North end, west side of Brock Mountain (coral zone) (Triassic of the United States)

Also known as Reef 47

Where: California (40.8° N, 122.1° W: paleocoordinates 11.4° N, 50.4° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Hosselkus Formation, Carnian (237.0 - 228.0 Ma)

• Late Carnian

Environment/lithology: reef, buildup or bioherm; lithified limestone

Size class: macrofossils

Primary reference: J. P. Smith. 1927. Upper Triassic marine invertebrate faunas of North America. United States Geological Survey Professional Paper 141:1-262 [D. Bottjer/C. Powers/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 33354: authorized by David Bottjer, entered by Catherine Powers on 28.07.2003, edited by Mihaela Krause and Matthew Clapham

Creative Commons license: CC BY (attribution)

Taxonomic list

 Terebellomorpha -
 Sabellida - Serpulidae
Filograna sp.1 Oken 1815
 Spiriferinida - Lepismatinidae
"Spiriferina pittensis" = Costispiriferina pittensis
"Spiriferina pittensis" = Costispiriferina pittensis Smith 1927
 Ozarkodinida - Gondolellidae
Carnepigondolella zoae1, "Metapolygnathus polygnathiformis" = Paragondolella polygnathiformis1
Carnepigondolella zoae1 Orchard 1991 conodont
"Metapolygnathus polygnathiformis" = Paragondolella polygnathiformis1 Budurov and Stefanov 1965 conodont
 Scleractinia - Pamiroseriidae
Ceriostella martini2, ""Astrocoenia" shastensis" = Minasteria shastensis
Ceriostella martini2 Smith 1927 stony coral
""Astrocoenia" shastensis" = Minasteria shastensis Smith 1927 stony coral
 Scleractinia - Microsolenidae
Eocomoseris minima1 stony coral
 Scleractinia - Reimaniphylliidae
Distichophyllia norica3 Frech 1890 stony coral
 Corallinales - Corallinophycidae
"Parachaetetes" sp.1 Deninger 1906
Quadralella carpathica