Beshtash, Talas Alatau, bed 4 (Cambrian of Kyrgyzstan)

Where: Kyrgyzstan (42.2° N, 72.0° E: paleocoordinates 4.4° N, 104.0° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Taldybulak Member (Beshtash Formation), Atdabanian (520.0 - 516.0 Ma)

• bed 4 (22 m thick), Rhombocorniculum cancellatum zone

• bed-level stratigraphic resolution

Environment/lithology: marine; lithified dolomite

Size class: macrofossils

Primary reference: V. V. Missarzhevsky and A. M. Mambetov. 1981. Stratigrafiya i fauna pogranichnykh sloyev Kembriya i Dokembriya Malogo Karatau [Stratigraphy and fauna of the Precambrian-Cambrian boundary beds of the Malyy Karatau]. Trudy Ordena Trudovogo Krasnogo Znameni Geologicheskiy Institut Akademiya NAUK SSSR 326:1-96 [W. Kiessling/U. Merkel/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 99327: authorized by Wolfgang Kiessling, entered by Uta Merkel on 08.11.2010

Creative Commons license: CC BY (attribution)

Taxonomic list

Chlorophyceae
 Dasycladales -
Cambroclavus undulatus Mambetov and Repina 1979
Cambroclavus clavus Mambetov and Repina 1979
Cambroclavus antis Mambetov and Repina 1979
Heteractinida
 Octactinellida - Eiffeliidae
"Lenastella araniformis" = Eiffelia araniformis Missarzhevsky and Mambetov 1981
Lenastella umbonata n. sp. Missarzhevsky and Mambetov 1981
Lenastella aculeata n. sp. Missarzhevsky and Mambetov 1981
Lenastella mucronata Missarzhevsky and Mambetov 1981
Cambroclavida
  - Zhijinitidae
Pseudoclavus singularis Mambetov and Repina 1979
 Bilateria -
Aculifera
  - Halkieriidae
Halkieria sacciformis Meshkova 1969
Helcionelloida
 Helcionellida - Helcionellidae
Igorella talassica n. sp. Missarzhevsky and Mambetov 1981
 Helcionellida - Yochelcionellidae
"Yochelcionella recta n. sp." = Eotebenna recta
"Yochelcionella recta n. sp." = Eotebenna recta Missarzhevsky and Mambetov 1981
Orthothecimorpha
 Circothecida -
? Asijatheca "sp. 2" Missarzhevsky and Mambetov 1981
 Hyolithelminthida - Hyolithellidae
Hyolithellus vladimirovae Rozanov and Missarzhevsky 1966