Viljandi core - Sample 14 (Ordovician of Estonia)

Also known as Vil'yandi Borehole

Where: Estonia (58.4° N, 25.6° E: paleocoordinates 29.4° S, 0.2° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: Amorphognathus ordovicicus conodont zone, Tudulinna Formation, Vormsi (449.9 - 449.5 Ma)

• FIb of old scheme. Pleurograptus linearis graptolite zone.

• bed-level stratigraphic resolution

Environment/lithology: nodular, argillaceous limestone

• Nodular argillaceous limestone

Size class: macrofossils

Collection methods: core,

Primary reference: L. Popov, J. Nolvak, and L. E. Holmer. 1994. Late Ordovician lingulate brachiopods from Estonia. Palaeontology 37(3):627-650 [P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 173702: authorized by Pete Wagner, entered by Pete Wagner on 11.10.2015

Creative Commons license: CC BY (attribution)

Taxonomic list

Lingulata
 Lingulida - Obolidae
Rowellella minuta Wright 1963
 Lingulida - Paterulidae
Paterula sp. Barrande 1879
The valves examined are similar to the specimens described by Wright (1963) as Paterula cf. perfecta
 Siphonotretida - Siphonotretidae
 Acrotretida - Scaphelasmatidae
Scaphelasma scutula Popov et al. 1994
 Acrotretida - Eoconulidae
 Acrotretida - Ephippelasmatidae
Rhinotreta laeta Popov et al. 1982