Kenkeren Ridge, Koryak (Triassic of Russian Federation)

Also known as Reef 2341

Where: Russian Federation (63.4° N, 177.0° E: paleocoordinates 56.3° N, 75.3° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Upper Member (Nutekin Formation), Sevatian (212.0 - 205.6 Ma)

• group of beds-level stratigraphic resolution

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

• coral-sponge reefs

Size class: macrofossils

Primary reference: G. K. Melnikova and Y. M. Bychkov. 1986. Pozdnetriasovyye skleraktinii khrebta Kenkeren (Koryakskoye nagorye) [Upper Triassic scleractinians from the Kenkeren Ridge (Koryak Range)]. In Y. D. Zakharov, Y. I. Onopriyenko (eds.), Korrelyatsiya permo-triasovykh otlozheniy Vostoka SSSR [Correlation of the Permian-Triassic deposits of the eastern USSR] 63-81 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 40409: authorized by Wolfgang Kiessling, entered by Wolfgang Kiessling on 23.06.2004, edited by Uta Merkel

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Rhodophyceae
  - Solenoporaceae
Solenopora sp.
Solenopora sp. Dybowski 1877
Demospongiae
 Lithistida - Anthaspidellidae
Stromatomorpha stylifera
Stromatomorpha stylifera Frech 1890 demosponge
 Axinellida -
Pamirostroma sp.
Pamirostroma sp. demosponge
Anthozoa
 Scleractinia - Margarophylliidae
Distichomeandra sp.
Distichomeandra sp. Cuif 1976 stony coral
 Scleractinia - Reimaniphylliidae
Retiophyllia sp., Retiophyllia dawsoni, ? Coryphyllia sp., Palaeastraea granulata, Distichophyllia cf. norica
Retiophyllia sp. Cuif 1966 stony coral
Retiophyllia dawsoni Clapp and Shimer 1911 stony coral
? Coryphyllia sp. Cuif 1974 stony coral
Palaeastraea granulata Cuif 1976 stony coral
Distichophyllia cf. norica Frech 1890 stony coral
 Scleractinia - Astraeomorphidae
Astraeomorpha ex gr. confusa, Astraeomorpha crassisepta
Astraeomorpha ex gr. confusa Winckler 1861 stony coral
Astraeomorpha crassisepta Reuss 1854 stony coral
 Scleractinia - Pamiroseriidae
"Kuhnastraea cowichanensis" = Ampakabastraea cowichanensis, Beneckastraea kenkerensis n. sp., "? Rhaetiastraea vesiculosa" = Crassistella vesiculosa
"Kuhnastraea cowichanensis" = Ampakabastraea cowichanensis Clapp and Shimer 1911 stony coral
Beneckastraea kenkerensis n. sp. Melnikova and Bychkov 1986 stony coral
"? Rhaetiastraea vesiculosa" = Crassistella vesiculosa Melnikova 1986 stony coral
 Scleractinia - Guembelastraeidae
Stuoresia libratoseptata n. sp.
Stuoresia libratoseptata n. sp. Melnikova and Bychkov 1986 stony coral
listed as Stuorezia
 Scleractinia - Tropiastraeidae
"Thamnotropis rarus n. sp." = Thamnasteriamorpha rara
"Thamnotropis rarus n. sp." = Thamnasteriamorpha rara Melnikova and Bychkov 1986 stony coral