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Simpson - Bromide, Oklahoma, USA

Group	Simpson
Formation	Bromide
Member(s)	Mountain Lake Pooleville
Age:	461 - 450 Ma Ordovician
Interval	Blackriveran
Number of Collections	1
Number of Occurrences	6

Recorded Sample Locations

Location	Region	Stratigraphic Name
Bromide Formation	Love County, Oklahoma, USA	Simpson - Bromide - Pooleville
1/4 mi. W of Highway 77	Murray County, Oklahoma, USA	Simpson - Bromide
East bank of Culley Creek	Carter County, Oklahoma, USA	Simpson - Bromide - Pooleville
Rock Crossing	Carter County, Oklahoma, USA	Simpson - Bromide - Pooleville
Tyson's Quarry	Carter County, Oklahoma, USA	Simpson - Bromide - Pooleville
Rudd Quarry	Love County, Oklahoma, USA	Simpson - Bromide - Pooleville
Locality 01. About center of sec. 10	Pontotoc County, Oklahoma, USA	Simpson - Bromide - Mountain Lake
Second dam on Spring Creek	Carter County, Oklahoma, USA	Simpson - Bromide - Pooleville

Associated Units

Stratigraphic Name	Age	Lithology	Occurrence Records
Bromide	461 - 450 Ma Ordovician	limestone/"shale", "limestone", wackestone/floatstone	6
Henryhouse	423 - 419 Ma Paleozoic	marl, "shale", "limestone"/"shale", lime mudstone	957
Simpson - Bromide - Mountain Lake	461 - 450 Ma Ordovician	sandstone/"shale"	3
Simpson - Bromide - Pooleville	461 - 450 Ma Ordovician	limestone/"shale", lime mudstone/"shale", wackestone, packstone, "limestone"	55
Simpson - Oil Creek	472 - 458 Ma Ordovician	grainstone/"shale", "shale", "limestone"	40

