Where: Texas (31.8° N, 104.8° W: paleocoordinates 3.5° N, 33.5° W)
• coordinate stated in text
• outcrop-level geographic resolution
When: Hegler Member (Bell Canyon Formation), Wordian (266.9 - 264.3 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: slope; lithified limestone
Size class: macrofossils
Preservation: replaced with silica
Reposited in the USNM
Collection methods: bulk, chemical,
Primary reference: G. A. Cooper and R. E. Grant. 1972. Permian brachiopods of west Texas, I. Smithsonian Contributions to Paleobiology 14:1-231 [D. Bottjer/M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 106244: authorized by Matthew Clapham, entered by Matthew Clapham on 04.03.2011
Creative Commons license: CC BY (attribution)
Taxonomic list
Craniata | |
Acanthocrania sp. Williams 1943
Petrocrania sp. Raymond 1910 | |
Strophomenata | |
Dyoros (Dyoros) intrepidus Cooper and Grant 1975
Micraphelia sp. Cooper and Grant 1969
Micraphelia scitula Cooper and Grant 1969 | |
Derbyia sp. Waagen 1884 | |
Pseudoleptodus guadalupensis Stehli 1956 | |
Sestropoma cribriferum Cooper and Grant 1969 | |
Heteralosia paucispinosa Cooper and Grant 1975 | |
Echinosteges guadalupensis Shumard 1858
Craspedona newelli Cooper and Grant 1975 | |
Scapharina rugosa Cooper and Grant 1975
Scapharina levis Cooper and Grant 1975 | |
Thamnosia capitanensis Girty 1908 | |
Rhynchonellata | |
Arionthia alata Cooper and Grant 1976
Arionthia lamaria Cooper and Grant 1976
Arionthia polypleura Girty 1908 | |
? Altiplecus deltosus Cooper and Grant 1976
Altiplecus extensus Cooper and Grant 1976
Reticulariina sp. Fredericks 1916 | |
Sarganostega pressa Cooper and Grant 1976
Sarganostega transversalis Cooper and Grant 1969 | |
Paraspiriferina billingsi Shumard 1858 | |
Metriolepis nabis Cooper and Grant 1976
Metriolepis pedicosa Cooper and Grant 1976
Crenispirifer jubatus Cooper and Grant 1976 | |
Rallacosta imporcata Cooper and Grant 1976 | |
Spiriferella sulcifer, "Elivina annectens" = Bamberina annectens
Spiriferella sulcifer Shumard 1858
"Elivina annectens" = Bamberina annectens Cooper and Grant 1976 | |
Phrenophoria perplexa Cooper and Grant 1976 | |
Anteridocus swallovianus Shumard 1859 | |
Fascicosta elongata Cooper and Grant 1976
Ptilotorhynchus delicatum Cooper and Grant 1976 | |
Bryorhynchus bisulcatum Shumard 1858 | |
Composita sp. Brown 1849
Xenosaria exotica Cooper and Grant 1976 | |
Hustedia sp., Hustedia rupinata, Hustedia samiata, Thedusia emarginata, Thedusia trigonalis, Thedusia ventricosa
Hustedia sp. Hall and Clarke 1893
Hustedia rupinata Cooper and Grant 1976
Hustedia samiata Cooper and Grant 1976
Thedusia emarginata Cooper and Grant 1976
Thedusia trigonalis Girty 1908
Thedusia ventricosa Cooper and Grant 1976 | |
Heterelasma shumardianum Girty 1908 | |
Glossothyropsis juvenis Cooper and Grant 1976
Timorina attenuata Cooper and Grant 1976 | |