Silver Butte, Locality 3 (Permian of the United States)

Where: Arizona (33.9° N, 110.2° W)

• Paleocoordinates: 7.0° N, 36.5° W (Wright 2013)

• coordinate estimated from map

• small collection-level geographic resolution

When: Fort Apache Member (Supai Formation), Kungurian (279.3 - 272.3 Ma)

• Fort Apache limestone member is 95 feet thick at this locality.

• group of beds-level stratigraphic resolution

Environment/lithology: shallow subtidal; lithified limestone

Size class: macrofossils

Preservation: replaced with silica

Primary reference: S. S. Winters. 1963. Supai Formation (Permian) of eastern Arizona. Geological Society of America Memoir 89:1-99 [P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 120747: authorized by Matthew Clapham, entered by Matthew Clapham on 20.11.2011

Creative Commons license: CC0 (CC0)

Taxonomic list

Show authors, comments, and common names
Cephalopoda
 Pseudorthocerida - Pseudorthoceratidae
Pseudorthoceras knoxense
Pseudorthoceras knoxense McChesney 1859
Bivalvia
 Nuculida - Nuculidae
"Palaeonucula levatiformis" = Nuculavus levatiformis
"Palaeonucula levatiformis" = Nuculavus levatiformis Walcott 1884 nut clam
 Ostreida - Bakevelliidae
? Bakevellia sp., Bakevellia sulcata
? Bakevellia sp. King 1848 oyster
Bakevellia sulcata Geinitz 1866 oyster
 Pectinida - Limipectinidae
Acanthopecten "sp. 2"
Acanthopecten "sp. 2" Girty 1903 scallop
 Pectinida - Limidae
"? Lima cf. retifera" = Palaeolima retifera
"? Lima cf. retifera" = Palaeolima retifera Shumard and Swallow 1858 file clam
 Arcida - Parallelodontidae
Parallelodon anaklastum n. sp.
Parallelodon anaklastum n. sp. Winters 1963 clam
 Cardiida - Kalenteridae
Permophorus albequus
Permophorus albequus Beede 1907 clam
 Carditida - Astartidae
Astartella subquadrata
Astartella subquadrata Girty 1909 clam
 Trigoniida - Schizodidae
Schizodus supaiensis
Schizodus supaiensis Winters 1963 clam
Scaphopoda
 Dentaliida - Prodentaliidae
"Plagioglypta canna" = Prodentalium canna
"Plagioglypta canna" = Prodentalium canna White 1874 tusk shell
Gastropoda
  -
Gastropoda "genus indet. 1", Gastropoda "genus indet. 2"
Gastropoda "genus indet. 1" Cuvier 1795 snail
Gastropoda "genus indet. 2" Cuvier 1795 snail
 Euomphalina - Microdomatidae
Glyptospira cristulata
Glyptospira cristulata Chronic 1952 snail
 Euomphalina - Euomphalidae
"Straparollus (Euomphalus) kaibabensis" = Euomphalus kaibabensis
"Straparollus (Euomphalus) kaibabensis" = Euomphalus kaibabensis Chronic 1952 snail
 Neritoidea - Naticopsidae
Naticopsis apachensis
Naticopsis apachensis Winters 1963 snail
 Murchisoniina - Lophospiridae
"Worthenia arizonensis" = Biarmeaspira arizonensis
"Worthenia arizonensis" = Biarmeaspira arizonensis Winters 1963 snail
 Murchisoniina - Soleniscidae
Soleniscus philipi, "Oncochilus insolitus" = Cylindritopsis insolitus
Soleniscus philipi Winters 1963 snail
"Oncochilus insolitus" = Cylindritopsis insolitus Chronic 1952 snail
 Murchisoniina - Gosseletinidae
Apachella translirata, Apachella arizonensis, Apachella turbiniformis, Apachella prodontia
Apachella translirata Winters 1956 snail
Apachella arizonensis Winters 1963 snail
Apachella turbiniformis Winters 1963 snail
Apachella prodontia Winters 1963 snail
 Zygopleuroidea - Pseudozygopleuridae
? Pseudozygopleura sp.
? Pseudozygopleura sp. Knight 1930 snail
 Cerithimorpha - Orthonemidae
Cibecuia cedarensis n. gen. n. sp., Palaeostylus giganticus
Cibecuia cedarensis n. gen. n. sp. Winters 1956 snail
Palaeostylus giganticus Winters 1963 snail
 Caenogastropoda - Meekospiridae
Meekospira knighti
Meekospira knighti Winters 1963 snail
 Soleniscoidea - Palaeostylidae
Kinishbia nodosa
Kinishbia nodosa Winters 1963 snail
 Caenogastropoda - Goniasmatidae
Goniasma terebra
Goniasma terebra White 1879 snail
 Bellerophontida - Bellerophontidae
Bellerophon sp., "Knightites (Retispira) modestus" = Retispira modesta
Bellerophon sp. de Montfort 1808 snail
"Knightites (Retispira) modestus" = Retispira modesta Girty 1909 snail
Strophomenata
 Productida - Productidae
Bellaclathrus spinosus
Echinoidea
  - Archaeocidaridae
Echinocrinus trudifer
Echinocrinus trudifer White 1874 sea urchin