PBDB

Weeks biota, House Range (Cambrian of the United States)

Where: Utah (39.2° N, 113.4° W: paleocoordinates 4.3° S, 91.9° W)

• coordinate stated in text

• local area-level geographic resolution

When: Proagnostus bulbus trilobite zone, Weeks Formation, Menevian (513.0 - 501.0 Ma)

• member-level stratigraphic resolution

Environment/lithology: offshore shelf; lithified limestone

• Not described in reference; based on other PBDB collections

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: paleoecologic analysis

PaleoDB collection 230681: authorized by Phil Novack-Gottshall, entered by Phil Novack-Gottshall on 12.07.2023

Creative Commons license: CC BY (attribution)

Taxonomic list

• Biota updated from list in Robison, Babcock & Gunther (2015)

Show authors, comments, and common names

Kinzeria
- Kinzeriidae	Kinzeria sp. Kinzeria sp. Garcia-Bellido Capdevila and Conway Morris 1999 "sp. nov."
unclassified
-	Porifera "gen et sp. indet. A", Porifera "gen et sp. indet. B" Porifera "gen et sp. indet. A" Grant 1836 Porifera "gen et sp. indet. B" Grant 1836
Demospongiae
Protomonaxonida - Piraniidae	Pirania sp. Pirania sp. Walcott 1920 demosponge
Protomonaxonida - Halichondritidae	? Halichondrites sp. ? Halichondrites sp. Walcott 1920 demosponge
Protomonaxonida - Hazeliidae	? Crumillospongia sp., ? Hazelia sp. ? Crumillospongia sp. Rigby 1986 demosponge ? Hazelia sp. Walcott 1920 demosponge
Hexactinellida
-	Hexactinellida indet. Hexactinellida indet. Schmidt 1870 glass sponge
Reticulosa - Protospongiidae	Diagoniella sp. Diagoniella sp. Rauff 1894 glass sponge
Reticulosa - Hintzespongiidae	Hintzespongia sp. Hintzespongia sp. Rigby and Gutschick 1976 glass sponge
unclassified
-	? Ctenophora "gen et sp. indet. A", Problematica "gen. et sp. nov. A", Problematica "gen. et sp. nov. B", Problematica "gen. et sp. nov. C", Cnidaria "gen et sp. indet. A", ? Cnidaria "gen et sp. indet. B" ? Ctenophora "gen et sp. indet. A" Eschscholtz 1829 Problematica "gen. et sp. nov. A" Andrews 1970 Problematica "gen. et sp. nov. B" Andrews 1970 Problematica "gen. et sp. nov. C" Andrews 1970 Cnidaria "gen et sp. indet. A" Hatschek 1888 ? Cnidaria "gen et sp. indet. B" Hatschek 1888
Cambrorhytium major
-	Cambrorhytium major Cambrorhytium major Walcott 1908
Cambrorhytium fragilis
-	Cambrorhytium ? fragilis Cambrorhytium ? fragilis Walcott 1911
Soluta
Syringocrinida -	Pahvanticystis utahensis Pahvanticystis utahensis Lefebvre and Lerosey-Aubril 2018
unclassified
-	Arthropoda "gen. et sp. nov. A", Arthropoda "gen. et sp. nov. B", Arthropoda "gen. et sp. nov. C", Arthropoda "gen. et sp. nov. D", Arthropoda "gen. et sp. nov. E", Arthropoda "gen. et sp. nov. F", Arthropoda "gen. et sp. nov. G", Arthropoda "gen. et sp. nov. H", Arthropoda "gen. et sp. nov. I", Arthropoda "gen. et sp. nov. J" Arthropoda "gen. et sp. nov. A" Latreille 1829 Arthropoda "gen. et sp. nov. B" Latreille 1829 Arthropoda "gen. et sp. nov. C" Latreille 1829 Arthropoda "gen. et sp. nov. D" Latreille 1829 Arthropoda "gen. et sp. nov. E" Latreille 1829 Arthropoda "gen. et sp. nov. F" Latreille 1829 Arthropoda "gen. et sp. nov. G" Latreille 1829 Arthropoda "gen. et sp. nov. H" Latreille 1829 Arthropoda "gen. et sp. nov. I" Latreille 1829 Arthropoda "gen. et sp. nov. J" Latreille 1829

