 16 | Arten | Taxom | | Pterocephaliidae Kobayashi, 1935 | | 73 | Arten | Taxom | | Ptychaspididae Raymond, 1924 | | 25 | Arten | Taxom | | Raphiophoridae Angelin, 1854 | | 25 | Arten | Taxom | | Remopleurididae Hawle & Corda, 1847 | | 43 | Arten | Taxom | | Saukiidae ULRICH & RESSER, 1930 | | 43 | Arten | Taxom | | Taihungshaniidae Sun, 1931 | | 0 | Arten | Taxom | | Trinucleidae Hawle & Corda, 1847 | | 16 | Arten | Taxom |
Unterknoten von Asaphina mit Vorkommen in USA
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