PBDB Collection

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

Show authors, comments, and common names

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

¹Ulrich et al. 1944; ²Ulrich et al. 1943