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Checklist for Class Trilobita Walch, 1771 (Trilobites)
and region Millard County (Utah, USA)


Class
 
Trilobita
Walch, 1771
Trilobites
37
100
154
Families
Genera
Species
 
Taxom
 


List of families for Millard County
37 Families width 154 Species and 2 Subspecies
#BASPDMKTREILHN
Bathyuridae Walcott, 188619SpeciesTaxom
Agnostidae M´Coy, 18491SpeciesTaxom
Alokistocaridae Resser, 19395SpeciesTaxom
Solenopleuridae Angelin, 185415SpeciesTaxom
Pterocephaliidae Kobayashi, 193511SpeciesTaxom
Diplagnostidae Whitehouse, 19360SpeciesTaxom
Asaphiscidae Raymond, 19241SpeciesTaxom
Spinagnostidae Howell, 19351SpeciesTaxom
Dolichometopidae Walcott, 19161SpeciesTaxom
Dimeropygidae Hupé, 195316SpeciesTaxom
Asaphidae Burmeister, 184326SpeciesTaxom
Menomoniidae Walcott, 19160SpeciesTaxom
Kingstoniidae Kobayashi, 19332SpeciesTaxom
Telephinidae MAREK, 19525SpeciesTaxom
Raymondinidae Clark, 19240SpeciesTaxom
Elviniidae Kobayashi, 19353SpeciesTaxom
Idahoiidae LOCHMAN, 19561SpeciesTaxom
Pliomeridae Raymond, 191314SpeciesTaxom
Selenopeltidae1SpeciesTaxom
Dorypygidae Kobayashi, 19352SpeciesTaxom
Phacopidae Hawle & Corda, 18471SpeciesTaxom
Peronopsidae (Westergård, 1936)Peronopsids5SpeciesTaxom
Dokimocephalidae Kobayashi, 19352SpeciesTaxom
Illaenidae Hawle & Corda, 18471SpeciesTaxom
Dinesidae LERMONTOVA, 19400SpeciesTaxom
Ammagnostidae (Öpik, 1967)0SpeciesTaxom
Leiostegiidae Bradley, 19252SpeciesTaxom
Marjumiidae Kobayashi, 19353SpeciesTaxom
Hystricuridae Hupé, 19532SpeciesTaxom
Ptychagnostidae Kobayashi, 19396SpeciesTaxom
Phillipsiidae OEHLERT, 18860SpeciesTaxom
Nileidae Angelin, 18541SpeciesTaxom
Proetidae Salter, 18641SpeciesTaxom
Remopleurididae Hawle & Corda, 18472SpeciesTaxom
Shumardiidae LAKE, 19071SpeciesTaxom
Ptychopariidae Matthew, 18871SpeciesTaxom
Hammatocnemidae1SpeciesTaxom


