USGS 7641, Long Point, Delaware Mountains (Permian of the United States)

Where: Texas (31.8° N, 104.7° W: paleocoordinates 3.5° N, 33.5° W)

• coordinate stated in text

• outcrop-level geographic resolution

When: South Wells Member (Cherry Canyon Formation), Wordian (266.9 - 264.3 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: slope; lithified limestone

Size class: macrofossils

Primary reference: A. K. Miller and W. M. Furnish. 1940. Permian ammonoids of the Guadalupe Mountain region and adjacent area. Geological Society of America Special Paper 26:1-242 [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 105514: authorized by Matthew Clapham, entered by Matthew Clapham on 21.02.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

Rhynchonellata
 Rhynchonellida - Petasmariidae
Leiorhynchoidea sulcata Cooper and Grant 1976
Cephalopoda
 Ceratitida - Paraceltitidae
Paraceltites sellardsi Miller and Furnish 1940 ceratite
Paraceltites ornatus Miller and Furnish 1940 ceratite
 Prolecanitida - Medlicottiidae
"Medlicottia burckhardti" = Eumedlicottia burckhardti
"Medlicottia burckhardti" = Eumedlicottia burckhardti Böse 1919 ammonite
 Goniatitida - Cyclolobidae
"Waagenoceras guadalupense" = Mexicoceras guadalupense
"Waagenoceras guadalupense" = Mexicoceras guadalupense Girty 1908 ammonite
 Goniatitida - Paragastrioceratidae
"Pseudogastrioceras roadense" = Roadoceras roadense, "Pseudogastrioceras beedei" = Roadoceras beedei
"Pseudogastrioceras roadense" = Roadoceras roadense Böse 1919 ammonite
"Pseudogastrioceras beedei" = Roadoceras beedei Plummer and Scott 1937 ammonite