Marjum biota, House Range (Cambrian of the United States)
Where: Millard County, Utah (39.3° N, 113.3° W)
• Paleocoordinates: 31.3° N, 130.3° W (Wright 2013)
• coordinate estimated from map
• local area-level geographic resolution
When: Bolaspidella contracta trilobite zone, Marjum Formation, Marjumian (504.5 - 497.0 Ma)
• 30-200 m above base of Marjum Formation; Drumian stage
• group of beds-level stratigraphic resolution
Environment/lithology: offshore; mudstone and limestone
• distal shelf to slope biofacies
• " thin-bedded limestone inter-bedded with shale/lime mudstone"
Size class: macrofossils
Preservation: adpression, soft parts
Primary reference: S. Pates, R. Lerosey-Aubril, A.C. Daley, C. Kier, E. Bonino and J. Ortega-Hernandez. 2021. The diverse radiodont fauna from the Marjum Formation of Utah, USA (Cambrian: Drumian). PeerJ 9:1-43 [P. Novack-Gottshall/P. Novack-Gottshall]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 230679: authorized by Phil Novack-Gottshall, entered by Phil Novack-Gottshall on 11.07.2023
Creative Commons license: CC0 (CC0)
Taxonomic list
• Biota updated from list in Robison, Babcock & Gunther (2015)
Show authors, comments, and common names
| unclassified | |
| Hyolitha | |
|
? Hyolithes spp. d'Eichwald 1840 | |
| Stenothecoida | |
|
Stenothecoides elongata Walcott 1884 | |
| Kutorginata | |
"Nisusia sulcata" = Narynella sulcata
"Nisusia sulcata" = Narynella sulcata Rowell and Caruso 1985 | |
| Paterinata | |
| Lingulata | |
|
Lingulella spp. Salter 1866 | |
|
Acrothele subsidua White 1874 | |
| Helcionelloida | |
"Latouchella arguta" = Dorispira arguta
"Latouchella arguta" = Dorispira arguta Resser 1939 | |
| Polychaeta | |
|
Polychaeta indet. Grube 1850 | |
| unclassified | |
|
Arthropoda "gen. et sp. nov. A" Latreille 1829 | |
| Meristosoma | |
|
Meristosoma sp. Robison and Wiley 1995 | |
| Megacheira | |
|
Dytikosicula desmatae Conway Morris et al. 2015 | |
|
? Leanchoilia cf. protogonia Simonetta 1970 | |
| Deuteropoda | |
|
Branchiocaris ? pretiosa Resser 1929 | |
| Dicranocaris guntherorum | |
|
Dicranocaris guntherorum Briggs et al. 2008 | |
| Nettapezoura basilika | |
|
Nettapezoura basilika Briggs et al. 2008 | |
| Artiopoda | |
"Peronopsis segmenta" = Pentagnostus (Meragnostus) segmenta, Itagnostus interstrictus
"Peronopsis segmenta" = Pentagnostus (Meragnostus) segmenta Robison 1964
Itagnostus interstrictus White 1874 | |
|
Tomagnostella exsculpta Angelin 1851
Hypagnostus parvifrons Linnarsson 1869
Doryagnostus incertus Brögger 1878
Cotalagnostus "new species" Whitehouse 1936 | |
|
Utagnostus songae Peng and Robison 2000 | |
"Pseudophalacroma lundgreni" = Aotagnostus lundgreni, Pseudophalacroma rigbyi, Lejopyge hybridus, "Ptychagnostus leptus" = Acidusus leptus, "Ptychagnostus occultatus" = Acidusus occultatus, Ptychagnostus akanthodes, Ptychagnostus punctuosus, Ptychagnostus affinis, Ptychagnostus cuyanus, Ptychagnostus atavus
"Pseudophalacroma lundgreni" = Aotagnostus lundgreni Tullberg 1880
"Ptychagnostus leptus" = Acidusus leptus Qian 1983
"Ptychagnostus occultatus" = Acidusus occultatus Öpik 1979
Ptychagnostus akanthodes Robison 1964
Ptychagnostus punctuosus Angelin 1851
Ptychagnostus affinis Brøgger 1878
