USGS 2967 green, El Capitan, Guadalupe Mountains (Permian of the United States)

Where: Texas (31.8° N, 104.8° W: paleocoordinates 3.4° N, 33.7° W)

• coordinate stated in text

• outcrop-level geographic resolution

When: Cutoff Formation, Roadian (272.3 - 268.8 Ma)

• Basal black limestone below Delaware Mountain sandstone

• group of beds-level stratigraphic resolution

Environment/lithology: reef, buildup or bioherm; lithified limestone

Size class: macrofossils

Primary reference: G. H. Girty. 1909. The Guadalupian fauna. United States Geological Survey Professional Paper 58:1-651 [P. Wagner/P. Wagner/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 108832: authorized by Matthew Clapham, entered by Matthew Clapham on 07.05.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

Trilobita
 Proetida - Proetidae
Anisopyge perannulata, "Anisopyge antiqua" = Delaria antiqua
Anisopyge perannulata Shumard 1858 trilobite
"Anisopyge antiqua" = Delaria antiqua Girty 1909 trilobite
Strophomenata
 Productida - Aulostegidae
Aulosteges "sp. a" von Helmersen 1847
Aulosteges "sp. b" von Helmersen 1847
 Productida - Cyclacanthariidae
Cyclacantharia kingorum Cooper and Grant 1969
 Orthotetida - Meekellidae
Meekella attenuata Girty 1909
Meekella multilirata n. sp. Girty 1909
Rhynchonellata
 Athyridida - Neoretziidae
 Athyridida - Athyrididae
 Rhynchonellida - Petasmatheridae
"Pugnax pusilla" = Petasmatherus pusillus
"Pugnax pusilla" = Petasmatherus pusillus Girty 1909
 Orthida - Enteletidae
Enteletes "sp. c" Waldheim 1825
Bivalvia
 Pectinida - Aviculopectinidae
Aviculopecten "sp. a" M'Coy 1851 scallop
 Protobranchia - Ctenodontidae
? Clinopistha cf. levis Meek and Worthen 1870 clam
 Protobranchia - Solemyidae
"? Solenomya sp." = Solemya
"? Solenomya sp." = Solemya Children 1823 Awning Clam
 Nuculida - Nuculidae
"Nucula" "sp. a" Lamarck 1799 nut clam
"Nucula" "sp. b" Lamarck 1799 nut clam
 Protobranchia - Yoldiidae
"Yoldia" sp. Möller 1842 clam
Gastropoda
 Neritoidea - Naticopsidae
Naticopsis sp. M'Coy 1844 snail
 Murchisoniina - Gosseletinidae
"Pleurotomaria strigillata" = Apachella pseudostrigillata
"Pleurotomaria strigillata" = Apachella pseudostrigillata Girty 1934 snail
 Murchisoniina - Soleniscidae
"Macrochilina" modesta n. sp. Girty 1909 snail
 Murchisoniina - Loxonematidae
"Loxonema" inconspicuum n. sp. Girty 1909 snail
Cephalopoda
 Ceratitida - Paraceltitidae
Paraceltites elegans Girty 1909 ceratite
 Goniatitida - Adrianitidae
"Agathiceras texanum n. sp." = Texoceras texanum
"Agathiceras texanum n. sp." = Texoceras texanum Girty 1909 ammonite
 Nautilida - Tainoceratidae
"Foordiceras praecursor" = Pleuronautilus praecursor
"Foordiceras praecursor" = Pleuronautilus praecursor Girty 1909 nautiloid
Stenolaemata
 Trepostomida - Stenoporidae