Checklist for Subclass Palaeocopa Henningsmoen, 1953 and region USA (North America)
List of families for USA 30 Families width 622 Species and 1 Subspecies #ABCDGHIKLMPQRSTYZ
| Aechminellidae Sohn, 1961 | | 3 | Species | Taxom | | Amphissitidae Knight, 1928 | | 63 | Species | Taxom | | Arcyzonidae Kesling, 1961 | | 2 | Species | Taxom | | Barychilinidae Ulrich, 1894 | | 6 | Species | Taxom | | Beyrichopsidae | | 0 | Species | Taxom | | Bolliidae Boucek, 1936 | | 53 | Species | Taxom | | Cardiniferellidae Sohn, 1953 | | 1 | Species | Taxom | | Coronakirkbyidae Kozur, 1985 | | 1 | Species | Taxom | | Ctenonotellidae Schmidt, 1941 | | 1 | Species | Taxom | | Drepanellidae Ulrich & Bas..., 1923 | | 19 | Species | Taxom | | Glyptopleuridae Girty, 1910 | | 32 | Species | Taxom | | Hollinellidae Bless & Jordon, 1971 | | 35 | Species | Taxom | | Indivisiidae Egorov, 1954 | | 0 | Species | Taxom | | Kellettinidae Sohn, 1954 | | 6 | Species | Taxom | | Kirkbyellidae Sohn, 1961 | | 12 | Species | Taxom | | Kirkbyidae Ulrich & Bas..., 1906 | | 63 | Species | Taxom | | Kloedcytherellidae Kozur, 1985 | | 0 | Species | Taxom | | Kloedenellidae Ulrich & Bas..., 1908 | | 18 | Species | Taxom | | Knoxitidae Egorov, 1950 | | 9 | Species | Taxom | | Leperditellidae Ulrich & Bas..., 1906 | | 1 | Species | Taxom | | Miltonellidae Sohn, 1950 | | 17 | Species | Taxom | | Primitiidae Ulrich & Bas..., 1923 | | 71 | Species | Taxom | | Primitiopsidae Swartz, 1936 | | 0 | Species | Taxom | | Quadrijugatoridae Kesling & Hu..., 1953 | | 0 | Species | Taxom | | Richinidae Scott, 1961 | | 2 | Species | Taxom | | Scrobiculidae Posner, 1951 | | 8 | Species | Taxom | | Serenididae | | 5 | Species | Taxom | | Tribolbinidae Sohn, 1978 | | 1 | Species | Taxom | | Youngiellidae Kellett, 1933 | | 12 | Species | Taxom | | Zygobolbidae Bassler, 1923 | | 69 | Species | Taxom |
Subnodes of Palaeocopa with occurrences in USA
Links, sources and further information Palaeocopa at marinespecies.org
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