Locality Yo. 218, Derik region (Ordovician of Turkey)

Where: Turkey (37.3° N, 49.5° E: paleocoordinates 29.5° S, 124.4° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Belonechitina robusta other zone, Upper Shale Member (Bedinan Formation), Berounian (457.9 - 449.8 Ma)

• Chitinozoan Euconochitina communis common, which is typical of the Belonechitina robusta zone in Gondwana.

• bed-level stratigraphic resolution

Environment/lithology: marine; lithified, brown, calcareous sandstone

• Dark-brown calcareous sst.

Size class: macrofossils

Primary reference: W.T. Dean. 1983. Additional faunal data for the Bedinan Formation (Ordovician) of south-eastern Turkey. Special Papers in Palaeontology 30:89-105 [S. Holland/S. Holland]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 64552: authorized by Steven Holland, entered by Steven Holland on 10.09.2006

Creative Commons license: CC BY (attribution)

Taxonomic list

Trilobita
 Phacopida - Homalonotidae
Calymenella boisseli Bergeron 1890 trilobite
 Phacopida - Dalmanitidae
? Dreyfussina sp. Hupé 1956 trilobite