"Nakhodka Reef", upper quarry (Permian of Russian Federation)

Also known as Reef 141

Where: Primorye, Russian Federation (42.8° N, 132.9° E: paleocoordinates 39.8° N, 110.8° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Lyudyanza Formation, Changhsingian (254.2 - 252.2 Ma)

• Early Changhsingian

• group of beds-level stratigraphic resolution

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

• Bioherm massifs

Size classes: macrofossils, mesofossils

Primary reference: G. V. Belyaeva, A. V. Kiseleva, and A. P. Nikitina. 1997. Stages of Late Permian biogenic buildups in southern Primorye. Memoires de Geologie, Lausanne 30:151-154 [D. Bottjer/C. Powers]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 63900: authorized by David Bottjer, entered by Catherine Powers on 24.08.2006, edited by Matthew Clapham

Creative Commons license: CC BY (attribution)

Taxonomic list

Demospongiae
 Agelasida - Sebargasiidae
Amblysiphonella asiatica Yu 1934 demosponge
 Agelasida - Intrasporeocoeliidae
Intrasporeocoelia robusta Belyaeva 1991 demosponge
Stenolaemata
 Cystoporata - Fistuliporidae
Eridopora inaudita Kiseleva 1979
 Cryptostomata - Acanthocladiidae
Kalvariella sp. Morozova 1970
 Cryptostomata - Hyphasmoporidae
 Trepostomida - Dyscritellidae
Dyscritella alta Kiseleva 1982
 Trepostomida - Stenoporidae
 Cryptostomida - Girtyporidae
Girtyporina asiatica Kiseleva 1973
Girtyporina crassa Morozova 1970