Locality 134. 4 kilometers southwest of Alakul Lake (Ordovician of Kazakhstan)

Where: Kazakhstan (44.8° N, 74.1° E)

• Paleocoordinates: 20.9° S, 36.1° E (Wright 2013)

• coordinate estimated from map

• small collection-level geographic resolution

When: Unit 3 Member (Alakul Formation), Abereiddian (468.0 - 461.1 Ma)

• Anrakhaian stage

• bed-level stratigraphic resolution

Environment/lithology: open shallow subtidal; lithified, nodular, calcareous sandstone

• BA2
• nodular algal limestone with thin layers of argillite and siltstone;

•Calcareous polymict sandstones

Size class: macrofossils

Collection methods: bulk,

Primary reference: L. E. Popov, O. Vinn, and O. I. Nikitina. 2001. Brachiopods of the redefined family Tritoechiidae from the Ordovician of Kazakhstan and South Urals. Geobios 34(2):131-155 [P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 165485: authorized by Pete Wagner, entered by Pete Wagner on 19.01.2015

Creative Commons license: CC0 (CC0)

Taxonomic list

Show authors, comments, and common names
Rhynchonellata
 Orthida - Orthidiellidae
Trematorthis karasaiensis, Tuvinia alakulica
Trematorthis karasaiensis Nikitina et al. 2006
Tuvinia alakulica Nikitina et al. 2006
Tuvinia spp. on list
Strophomenata
 Strophomenida - Taffiidae
Leptella sarytumensis, Aporthophyla kasachstanica
Leptella sarytumensis Nikitina et al. 2006
Aporthophyla kasachstanica Rukavishnikova 1956
 Billingsellida - Polytoechiidae
Martellia reliqua
Martellia reliqua Popov et al. 2001
 Billingsellida - Tritoechiidae
Pomatotrema fecunda
Pomatotrema fecunda Popov et al. 2001