Marjum biota, House Range (Cambrian of the United States)
Where: Millard County, Utah (39.3° N, 113.3° W: paleocoordinates 4.3° S, 91.6° W)
• coordinate estimated from map
• local area-level geographic resolution
When: 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: CC BY (attribution)
Taxonomic list
• Biota updated from list in Robison, Babcock & Gunther (2015)
Show authors, comments, and common names
| unclassified | |
| Marpolia spissa | |
|
Marpolia spissa Walcott 1919 | |
| Morania fragmenta | |
|
Morania fragmenta Walcott 1919 | |
| Fuxianospira girata | |
|
Fuxianospira girata Chen and Zhao 1997 | |
| Sinocylindra | |
|
Sinocylindra sp. Chen and Erdtmann 1991 | |
| Bryopsidophyceae | |
|
| |
|
Hyolithellus sp. Billings 1872 | |
| Soluta | |
|
Castericystis vali Ubaghs and Robison 1988 | |
| Eocrinoidea | |
|
Gogia spiralis Robison 1965 | |
|
Marjumicystis mettae Ubaghs and Robison 1988 | |
| Edrioasteroidea | |
|
? Totiglobus lloydi Sprinkle 1985 | |
| Pterobranchia | |
|
Mastograptus sp. LoDuca and Kramer 2014 pterobranch | |
|
Eldonia ludwigi Walcott 1911 | |
| Megasiphon thylakos | |
Megasiphon thylakos n. gen. n. sp.
Megasiphon thylakos n. gen. n. sp. Nanglu et al. 2023 | |
| Palaeoscolecida | |
|
Scathascolex minor Smith 2015
Scathascolex ? minor Smith 2015 | |
|
Ottoia prolifica Walcott 1911 | |
| unclassified | |
|
Arthropoda "gen. et sp. nov. A" Latreille 1829 | |
| Meristosoma | |
|
Meristosoma sp. Robison and Wiley 1995 | |
|
Pahvantia hastata Robison and Richards 1981
Buccaspinea cooperi Pates et al. 2021
Peytoia nathorsti Walcott 1911 | |
|
Caryosyntrips sp. Daley and Budd 2010
Caryosyntrips ? camurus Pates and Daley 2017 | |
| Artiopoda | |
"Peronopsis segmenta" = Pentagnostus (Meragnostus) segmenta, Itagnostus interstrictus
"Peronopsis segmenta" = Pentagnostus (Meragnostus) segmenta Robison 1964
Itagnostus interstrictus White 1874 | |
|
Cotalagnostus "new species" Whitehouse 1936
Doryagnostus incertus Brögger 1878
Tomagnostella exsculpta Angelin 1851
Hypagnostus parvifrons Linnarsson 1869 | |
|
Utagnostus songae Peng and Robison 2000 | |
Lejopyge hybridus, Pseudophalacroma rigbyi, Ptychagnostus akanthodes, Ptychagnostus cuyanus, Ptychagnostus atavus, Ptychagnostus punctuosus, Ptychagnostus affinis, "Ptychagnostus occultatus" = Acidusus occultatus, "Ptychagnostus leptus" = Acidusus leptus, "Pseudophalacroma lundgreni" = Aotagnostus lundgreni
Ptychagnostus akanthodes Robison 1964
Ptychagnostus cuyanus Rusconi 1948
Ptychagnostus atavus Tullberg 1880
Ptychagnostus punctuosus Angelin 1851
Ptychagnostus affinis Brøgger 1878
"Ptychagnostus occultatus" = Acidusus occultatus Öpik 1979
"Ptychagnostus leptus" = Acidusus leptus Qian 1983
"Pseudophalacroma lundgreni" = Aotagnostus lundgreni Tullberg 1880 | |
|
Ammagnostus laiwuensis Lorenz 1906 | |
| Trilobita | |
|
Burlingia halgedahlae trilobite | |
|
Asaphiscus wheeleri Meek 1873 trilobite | |
|
Bolaspidella jarrardi trilobite
Bolaspidella contracta Robison 1964 trilobite | |
|
Trymataspis depressa Robinson 1964 trilobite | |
Hemirhodon amplipyge, Bathyuriscus elegans, Bathyuriscus fimbriatus, Bathyuriscidella sp., Athabaskiella proba
Hemirhodon amplipyge trilobite
Bathyuriscus elegans trilobite
Bathyuriscus fimbriatus Robison 1964 trilobite
Bathyuriscidella sp. Rasetti 1948 trilobite
Athabaskiella proba trilobite | |
|
Zacanthoides sp. Walcott 1888 trilobite | |
|
Olenoides pugio trilobite | |
| Artiopoda | |
|
Naraoia compacta Walcott 1912 | |
| Megacheira | |
|
? Leanchoilia cf. protogonia Simonetta 1970 | |
|
Dytikosicula desmatae Conway Morris et al. 2015 | |
| Deuteropoda | |
|
Branchiocaris ? pretiosa Resser 1929 | |
| Nettapezoura basilika | |
|
Nettapezoura basilika Briggs et al. 2008 | |
| Dicranocaris guntherorum | |
|
Dicranocaris guntherorum Briggs et al. 2008 | |
|
Tuzoia guntheri Robison and Richards 1981 | |
| 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 | |
| Hyolitha | |
|
? Hyolithes spp. d'Eichwald 1840 | |
| Helcionelloida | |
"Latouchella arguta" = Dorispira arguta
"Latouchella arguta" = Dorispira arguta Resser 1939 | |
| Polychaeta | |
|
Polychaeta indet. Grube 1850 | |
| Demospongiae | |
|
Leptomitella metta Rigby 1983 demosponge | |
|
Hazelia palmata Walcott 1920 demosponge | |
|
Choia carteri Walcott 1920 demosponge
Choia hindei Dawson 1896 demosponge
Choia utahensis Walcott 1920 demosponge | |
|
Hamptonia bowerbankia demosponge | |
| Hexactinellida | |
|
Hintzespongia bilamina Rigby and Gutschick 1976 glass sponge
Ratcliffespongia perforata glass sponge | |
|
Valospongia gigantus glass sponge | |
? Protospongia elongata, Protospongia hicksi, Diagoniella sp., Diagoniella cyathiformis, Diagoniella magna, Diagoniella hindei, Testiispongia venula
? Protospongia elongata glass sponge
Protospongia hicksi Hinde 1887 glass sponge
Diagoniella sp. Rauff 1894 glass sponge
Diagoniella cyathiformis Dawson and Hinde 1889 glass sponge
Diagoniella magna Rigby et al. 2010 glass sponge
Diagoniella hindei Walcott 1920 glass sponge
Testiispongia venula glass sponge | |
| Scyphozoa | |
|
? Coronatae indet. Dong et al. 2013 jellyfish | |
| Cubozoa | |
|
| |
| Hydrozoa | |
|
? Narcomedusae indet. Haeckel 1879 | |
| Cambrorhytium major | |
|
Cambrorhytium major Walcott 1908 | |
| Coeloscleritophora | |
|
Chancelloria sp. Walcott 1920 | |