Radiodonta - Anomalocarididae	Anomalocaris aff. canadensis, Anomalocaris sp. Anomalocaris aff. canadensis Anomalocaris sp.
Artiopoda
-	Falcatamacaris bellua Falcatamacaris bellua Ortega-Hernandez et al. 2014
Aglaspidida - Aglaspididae	? Glypharthrus sp., ? Aglaspis sp. ? Glypharthrus sp. Raasch 1939 ? Aglaspis sp. Hall 1862
Aglaspidida -	Beckwithia typa Beckwithia typa Resser 1931
Aglaspidida - Tremaglaspididae	Tremaglaspis vanroyi Tremaglaspis vanroyi Lerosey-Aubril et al. 2013
Agnostida - Clavagnostidae	Clavagnostus spinosus, Triadaspis bigeneris Clavagnostus spinosus Resser 1938 Triadaspis bigeneris
Agnostida - Ammagnostidae	Proagnostus bulbus, Ammagnostus laiwuensis Proagnostus bulbus Butts 1926 Ammagnostus laiwuensis Lorenz 1906
Agnostida - Agnostidae	Acmarhachis typicalis Acmarhachis typicalis Resser 1938
Agnostida - Spinagnostidae	Hypagnostus brevifrons Hypagnostus brevifrons Angelin 1851
Agnostida - Diplagnostidae	Oedorhachis typicalis Oedorhachis typicalis
Trilobita
Asaphida - Asaphidae	"Cedaria minor" = Asaphiscus minor "Cedaria minor" = Asaphiscus minor Walcott 1916 trilobite
Ptychopariida - Catillicephalidae	Pemphigaspis sp. Pemphigaspis sp. Hall 1863 trilobite
Ptychopariida - Menomoniidae	Menomonia sahratiani, Menomonia semele Menomonia sahratiani trilobite Menomonia semele trilobite
Ptychopariida - Ptychopariidae	Meniscopsia beebei Meniscopsia beebei Robison and Babcock 2011 trilobite
Ptychopariida - Norwoodiidae	Hardyoides tenerus, Norwoodia boninoi Hardyoides tenerus trilobite Norwoodia boninoi trilobite
Ptychopariida - Tricrepicephalidae	Tricrepicephalus texanus, Meteoraspis dis Tricrepicephalus texanus trilobite Meteoraspis dis trilobite
Ptychopariida - Marjumiidae	Coosella kieri, Syspacheilus sp., Modocia comforti, Modocia whiteleyi Coosella kieri trilobite Syspacheilus sp. Resser 1938 trilobite Modocia comforti trilobite Modocia whiteleyi trilobite
Ptychopariida - Lonchocephalidae	Lonchocephalus pholus, Weeksina unispina Lonchocephalus pholus trilobite Weeksina unispina trilobite
Ptychopariida - Kingstoniidae	Ithycephalus stricklandi Ithycephalus stricklandi trilobite
Ptychopariida - Plethopeltidae	Arapahoia spatulata Arapahoia spatulata trilobite
- Llanoaspididae	Genevievella granulata, Deiracephalus aster Genevievella granulata trilobite Deiracephalus aster Walcott 1916 trilobite
Corynexochida - Dorypygidae	Olenoides skabelundi Olenoides skabelundi trilobite
Olenida - Cedariidae	Cedarina schachti Cedarina schachti trilobite
Megacheira
-	Megacheira "gen. et sp. nov. A" Megacheira "gen. et sp. nov. A" Hou and Bergström 1997
Ostracoda
-	Anabarochilina australis, Anabarochilina primordialis Anabarochilina australis ostracod Anabarochilina primordialis ostracod
Bradoriida
Bradoriida -	Bradoriida "gen. et sp. nov. A" Bradoriida "gen. et sp. nov. A" Raymond 1935
Notchia weugi
-	Notchia weugi Notchia weugi Lerosey-Aubril 2015
Palaeoscolecida
-	Palaeoscolecida "gen. et sp. nov. A" Palaeoscolecida "gen. et sp. nov. A" Conway-Morris and Robison 1986

Archaeopriapulida - Ottoidae	? Ottoia sp. ? Ottoia sp. Walcott 1911
Archaeopriapulida - Selkirkiidae	Selkirkia sp. Selkirkia sp. Walcott 1911
Polychaeta
-	Polychaeta "gen. et sp. nov. A" Polychaeta "gen. et sp. nov. A" Grube 1850
Tergomya
-	? Tergomya "gen et sp. nov. A" ? Tergomya "gen et sp. nov. A" Horný 1965
Hyolitha
Hyolithida - Hyolithidae	? Hyolithes sp. ? Hyolithes sp. d'Eichwald 1840
Lingulata
Acrotretida - Acrotretidae	Canthylotreta marjumensis, Prototreta sp. Canthylotreta marjumensis Prototreta sp. Bell 1941
Lingulida - Obolidae	? Lingulella sp., Lingulella sp., Fordinia perfecta ? Lingulella sp. Salter 1866 Lingulella sp. Salter 1866 mis-spelled "Ungulella sp." Fordinia perfecta

Bilateria - Dakorhachiidae	Dakorhachis thambus Dakorhachis thambus Conway Morris et al. 2020