Genera for Millard County
99 Genera with 154 Species
#ABCDEGHIJKLMOPRSTUX
Acidiphorus Raymond, 1925
0SpeciesTaxom
Agnostus Linnaeus, 18741SpeciesTaxom
Alokistocare Lorenz, 1906
0SpeciesTaxom
Amblycranium Ross, 19731SpeciesTaxom
Apachia FREDERICKSON, 19651SpeciesTaxom
Aphelaspis Resser, 19621SpeciesTaxom
Aphelotoxon Palmer, 1965
0SpeciesTaxom
Asaphiscus Meek, 18731SpeciesTaxom
Baltagnostus LOCHMAN, 19641SpeciesTaxom
Bathyurellus BILLINGS, 19732SpeciesTaxom
Bathyuriscus Meek, 19641SpeciesTaxom
Bearriverops ADRAIN, 20075SpeciesTaxom
Bellefontia ULRICH, 19522SpeciesTaxom
Benthamaspis Poulsen, 18652SpeciesTaxom
Bolaspidella Resser, 1937
0SpeciesTaxom
Brachyaspidion Miller, 19711SpeciesTaxom
Bromella Palmer, 19651SpeciesTaxom
Carolinites Kobayashi, 19644SpeciesTaxom
Cedaria Walcott, 1924
0SpeciesTaxom
Cernuolimbus Palmer, 19651SpeciesTaxom
Clelandia COSSMAN, 19511SpeciesTaxom
Comanchia FREDERICKSON, 19651SpeciesTaxom
Cybelopsis Poulsen, 19271SpeciesTaxom
Diacanthaspis Whittington, 19731SpeciesTaxom
Dimeropygiella Ross, 19525SpeciesTaxom
Dorypyge Dames, 19941SpeciesTaxom
Dunderbergia Walcott, 19653SpeciesTaxom
Dytremacephalus Palmer, 19651SpeciesTaxom
Ectenonotus Raymond, 19672SpeciesTaxom
Elburgia Palmer, 1960
0SpeciesTaxom
Eldredgeops STRUVE, 18321SpeciesTaxom
Elrathia Walcott, 18701SpeciesTaxom
Glossopleura Poulsen, 1927
0SpeciesTaxom
Goniophrys Ross, 19511SpeciesTaxom
Goniotelina WHITTINGTON ..., 19732SpeciesTaxom
Goniotelus Ulrich, 19523SpeciesTaxom
Heckethornia McAdams, 20094SpeciesTaxom
Housia Walcott, 19601SpeciesTaxom
Hypagnostus Jaekel, 18691SpeciesTaxom
Hystricurus Raymond, 19517SpeciesTaxom
Iddingsia Walcott, 01SpeciesTaxom
Illaenus Dalman, 19521SpeciesTaxom
Irvingella ULRICH & RESSER, 19242SpeciesTaxom
Ischyrotoma Raymond, 19862SpeciesTaxom
Isoteloides Raymond, 19272SpeciesTaxom
Itagnostus Öpik, 01SpeciesTaxom
Jeffersonia Poulsen, 1927
0SpeciesTaxom
Jenkinsonia ROBISON, 1971
0SpeciesTaxom
Kanoshia Harrington, 19963SpeciesTaxom
Kindbladia FREDERICKSON, 1948
0SpeciesTaxom
Kirkella Kobayashi, 19525SpeciesTaxom
Kootenia Walcott, 1889
0SpeciesTaxom
Kormagnostella E.Romanenko, 1967
0SpeciesTaxom
Lachnostoma Ross, 19511SpeciesTaxom
Leiostegium Raymond, 19531SpeciesTaxom
Madaraspis FORTEY & DROSER, 19961SpeciesTaxom
Marjumia Walcott, 19161SpeciesTaxom
Metabowmania Kobayashi, 20072SpeciesTaxom
Modocia Walcott, 19642SpeciesTaxom
Olenoides Meek, 01SpeciesTaxom
Onymagnostus Öpik, 19391SpeciesTaxom
Pachyaspis Resser, 19391SpeciesTaxom
Parabellefontia HINTZE, 19531SpeciesTaxom
Parahystricurus Ross, 19512SpeciesTaxom
Paranileus Kobayashi, 19523SpeciesTaxom
Peronopsis Hawle & Corda, 19643SpeciesTaxom
Petigurus Raymond, 19961SpeciesTaxom
Phillipsia PORTLOCK, 1843
0SpeciesTaxom
Poronileus FORTEY, 19751SpeciesTaxom
Prehousia Palmer, 19652SpeciesTaxom
Presbynileus HINTZE, 19521SpeciesTaxom
Proetus STEININGER, 18551SpeciesTaxom
Protopliomerops Kobayashi, 19522SpeciesTaxom
Psalikilus Ross, 19514SpeciesTaxom
Psephosthenaspis Whittington, 19673SpeciesTaxom
Pseudoclelandia Ross, 19511SpeciesTaxom
Pseudocybele Ross, 19513SpeciesTaxom
Pseudomera HOLLIDAY, 19523SpeciesTaxom
Pseudonileus Kobayashi, 19521SpeciesTaxom
Pseudoolenoides HINTZE, 19523SpeciesTaxom
Pseudosaratogia Wilson, 19601SpeciesTaxom
Pterocephalia Resser, 19601SpeciesTaxom
Ptychagnostus Jaekel, 18845SpeciesTaxom
Ptychocephalus accepted as ..., 1948
0SpeciesTaxom
Ptyocephalus Whittington, 19521SpeciesTaxom
Punka FORTEY, 18651SpeciesTaxom
Remopleuridiella Ross, 19512SpeciesTaxom
Shumardia BILLINGS, 19671SpeciesTaxom
Sigmocheilus Palmer, 19421SpeciesTaxom
Solenopleurella Poulsen, 1927
0SpeciesTaxom
Spencella Rasetti, 19631SpeciesTaxom
Stenorhachis HINTZE & JAA..., 19521SpeciesTaxom
Strigambitus Palmer, 19423SpeciesTaxom
Symphysurina ULRICH, 19524SpeciesTaxom
Tesselacauda Ross, 19511SpeciesTaxom
Trigonocerca Ross, 19511SpeciesTaxom
Trigonocercella HINTZE, 19521SpeciesTaxom
Uromystrum Whittington, 18651SpeciesTaxom
Xenostegium Walcott, 19512SpeciesTaxom


