Checklist for Order Beyrichicopida Pokorny, 1954
and region Silurian (Paleozoic)
List of families for Silurian
15 Families width 224 Species and 1 Subspecies | Acronotellidae Swartz, 1936 | | 1 | Species | Taxom | | Aechminidae Boucek, 1936 | | 14 | Species | Taxom | | Aparchitidae Jones, 1901 | | 10 | Species | Taxom | | Beyrichiidae Jones, 1894 | | 125 | Species | Taxom | | Cryptophyllidae Adamczak, 1961 | | 1 | Species | Taxom | | Ctenoloculinidae Jaanusson & ..., 1956 | | 1 | Species | Taxom | | Eurychilinidae Ulrich & Bas..., 1923 | | 3 | Species | Taxom | | Graviidae Polenova, 1962 | | 2 | Species | Taxom | | Hollinidae Swartz, 1936 | | 3 | Species | Taxom | | Kloedeniidae Ulrich & Bas..., 1923 | | 14 | Species | Taxom | | Oepikellidae Jaanusson, 1957 | | 0 | Species | Taxom | | Paraparchitidae Scott, 1959 | | 1 | Species | Taxom | | Primitiopsididae Swartz, 1936 | | 39 | Species | Taxom | | Tetradellidae Swartz, 1936 | | 6 | Species | Taxom | | Tvaerenellidae Jaanusson, 1957 | | 2 | Species | Taxom |
Subnodes of Beyrichicopida with occurrences in Silurian
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