Ptychagnostus cuyanus Rusconi 1948
Ptychagnostus atavus Tullberg 1880 | |
|
Ammagnostus laiwuensis Lorenz 1906 | |
| Trilobita | |
|
Asaphiscus wheeleri Meek 1873 trilobite | |
|
Trymataspis depressa Robinson 1964 trilobite | |
|
Bolaspidella jarrardi Robison and Babcock 2011 trilobite
Bolaspidella contracta Robison 1964 trilobite | |
|
Olenoides pugio Walcott 1908 trilobite | |
|
Zacanthoides sp. Walcott 1888 trilobite | |
Hemirhodon amplipyge, Bathyuriscidella sp., Athabaskiella proba, Bathyuriscus elegans, Bathyuriscus fimbriatus
Hemirhodon amplipyge trilobite
Bathyuriscidella sp. Rasetti 1948 trilobite
Athabaskiella proba trilobite
Bathyuriscus elegans trilobite
Bathyuriscus fimbriatus Robison 1964 trilobite | |
|
Burlingia halgedahlae Robison and Babcock 2011 trilobite | |
| Artiopoda | |
|
Naraoia compacta Walcott 1912 | |
|
Peytoia nathorsti Walcott 1911
Buccaspinea cooperi Pates et al. 2021
Pahvantia hastata Robison and Richards 1981 | |
|
Caryosyntrips sp. Daley and Budd 2010
Caryosyntrips ? camurus Pates and Daley 2017 | |
|
Tuzoia guntheri Robison and Richards 1981 | |
|
Selkirkia willoughbyi Conway Morris and Robison 1986 | |
| Palaeoscolecida | |
|
Scathascolex minor Smith 2015
Scathascolex ? minor Smith 2015 | |
|
Ottoia prolifica Walcott 1911 | |
| Pterobranchia | |
|
Mastograptus sp. LoDuca and Kramer 2014 pterobranch | |
|
Eldonia ludwigi Walcott 1911 | |
| Edrioasteroidea | |
|
? Totiglobus lloydi Sprinkle 1985 | |
| Soluta | |
|
Castericystis vali Ubaghs and Robison 1988 | |
| Eocrinoidea | |
|
Gogia spiralis Robison 1965 | |
|
Marjumicystis mettae Ubaghs and Robison 1988 | |
| Megasiphon thylakos | |
Megasiphon thylakos n. gen. n. sp.
Megasiphon thylakos n. gen. n. sp. Nanglu et al. 2023 | |
| Coeloscleritophora | |
|
Chancelloria sp. Walcott 1920 | |
| Cambrorhytium major | |
|
Cambrorhytium major Walcott 1908 | |
| Hydrozoa | |
|
? Narcomedusae indet. Haeckel 1879 | |
| Cubozoa | |
|
| |
| Scyphozoa | |
|
? Coronatae indet. Dong et al. 2013 jellyfish | |
| Demospongiae | |
|
Hamptonia bowerbankia demosponge | |
|
Hazelia palmata Walcott 1920 demosponge | |
|
Leptomitella metta Rigby 1983 demosponge | |
|
Choia utahensis Walcott 1920 demosponge
Choia hindei Dawson 1896 demosponge
Choia carteri Walcott 1920 demosponge | |
| Hexactinellida | |
|
Valospongia gigantus glass sponge | |
|
Hintzespongia bilamina Rigby and Gutschick 1976 glass sponge
Ratcliffespongia perforata glass sponge | |
Testiispongia venula, Diagoniella sp., Diagoniella hindei, Diagoniella magna, Diagoniella cyathiformis, ? Protospongia elongata, Protospongia hicksi
Testiispongia venula glass sponge
Diagoniella sp. Rauff 1894 glass sponge
Diagoniella hindei Walcott 1920 glass sponge
Diagoniella magna Rigby et al. 2010 glass sponge
Diagoniella cyathiformis Dawson and Hinde 1889 glass sponge
? Protospongia elongata glass sponge
Protospongia hicksi Hinde 1887 glass sponge | |
|
Hyolithellus sp. Billings 1872 | |
| Bryopsidophyceae | |
|
| |
| Fuxianospira girata | |
|
Fuxianospira girata Chen and Zhao 1997 | |
| Sinocylindra | |
|
Sinocylindra sp. Chen and Erdtmann 1991 | |
| Morania fragmenta | |
|
Morania fragmenta Walcott 1919 | |
| Marpolia spissa | |
|
Marpolia spissa Walcott 1919 | |