Marjum biota, House Range (Cambrian of the United States)
Where: Millard County, Utah (39.3° N, 113.3° W: paleocoordinates 4.1° S, 90.8° W)
• coordinate estimated from map
• local area-level geographic resolution
When: Marjum Formation, Drumian (504.5 - 500.5 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 | |
| Sinocylindra | |
|
Sinocylindra sp. Chen and Erdtmann 1991 | |
| Bryopsidophyceae | |
|
| |
| Fuxianospira girata | |
|
Fuxianospira girata Chen and Zhao 1997 | |
| Morania fragmenta | |
|
Morania fragmenta Walcott 1919 | |
| Marpolia spissa | |
|
Marpolia spissa Walcott 1919 | |
| unclassified | |
|
Arthropoda "gen. et sp. nov. A" Latreille 1829 | |
|
Tuzoia guntheri Robison and Richards 1981 | |
| Nettapezoura basilika | |
|
Nettapezoura basilika Briggs et al. 2008 | |
| Dicranocaris guntherorum | |
|
Dicranocaris guntherorum Briggs et al. 2008 | |
|
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 | |
| Trilobita | |
|
Olenoides pugio trilobite | |
|
Zacanthoides sp. Walcott 1888 trilobite | |
Hemirhodon amplipyge, Bathyuriscus elegans, Bathyuriscus fimbriatus, Athabaskiella proba, Bathyuriscidella sp.
Hemirhodon amplipyge trilobite
Bathyuriscus elegans trilobite
Bathyuriscus fimbriatus Robison 1964 trilobite
Athabaskiella proba trilobite
Bathyuriscidella sp. Rasetti 1948 trilobite | |
|
Burlingia halgedahlae Robison and Babcock 2011 trilobite | |
|
Asaphiscus wheeleri Meek 1873 trilobite | |
|
Trymataspis depressa Robinson 1964 trilobite | |
|
Bolaspidella jarrardi Robison and Babcock 2011 trilobite
Bolaspidella contracta Robison 1964 trilobite | |
| Artiopoda | |
Itagnostus interstrictus, "Peronopsis segmenta" = Pentagnostus (Meragnostus) segmenta
Itagnostus interstrictus White 1874
"Peronopsis segmenta" = Pentagnostus (Meragnostus) segmenta Robison 1964 | |
Ptychagnostus atavus, Ptychagnostus cuyanus, Ptychagnostus punctuosus, Ptychagnostus akanthodes, Ptychagnostus affinis, "Pseudophalacroma lundgreni" = Aotagnostus lundgreni, Pseudophalacroma rigbyi, Lejopyge hybridus, "Ptychagnostus occultatus" = Acidusus occultatus, "Ptychagnostus leptus" = Acidusus leptus
Ptychagnostus atavus Tullberg 1880
Ptychagnostus cuyanus Rusconi 1948
Ptychagnostus punctuosus Angelin 1851
Ptychagnostus akanthodes Robison 1964
Ptychagnostus affinis Brøgger 1878
"Pseudophalacroma lundgreni" = Aotagnostus lundgreni Tullberg 1880
"Ptychagnostus occultatus" = Acidusus occultatus Öpik 1979
"Ptychagnostus leptus" = Acidusus leptus Qian 1983 | |
|
Cotalagnostus "new species" Whitehouse 1936
Hypagnostus parvifrons Linnarsson 1869
Tomagnostella exsculpta Angelin 1851
Doryagnostus incertus Brögger 1878 | |
|
Utagnostus songae Peng and Robison 2000 | |
|
Ammagnostus laiwuensis Lorenz 1906 | |
|
Naraoia compacta Walcott 1912 | |
| Megacheira | |
|
Dytikosicula desmatae Conway Morris et al. 2015 | |
|
? Leanchoilia cf. protogonia Simonetta 1970 | |
| Deuteropoda | |
|
Branchiocaris ? pretiosa Resser 1929 | |
| Meristosoma | |
|
Meristosoma sp. Robison and Wiley 1995 | |
|
Ottoia prolifica Walcott 1911 | |
|
Selkirkia willoughbyi Conway Morris and Robison 1986 | |
| Palaeoscolecida | |
|
Scathascolex minor Smith 2015
Scathascolex ? minor Smith 2015 | |
| Hyolitha | |
|
? Hyolithes spp. d'Eichwald 1840 | |
| Stenothecoida | |
|
Stenothecoides elongata Walcott 1884 | |
| Lingulata | |
|
Acrothele subsidua White 1874 | |
|
Lingulella spp. Salter 1866 | |
| Paterinata | |
| Kutorginata | |
"Nisusia sulcata" = Narynella sulcata
"Nisusia sulcata" = Narynella sulcata Rowell and Caruso 1985 | |
| Helcionelloida | |
"Latouchella arguta" = Dorispira arguta
"Latouchella arguta" = Dorispira arguta Resser 1939 | |
| Polychaeta | |
|
Polychaeta indet. Grube 1850 | |
| Megasiphon thylakos | |
Megasiphon thylakos n. gen. n. sp.
Megasiphon thylakos n. gen. n. sp. Nanglu et al. 2023 | |
| Pterobranchia | |
|
Mastograptus sp. LoDuca and Kramer 2014 pterobranch | |
|
Eldonia ludwigi Walcott 1911 | |
| Soluta | |
|
Castericystis vali Ubaghs and Robison 1988 | |
| Eocrinoidea | |
|
Marjumicystis mettae Ubaghs and Robison 1988 | |
|
Gogia spiralis Robison 1965 | |
| Edrioasteroidea | |
|
? Totiglobus lloydi Sprinkle 1985 | |
|
Hyolithellus sp. Billings 1872 | |
| Hexactinellida | |
? Protospongia elongata, Protospongia hicksi, Diagoniella sp., Diagoniella magna, Diagoniella hindei, Diagoniella cyathiformis, Testiispongia venula
? Protospongia elongata glass sponge
Protospongia hicksi Hinde 1887 glass sponge
Diagoniella sp. Rauff 1894 glass sponge
Diagoniella magna Rigby et al. 2010 glass sponge
Diagoniella hindei Walcott 1920 glass sponge
Diagoniella cyathiformis Dawson and Hinde 1889 glass sponge
Testiispongia venula glass sponge | |
|
Hintzespongia bilamina Rigby and Gutschick 1976 glass sponge
Ratcliffespongia perforata glass sponge | |
|
Valospongia gigantus glass sponge | |
| Demospongiae | |
|
Leptomitella metta Rigby 1983 demosponge | |
|
Choia hindei Dawson 1896 demosponge
Choia carteri Walcott 1920 demosponge
Choia utahensis Walcott 1920 demosponge | |
|
Hamptonia bowerbankia demosponge | |
|
Hazelia palmata Walcott 1920 demosponge | |
| Coeloscleritophora | |
|
Chancelloria sp. Walcott 1920 | |
| Scyphozoa | |
|
? Coronatae indet. Dong et al. 2013 jellyfish | |
| Hydrozoa | |
|
? Narcomedusae indet. Haeckel 1879 | |
| Cubozoa | |
|
| |
| Cambrorhytium major | |
|
Cambrorhytium major Walcott 1908 | |