Species list for Millard County
154 Species and 2 Subspecies
Agnostus interstrictus White, 1874
Amblycranium linearus Young, 1973
Apachia prima Palmer, 1965
Aphelaspis subditus Palmer, 1962
Asaphiscus wheeleri Meek, 1873
Baltagnostus eurypyx ROBISON, 1964
Bathyurellus pogonipensis HINTZE, 1952
Bathyurellus teretus Young, 1973
Bathyuriscus fimbriatus ROBISON, 1964
Bearriverops alsacharovi ADRAIN, 2007
Bearriverops borderinnensis ADRAIN, 2007
Bearriverops deltaensis ADRAIN, 2007
Bearriverops ibexensis ADRAIN, 2007
Bearriverops loganensis ADRAIN, 2007
Bellefontia chamberlaini Clark, 1935
Bellefontia ibexensis HINTZE, 1952
Benthamaspis diminutiva HINTZE, 1952
Benthamaspis gibberula BILLINGS, 1865
Brachyaspidion microps ROBISON, 1971
Bromella veritas Palmer, 1965
Carolinites ekphymosus FORTEY, 1975
Carolinites genacinaca Ross, 1951
Carolinites killaryensis utahensis HINTZE, 1952
Carolinites sibiricus CHUGAEVA, 1964
Cernuolimbus granulosus Palmer, 1965
Clelandia utahensis Ross, 1951
Comanchia minus Palmer, 1965
Cybelopsis speciosa Poulsen, 1927
Diacanthaspis trispineus Young, 1973
Dimeropygiella blanda HINTZE, 1952
Dimeropygiella caudanodosa Ross, 1951
Dimeropygiella fillmorensis ADRAIN, 2001
Dimeropygiella mccormicki ADRAIN, 2001
Dimeropygiella ovata HINTZE, 1952
Dorypyge swasii SUNDBERG, 1994
Dunderbergia bigranulosa Palmer, 1960
Dunderbergia brevispina Palmer, 1965
Dunderbergia calculosa Palmer, 1965
Dytremacephalus asperaxis Palmer, 1965
Ectenonotus progenitor FORTEY, 1996
Ectenonotus whittingtoni Ross, Jr., 1967
Eldredgeops rana Green, 1832
Elrathia kingi Meek, 1870
Goniophrys prima Ross, Jr., 1951
Goniotelina ensifer FORTEY, 1996
Goniotelina plicolabeonus Young, 1973
Goniotelus brevus Hintze, 1952
Goniotelus brighti Hintze, 1952
Goniotelus wahwahensis Hintze, 1952
Heckethornia alticapitis Young, 1973
Heckethornia ballionae McAdams, 2009
Heckethornia bowiei McAdams, 2009
Heckethornia morrisseyi McAdams, 2009
Housia ovata Palmer, 1960
Hypagnostus parvifrons LINNARSSON, 1869
Hystricurus genalatus Ross, 1951
Hystricurus lepidus Hintze, 1952
Hystricurus millardensis HINTZE, 1952
Hystricurus oculilunatus Ross, Jr., 1951
Hystricurus paragenalatus Ross, 1951
Hystricurus politus Ross, 1951
Hystricurus robustus Ross, Jr., 1951
Iddingsia robusta
Illaenus utahensis HINTZE, 1952
Irvingella flohri Resser, 1942
Irvingella major ULRICH & RESSER, 1924
Ischyrotoma juabensis ADRAIN, 2001
Ischyrotoma stubblefieldi Ingham, 1986
Isoteloides flexus HINTZE, 1953
Isoteloides polaris Poulsen, 1927
Itagnostus interstrictus interstrictus
Kanoshia depressus Young, 1973
Kanoshia kanoshensis HINTZE, 1952
Kanoshia reticulata FORTEY, 1996
Kirkella accliva Hintze, 1952
Kirkella declivita Ross, 1951
Kirkella fillmorensis HINTZE, 1952
Kirkella vigilans
Kirkella yersini HINTZE, 1952
Lachnostoma latucelsum Ross, 1951
Leiostegium formosa HINTZE, 1953
Madaraspis magnifica FORTEY & DROSER, 1996
Marjumia callas Walcott, 1916
Metabowmania braggi ADRAIN, 2007
Metabowmania morgani ADRAIN, 2007
Modocia brevispina ROBISON, 1964
Modocia laevinucha ROBISON, 1964