Recorded Fossils

Accepted Name	Type	Hierarchy	Age
Bromidella sp. genus	6	Animalia : Arthropoda : Ostracoda : Palaeocopida : Tvaerenellidae : *Bromidella*	460.9 - 449.5 Ma Ordovician
Dicranella sp. genus	6	Animalia : Arthropoda : Ostracoda : Palaeocopida : Tvaerenellidae : *Dicranella*	460.9 - 449.5 Ma Ordovician
Leperditella sp. genus	6	Animalia : Arthropoda : Ostracoda : Leperditiidae : *Leperditella*	460.9 - 449.5 Ma Ordovician
Primitiopsis sp. genus	6	Animalia : Arthropoda : Ostracoda : Palaeocopida : Primitiopsidae : *Primitiopsis*	460.9 - 449.5 Ma Ordovician
Krausella sp. genus	6	Animalia : Arthropoda : Ostracoda : Krausellidae : *Krausella*	460.9 - 449.5 Ma Ordovician
Eridoconcha sp. genus	6	Animalia : Arthropoda : Ostracoda : Podocopida : *Eridoconcha*	460.9 - 449.5 Ma Ordovician
Probolichas kristiae species	7	Animalia : Arthropoda : Trilobita : Lichida : Lichidae : Probolichas : *Probolichas kristiae*	460.9 - 449.5 Ma Ordovician
Platymena bellatula species	7	Animalia : Brachiopoda : Strophomenata : Strophomenida : Glyptomenidae : Platymena : *Platymena bellatula*	460.9 - 449.5 Ma Ordovician
Hudsonaster narrawayi species	7	Animalia : Echinodermata : Asteroidea : Hudsonasteridae : Hudsonaster : *Hudsonaster narrawayi*	470 - 458.4 Ma Middle Ordovician
Urasterella sp. genus	6	Animalia : Echinodermata : Asteroidea : Platyasterida : Urasterellidae : *Urasterella*	460.9 - 449.5 Ma Ordovician
Anulocrinus sp. genus	6	Animalia : Echinodermata : Crinoidea : *Anulocrinus*	460.9 - 449.5 Ma Ordovician
Calceocrinus sp. genus	6	Animalia : Echinodermata : Crinoidea : Calceocrinidae : *Calceocrinus*	470 - 458.4 Ma Middle Ordovician
Quinquecaudex sp. genus	6	Animalia : Echinodermata : Crinoidea : Dendrocrinida : Cupulocrinidae : *Quinquecaudex*	460.9 - 449.5 Ma Ordovician
Merocrinus sp. genus	6	Animalia : Echinodermata : Crinoidea : *Merocrinus*	470 - 458.4 Ma Middle Ordovician
Anthracocrinus primitivus species	7	Animalia : Echinodermata : Crinoidea : Anthracocrinus : *Anthracocrinus primitivus*	470 - 458.4 Ma Middle Ordovician
Cleiocrinus sp. genus	6	Animalia : Echinodermata : Crinoidea : *Cleiocrinus*	460.9 - 449.5 Ma Ordovician
Archaeocrinus sp. genus	6	Animalia : Echinodermata : Crinoidea : *Archaeocrinus*	460.9 - 449.5 Ma Ordovician
Crinerocrinus parvicostatus species	7	Animalia : Echinodermata : Crinoidea : Crinerocrinus : *Crinerocrinus parvicostatus*	470 - 458.4 Ma Middle Ordovician
Diabolocrinus sp. genus	6	Animalia : Echinodermata : Crinoidea : *Diabolocrinus*	470 - 458.4 Ma Middle Ordovician
Pararchaeocrinus sp. genus	6	Animalia : Echinodermata : Crinoidea : *Pararchaeocrinus*	470 - 458.4 Ma Middle Ordovician
Pararchaeocrinus decoratus species	7	Animalia : Echinodermata : Crinoidea : Pararchaeocrinus : *Pararchaeocrinus decoratus*	470 - 458.4 Ma Middle Ordovician
Acolocrinus sp. genus	6	Animalia : Echinodermata : Crinoidea : *Acolocrinus*	460.9 - 449.5 Ma Ordovician
Penicillicrinus sp. genus	6	Animalia : Echinodermata : Crinoidea : *Penicillicrinus*	470 - 458.4 Ma Middle Ordovician
Hybocrinus sp. genus	6	Animalia : Echinodermata : Crinoidea : Hybocrinidae : *Hybocrinus*	460.9 - 449.5 Ma Ordovician
Abludoglyptocrinus sp. genus	6	Animalia : Echinodermata : Crinoidea : *Abludoglyptocrinus*	460.9 - 449.5 Ma Ordovician
Peltacrinus sp. genus	6	Animalia : Echinodermata : Crinoidea : *Peltacrinus*	460.9 - 449.5 Ma Ordovician
Reteocrinus sp. genus	6	Animalia : Echinodermata : Crinoidea : Reteocrinidae : *Reteocrinus*	460.9 - 449.5 Ma Ordovician
Porocrinus sp. genus	6	Animalia : Echinodermata : Crinoidea : *Porocrinus*	460.9 - 449.5 Ma Ordovician
Eumorphocystis multiporata species	7	Animalia : Echinodermata : Diploporita : Eumorphocystidae : Eumorphocystis : *Eumorphocystis multiporata*	460.9 - 449.5 Ma Ordovician
Unibothriocidaris sp. genus	6	Animalia : Echinodermata : Echinoidea : Bothriocidaridae : *Unibothriocidaris*	470 - 458.4 Ma Middle Ordovician
Bromidechinus rimaporus species	7	Animalia : Echinodermata : Echinoidea : Bromidechinus : *Bromidechinus rimaporus*	460.9 - 449.5 Ma Ordovician
Cyathocystis sp. genus	6	Animalia : Echinodermata : Edrioasteroidea : Cyathocystida : Cyathocystidae : *Cyathocystis*	470 - 458.4 Ma Middle Ordovician
Pyrgocystis sp. genus	6	Animalia : Echinodermata : Edrioasteroidea : Pyrgocystidae : *Pyrgocystis*	460.9 - 449.5 Ma Ordovician
Bromidocystis bassleri species	7	Animalia : Echinodermata : Eocrinoidea : Palaeocystitidae : Bromidocystis : *Bromidocystis bassleri*	460.9 - 449.5 Ma Ordovician
Tanaocystis sp. genus	6	Animalia : Echinodermata : Rhombifera : Dichoporita : Glyptocystidae : *Tanaocystis*	460.9 - 449.5 Ma Ordovician
Quadrocystis graffhami species	7	Animalia : Echinodermata : Rhombifera : Glyptocystitidae : Quadrocystis : *Quadrocystis graffhami*	460.9 - 449.5 Ma Ordovician
Pleurocystites squamosus species	7	Animalia : Echinodermata : Rhombifera : Pleurocystitidae : Pleurocystites : *Pleurocystites squamosus*	470 - 458.4 Ma Middle Ordovician
Praepleurocystis watkinsi species	7	Animalia : Echinodermata : Rhombifera : Pleurocystitidae : Praepleurocystis : *Praepleurocystis watkinsi*	460.9 - 449.5 Ma Ordovician
Myeinocystites sp. genus	6	Animalia : Echinodermata : Soluta : Syringocrinida : Iowacystidae : *Myeinocystites*	460.9 - 449.5 Ma Ordovician
Embolaster graffhami species	7	Animalia : Echinodermata : Stenuroidea : Embolasteridae : Embolaster : *Embolaster graffhami*	460.9 - 449.5 Ma Ordovician
Anatiferocystis papillata species	7	Animalia : Echinodermata : Stylophora : Mitrata : Kirkocystidae : Anatiferocystis : *Anatiferocystis papillata*	460.9 - 449.5 Ma Ordovician

