Dicoelosia-Orthostrophella Community, Ludlow, Henryhouse Formation, Oklahoma (Silurian of the United States)

Where: Oklahoma (35.0° N, 97.0° W: paleocoordinates 26.7° S, 60.6° W)

• coordinate based on nearby landmark

• basin-level geographic resolution

When: Henryhouse Formation, Ludlow (427.4 - 423.0 Ma)

• formation-level stratigraphic resolution

Environment/lithology: offshore ramp; gray, calcareous shale

• "Shells almost entirely articulated...High diversity suggests normal oxygen...normal level of turbulence...BA 4."

•SEP environmental call based on given information and regional context.

• "gray calcareous shale"

Collection methods: Comparison with other occurrences of this Community suggests that the elements listed are present at type locality.

Primary reference: A. J. Boucot. 1999. Some Wenlockian-Geddinian, chiefly brachiopod dominated communities of North America. In A. J. Boucot, J. D. Lawson (eds.), Paleocommunities--a case study from the Silurian and Lower Devonian 549-591 [M. Foote/M. Foote/P. Wagner]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 24816: authorized by Michael Foote, entered by Michael Foote on 20.08.2002

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Chileata
 Dictyonellida - Eichwaldiidae
"Dictyonella sp." = Eodictyonella
"Dictyonella sp." = Eodictyonella Wright 1994
Strophomenata
 Orthotetida - Chilidiopsidae
"Coolinia sp." = Fardenia (Coolinia)
"Coolinia sp." = Fardenia (Coolinia) Bancroft 1949
 Strophomenida - Amphistrophiidae
"Amphistrophiella sp." = Amphistrophia (Amphistrophiella)
"Amphistrophiella sp." = Amphistrophia (Amphistrophiella) Harper and Boucot 1978
 Strophomenida - Strophonellidae
Strophonella sp. Hall 1879
 Strophomenida - Leptaenoideidae
Leptaenisca sp. Beecher 1890
Rhynchonellata
 Rhynchonellida -
 Orthida - Orthidae
 Orthida - Hesperorthidae
Ptychopleurella sp. Schuchert and Cooper 1931
Dolerorthis sp. Schuchert and Cooper 1931
 Orthida - Dicoelosiidae
Dicoelosia sp. King 1850
 Orthida - Rhipidomellidae
Dalejina sp. Havlicek 1953
 Orthida - Dalmanellidae
Resserella sp. Bancroft 1928
Isorthis sp. Kozlowski 1929
 Atrypida - Lissatrypidae
Lissatrypa sp. Twenhofel 1914
 Atrypida - Atrypidae
Atrypa sp. Dalman 1828
 Pentamerida - Gypidulidae
 Pentamerida - Parastrophinidae
"Grayina sp." = Anastrophia (Grayina)
"Grayina sp." = Anastrophia (Grayina)
 Spiriferida - Delthyrididae
Delthyris sp. Dalman 1828
Howellella sp. Kozlowski 1946
 Athyridida - Anoplothecidae
Coelospira sp. Hall 1863
 Athyridida - Nucleospiridae
Nucleospira sp. Hall 1859
 Athyridida - Meristellidae
Meristina sp. Hall 1867