Also known as Reef 3775
Where: Khakasiya, Russian Federation (54.0° N, 90.8° E: paleocoordinates 8.5° S, 7.4° E)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Usa Formation, Botomian (516.0 - 512.9 Ma)
• sample 5105:2,3, 5106:1-3,6,7, 146 m thick, Sanashtykgol stage
• group of beds-level stratigraphic resolution
Environment/lithology: reef, buildup or bioherm; lithified limestone
Size class: macrofossils
Collection methods: peel or thin section,
Primary reference: D. V. Osadchaya, L. N. Kashina, I. T. Zhuravleva and N. P. Borodina. 1979. Stratigrafiya i arkheotsiaty nizhnego kembriya Altaye-Sayanskoy skladchatoy oblasti [Lower Cambrian stratigraphy and archaeocyatha of the Altay-Sayan fold belt]. Trudy Instituta Geologii i Geofiziki, Sibirskoye Otdeleniye 380:1-215 [W. Kiessling/U. Merkel]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 81317: authorized by Wolfgang Kiessling, entered by Uta Merkel on 19.06.2008
Creative Commons license: CC BY (attribution)
Taxonomic list
Trilobita | |
Redlichina sp. Lermotova 1940 trilobite | |
Poliellina elongata trilobite | |
Bathyuriscellus conus trilobite | |
Bonnia cf. venusta trilobite
Kootenia sp. Walcott 1899 trilobite | |
Pseudoerbia sp. Repina 1964 trilobite
Pseudoerbia cf. minima trilobite | |
Paleofossus cf. zaicevi trilobite | |
Trapezocephalina quadratica trilobite | |
Archaeocyatha | |
Syringocyathus sp. archaeocyath sponge | |
Ladaecyathus laevus archaeocyath sponge | |
Irinaecyathus sp. archaeocyath sponge
Zonacyathus cf. borealis Handfield 1971 archaeocyath sponge | |
Baikalocyathus ex gr. rossicus archaeocyath sponge | |
"Porocyathus sp." = Carinacyathus
"Porocyathus sp." = Carinacyathus archaeocyath sponge | |
Clathricyathellus sp. archaeocyath sponge
Tercyathellus altaicus archaeocyath sponge | |
Archaeolynthus sibiricus archaeocyath sponge
Archaeolynthus macrospinosus archaeocyath sponge | |
Shiveligocyathus sp. archaeocyath sponge | |
Loculicyathus membranivestites archaeocyath sponge | |
Clathricoscinus infirmus archaeocyath sponge
Clathricoscinus vassilievi archaeocyath sponge | |
"Uralocyathella repinae" = Rhabdolynthus, "Uralocyathella sp." = Rhabdolynthus
"Uralocyathella repinae" = Rhabdolynthus archaeocyath sponge
"Uralocyathella sp." = Rhabdolynthus archaeocyath sponge | |
Capsulocyathus subcallosus archaeocyath sponge
Capsulocyathus irregularis archaeocyath sponge | |
Epiphyton | |
Epiphyton sp. Bornemann 1886 | |
Proaulopora | |
Proaulopora sp. Vologdin 1962 |