Locality 17. South side of road, SW¼ SE¼ SW¼ sec. 2, T. 2 N., R. 6 E. (Silurian of the United States)

Where: Pontotoc County, Oklahoma (34.7° N, 96.7° W: paleocoordinates 27.1° S, 60.6° W)

• coordinate estimated from map

• local area-level geographic resolution

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

• Lower part of formation

• group of beds-level stratigraphic resolution

Environment/lithology: yellow, blue limestone and shale

• The Henryhouse formation was originally described by C. A. Reeds in 1911 (pp. 261-262) as consisting of "bluish to yellowish, thin- to moderately thick-bedded earthy limestone and intercalated shale beds in the lower 180 feet, while the upper 43 feet is of white marly beds."

Size classes: macrofossils, mesofossils

Reposited in the USNM

Primary reference: T. W. Amsden. 1951. Brachiopods of the Henryhouse Formation (Silurian) of Oklahoma. Journal of Paleontology 25(1 [3]):69-96 [P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 170245: authorized by Pete Wagner, entered by Pete Wagner on 17.06.2015

Creative Commons license: CC BY (attribution)

Taxonomic list

Rhynchonellata
 Spiriferida - Delthyrididae
 Athyridida - Rhynchospirinidae
 Athyridida - Anoplothecidae
 Athyridida - Nucleospiridae
 Athyridida - Meristidae
 Atrypida - Atrypidae
 Atrypida - Lissatrypidae
"Nanospira parvula" = Lissatrypa
"Nanospira parvula" = Lissatrypa
 Orthida - Dicoelosiidae
 Orthida - Dalmanellidae
Isorthis arcuaria, "Parmorthis brownsportensis" = Resserella brownsportensis
Isorthis arcuaria Hall and Clarke 1892
"Parmorthis brownsportensis" = Resserella brownsportensis Amsden 1949
 Orthida - Rhipidomellidae
 Orthida - Hesperorthidae
 Pentamerida - Gypidulidae
 Pentamerida - Parastrophinidae
 Rhynchonellida - Camarotoechiidae
Strophomenata
 Strophomenida - Strophodontidae
 Strophomenida - Amphistrophiidae
"Strophonella prolongata" = Amphistrophia (Amphistrophiella) prolongata
"Strophonella prolongata" = Amphistrophia (Amphistrophiella) prolongata Foerste 1909
 Strophomenida - Leptostrophiidae
 Strophomenida - Leptaenoideidae
 Strophomenida - Strophonellidae
 Strophomenida - Rafinesquinidae
 Orthotetida - Chilidiopsidae