Cherokee - San Saba Road, 4.5-5 miles north of Cherokee (Ordovician of the United States)

Where: San Saba County, Texas (31.1° N, 98.7° W: paleocoordinates 20.0° S, 90.2° W)

• outcrop-level geographic resolution

When: Threadgill Member (Tanyard Formation), Gasconadian (485.4 - 477.7 Ma)

• PJW: called Gasconade equivalent & lowest member of Ellenburger; this is Threadgill member of Tanyard now.

• formation-level stratigraphic resolution

Environment/lithology: cherty/siliceous limestone

Size class: macrofossils

Primary reference: C. L. Dake and J. Bridge. 1932. Faunal correlations of the Ellenburger limestone of Texas. Geological Society America Bulletin 43:725-741 [P. Wagner/P. Wagner/P. Wagner]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 56498: authorized by Pete Wagner, entered by Pete Wagner on 20.11.2005, edited by Björn Kröger

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Gastropoda
 Euomphalina - Macluritidae
"Helicotoma uniangulata" = Macluritella uniangulata
"Helicotoma uniangulata" = Macluritella uniangulata Hall 1847 snail
 Euomphalina - Ophiletidae
Ozarkina sp. Ulrich et al. 1931 snail
Ozarkina typica Ulrich et al. 1931 snail
 Eogastropoda - Sinuopeidae
Gasconadia putilla Sardeson 1896 snail
Sinuopea "sp. 3" Ulrich 1911 snail
Sinuopea "sp. 1" Ulrich 1911 snail
Sinuopea "sp. 2" Ulrich 1911 snail
Sinuopea humerosa Butts 1926 snail
 Bellerophontida - Tropidodiscidae
"Pelagiella paucivoluta" = Strepsodiscus paucivoluta
"Pelagiella paucivoluta" = Strepsodiscus paucivoluta Calvin 1892 snail
[entered as Pelagiella paucivolvata]
Tergomya
 Hypseloconida -
Hypseloconus sp. Berkey 1898
Cephalopoda
 Ellesmerocerida - Ellesmeroceratidae
Clarkoceras inconstans2 Ulrich et al. 1943
Clarkoceras ruguliferum2 Ulrich et al. 1943
Woosteroceras cherokeense1 Ulrich et al. 1944
Levisoceras subgracile2 Ulrich et al. 1943
Conocerina magna2 Ulrich et al. 1943
Conocerina obliqua2 Ulrich et al. 1943
Conocerina arrecta2 Ulrich et al. 1943
 Endocerida - Cyrtendoceratidae
Ectenoceras longum2 Ulrich et al. 1943
Ectenoceras pergracile2 Ulrich et al. 1943