Checklist for Class Trilobita Walch, 1771 (Trilobites)
and region Orr Formation (Utah, USA)
List of families for Orr Formation
20 Families width 13 Species | Pterocephaliidae Kobayashi, 1935 | | 5 | Species | Taxom | | Diplagnostidae Whitehouse, 1936 | | 1 | Species | Taxom | | Llanoaspididae LOCHMAN, 1944 | | 0 | Species | Taxom | | Asaphiscidae Raymond, 1924 | | 0 | Species | Taxom | | Raymondinidae (Clark, 1924) | | 0 | Species | Taxom | | Elviniidae Kobayashi, 1935 | | 4 | Species | Taxom | | Cheilocephalidae Shaw, 1956 | | 1 | Species | Taxom | | Coosellidae Palmer, 1954 | | 0 | Species | Taxom | | Crepicephalidae Kobayashi, 1935 | | 0 | Species | Taxom | | Menomoniidae Walcott, 1916 | | 0 | Species | Taxom | | Alokistocaridae Resser, 1939 | | 1 | Species | Taxom | | Aphelaspididae Palmer, 1960 | | 1 | Species | Taxom | | Agnostidae M´Coy, 1849 | | 0 | Species | Taxom | | Dokimocephalidae Kobayashi, 1935 | | 0 | Species | Taxom | | Kingstoniidae Kobayashi, 1933 | | 0 | Species | Taxom | | Spinagnostidae Howell, 1935 | | 0 | Species | Taxom | | Tricrepicephalidae Palmer, 1954 | | 0 | Species | Taxom | | Parabolinoididae LOCHMAN, 1956 | | 0 | Species | Taxom | | Pseudagnostidae Whitehouse, 1936 | | 0 | Species | Taxom | | Lonchocephalidae Hupé, 1953 | | 0 | Species | Taxom |
Genera for Orr Formation
39 Genera with 13 Species #ABCDEGHIKLMPST
Aphelaspis Resser, 1935 | | 0 | Species | Taxom | | Aphelotoxon Palmer, 1965 | | 1 | Species | Taxom | Arcuolimbus Palmer, 1955 | | 0 | Species | Taxom | Blountia Walcott, 1916 | | 0 | Species | Taxom | Brassicicephalus LOCHMAN, 1940 | | 0 | Species | Taxom | | Cernuolimbus Palmer, 1965 | | 1 | Species | Taxom | Cheilocephalus BERKEY, 1898 | | 0 | Species | Taxom | Coosella LOCHMAN, 1936 | | 0 | Species | Taxom | Coosina Rasetti, 1956 | | 0 | Species | Taxom | Crepicephalus Owen, 1852 | | 0 | Species | Taxom | Deiracephalus Resser, 1935 | | 0 | Species | Taxom | | Dicanthopyge Palmer, 1965 | | 1 | Species | Taxom | | Dunderbergia Walcott, 1960 | | 1 | Species | Taxom | Dytremacephalus Palmer, 1955 | | 0 | Species | Taxom | | Elburgia Palmer, 1965 | | 2 | Species | Taxom | Elvinia Walcott, 1924 | | 0 | Species | Taxom | | Erixanium Öpik, 1965 | | 1 | Species | Taxom | Genevievella LOCHMAN, 1936 | | 0 | Species | Taxom | Homagnostus Howell, 1935 | | 0 | Species | Taxom | Housia Walcott, 1916 | | 0 | Species | Taxom | Iddingsia Walcott, 1924 | | 0 | Species | Taxom | | Irvingella ULRICH & RESSER, 1924 | | 1 | Species | Taxom | Kindbladia FREDERICKSON, 1948 | | 0 | Species | Taxom | Kingstonia Walcott, 1924 | | 0 | Species | Taxom | Kormagnostus Resser, 1938 | | 0 | Species | Taxom | Llanoaspis LOCHMAN, 1938 | | 0 | Species | Taxom | Lonchocephalus Owen, 1852 | | 0 | Species | Taxom | Meteoraspis Resser, 1935 | | 0 | Species | Taxom | Parabolinoides FREDERICKSON, 1949 | | 0 | Species | Taxom | | Prehousia Palmer, 1965 | | 2 | Species | Taxom | Pseudagnostina Palmer, 1962 | | 0 | Species | Taxom | Pseudagnostus Jaekel, 1909 | | 0 | Species | Taxom | | Pseudokingstonia Palmer, 1965 | | 1 | Species | Taxom | Pseudosaratogia Wilson, 1951 | | 0 | Species | Taxom | Pterocephalia Resser, 1938 | | 0 | Species | Taxom | | Strigambitus Palmer, 1942 | | 1 | Species | Taxom | Terranovella LOCHMAN, 1938 | | 0 | Species | Taxom | Tricrepicephalus Kobayashi, 1935 | | 0 | Species | Taxom | | Tumicephalus Palmer, 1965 | | 1 | Species | Taxom |
Species list for Orr Formation
13 Species | Aphelotoxon acuminata ♰ Palmer, 1965 | | | Cernuolimbus granulosus ♰ Palmer, 1965 | | | Dicanthopyge convergens ♰ Palmer, 1965 | | | Dunderbergia bigranulosa ♰ Palmer, 1960 | | | Elburgia granulosa ♰ HALL & WHITF..., 1877 | | | Elburgia intermedia ♰ Palmer, 1965 | | | Erixanium carinatum ♰ Palmer, 1965 | | | Irvingella major ♰ ULRICH & RESSER, 1924 | | | Prehousia alata ♰ Palmer, 1960 | | | Prehousia diverta ♰ Palmer, 1965 | | | Pseudokingstonia exotica ♰ Palmer, 1965 | | | Strigambitus utahensis ♰ Resser, 1942 | | | Tumicephalus depressus ♰ Palmer, 1965 | |
Subnodes of Trilobita with occurrences in Orr Formation
Links, sources and further information Trilobita at ps-19.org
Trilobita at trilobites.info
Trilobita at westerntrilobites.com
Trilobita at gbif.org
Trilobita at irmng.org
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