References

Bassler R. S., Kellett B. (1934) Bibliographic Index of Paleozoic Ostracoda, Geological Society of America Special Paper 1, 1-500

Branson E. R., Peck R. E. (1940) A new cystoid from the Ordovician of Oklahoma, Journal of Paleontology 14 1, 89-92

Bassler R. S. (1950) New genera of American Middle Ordovician "Cystoidea", Journal of the Washington Academy of Sciences 40 9, 273-277

Strimple H. L., Watkins W.T. (1955) I. Three new genera, Journal of the Washington Academy of Science 45, 347-353

Cooper G. A. (1956) Chazyan and related brachiopods, Smithsonian Miscellaneous Collections 127, 1-1245

Sprinkle J. (1982) Palaeocystitids, Echinoderm faunas from the Bromide Formation (Middle Ordovician) of Oklahoma 11, 289-306

Warn J. M. (1982) Long-armed disparid inadunates, University of Kansas Paleontological Contributions, Monograph 1, 77-89

Sprinkle J. (1982) Cylindrical and globular rhombiferans, Echinoderm faunas from the Bromide Formation (Middle Ordovician) of Oklahoma 11, 231-273

Sprinkle J. (1982) Acolocrinus, Echinoderm faunas from the Bromide Formation (Middle Ordovician) of Oklahoma 11, 111-118

Parsley R. H. (1982) Pleurocystitids, Echinoderm faunas from the Bromide Formation (Middle Ordovician) of Oklahoma 11, 276-279

Sprinkle J. (1982) Hybocrinus, Echinoderm faunas from the Bromide Formation (Middle Ordovician) of Oklahoma 11, 119-128

Branstrator J. W. (1982) Asteroids, Echinoderm faunas from the Bromide Formation (Middle Ordovician) of Oklahoma 11, 316-321

Parsley R. L. (1982) Homolozoans, Echinoderm faunas from the Bromide Formation (Middle Ordovician) of Oklahoma 11, 322-323

Sprinkle J. (1982) Large Calyx Cladid Inadunates, Echinoderm faunas from the Bromide Formation (Middle Ordovician) of Oklahoma 11, 145-169

Kolata D. R. (1982) Camerates, University of Kansas Paleontological Contributions, Monograph 1, 170-205

Smith A. B., Savill J. J. (2001) Bromidechinus, a new Ordovician echinozoan (Echinodermata), and its bearing on the early history of echinoids\r\n, Transactions of the Royal Society of Edinburgh 92, 137-147

Blake D. B. (2008) A new Ordovician asteroid (Echinodermata) with somasteroid-like skeletal elements., Journal of Paleontology 82 4, 645-656

Carlucci J. R., Westrop S. R., et al (2010) Tetralichine Trilobites from the Upper Ordovician of Oklahoma and Virginia and phylogenetic systematics of the Tetralichini, Journal of Paleontology 84 6, 1099-1120 doi:10.1666/10-012.1

Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!

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