Olenoides superbus
Onymagnostus seminula Whitehouse, 1939
Pachyaspis typicalis Resser, 1939
Parabellefontia concinna HINTZE, 1953
Parahystricurus bispicatus HINTZE, 1952
Parahystricurus fraudator Ross, 1951
Paranileus elongatus Hintze, 1952
Paranileus ibexensis Hintze, 1952
Paranileus utahensis Hintze, 1952
Peronopsis interstricta ⇒ Peronopsis interstrictus White, 1874
Peronopsis interstrictus White, 1874
Peronopsis segmenta (ROBISON, 1964)⇒ Pentagnostus segmenta Robison, 1964
Petigurus inexpectatus FORTEY, 1996
Poronileus isoteloides FORTEY, 1975
Prehousia alata Palmer, 1960
Prehousia impolita Palmer, 1965
Presbynileus (Presbynileus) elongatus HINTZE, 1952
Proetus missouriensis Shumard, 1855
Protopliomerops firmimarginis Hintze, 1952
Protopliomerops quattuor HINTZE, 1952
Psalikilus paraspinosum HINTZE, 1952
Psalikilus pikum HINTZE, 1952
Psalikilus spinosum HINTZE, 1952
Psalikilus typicum Ross, 1951
Psephosthenaspis glabrior FORTEY, 1996
Psephosthenaspis microspinosa FORTEY, 1996
Psephosthenaspis pseudobathyurus Ross, Jr., 1967
Pseudoclelandia fluxafissura Ross, 1951
Pseudocybele altinasuta HINTZE, 1952
Pseudocybele lemurei HINTZE, 1952
Pseudocybele nasuta Ross, 1951
Pseudomera arachnopyge FORTEY, 1996
Pseudomera insolita Poulsen, 1927
Pseudomera kanoshensis Hintze, 1952
Pseudonileus willdeni Hintze, 1952
Pseudoolenoides acicaudus HINTZE, 1952
Pseudoolenoides aspinosus FORTEY, 1996
Pseudoolenoides dilectus HINTZE, 1952
Pseudosaratogia abnormis Palmer, 1960
Pterocephalia concava Palmer, 1960
Ptychagnostus akanthodes ROBISON, 1964
Ptychagnostus atavus Tullberg, 1880
Ptychagnostus germanus Öpik, 1979
Ptychagnostus michaeli ROBISON, 1984
Ptychagnostus richmondensis Walcott, 1884
Ptyocephalus accliva HINTZE, 1952
Punka nitidus BILLINGS, 1865
Remopleuridiella angularis Young, 1973
Remopleuridiella caudalimbata Ross, 1951
Shumardia exopthalmus Ross, 1967
Sigmocheilus grata Resser, 1942
Spencella montanensis Rasetti, 1963
Stenorhachis genalticurvatus HINTZE, 1952
Strigambitus bilobus Palmer, 1965
Strigambitus transversus Palmer, 1965
Strigambitus utahensis Resser, 1942
Symphysurina brevispicata HINTZE, 1952
Symphysurina cleora
Symphysurina globocapitella HINTZE, 1952
Symphysurina uncaspicata HINTZE, 1952
Tesselacauda depressa Ross, 1951
Trigonocerca typica Ross, 1951
Trigonocercella acuta HINTZE, 1952
Uromystrum validus BILLINGS, 1865
Xenostegium acuminferentis
Xenostegium franklinense Ross, 1951

Subnodes of Trilobita with occurrences in Millard County
OrderAgnostida
Salter, 1864
6
9
13
Families
Genera
Species

Taxom

OrderAsaphida
Salter, 1864
5
26
41
Families
Genera
Species

Taxom

OrderCorynexochida
Kobayashi, 1935
6
11
8
Families
Genera
Species

Taxom

OrderOdontopleurida
Whittington, 1959
1
1
1
Family
Genus
Species

Taxom

OrderPhacopida
Salter, 1864
3
8
16
Families
Genera
Species

Taxom

OrderProetida
Fortey & Owens, 1975
7
22
43
Families
Genera
Species

Taxom

OrderPtychopariida
Swinnerton, 1915
9
22
31
Families
Genera
Species

Taxom



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