USGS 2964, 10 miles NW of Kent, Delaware Mountains (Permian to of the United States)

Where: Texas (31.2° N, 104.3° W: paleocoordinates 3.0° N, 33.4° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Delaware Mountain Formation, Roadian to Roadian (272.3 - 259.9 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: slope; lithified limestone

Size class: macrofossils

Primary reference: G. H. Girty. 1908. The Guadalupian fauna. United States Geological Survey Professional Paper 58:1-651 [P. Wagner/P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 108829: authorized by Matthew Clapham, entered by Matthew Clapham on 07.05.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

Chlorophyceae
 Dasycladales - Dasycladaceae
Macroporella verticillata n. sp.2 Pia 1940
Demospongiae
 Agelasida - Guadalupiidae
Cystothalamia nodulifera Girty 1908 demosponge
Anthozoa
 Stauriida - Lindstroemiidae
"Lindstroemia" cf. permiana Girty 1908 horn coral
Gastropoda
 Murchisoniina - Soleniscidae
"? Macrochilina "sp. b"" = Strobeus
"? Macrochilina "sp. b"" = Strobeus de Koninck 1881 snail
 Pleurotomarioidea - Pleurotomariidae
 Bellerophontida - Bellerophontidae
Bellerophon deflectus3 Chronic 1952 snail
Bivalvia
 Cardiida - Kalenteridae
"Pleurophorus sp." = Permophorus
"Pleurophorus sp." = Permophorus Chavan 1954 clam
Strophomenata
 Productida - Cyclacanthariidae
Cyclacantharia kingorum1 Cooper and Grant 1969
Rhynchonellata
 Rhynchonellida - Pugnacidae
"Pugnax" osagensis Swallow 1908