Ludza 15 borehole, Auleliai Fm., 600 - 626 m (Ordovician of Latvia)

Where: Latvia (56.5° N, 27.7° E: paleocoordinates 33.3° S, 1.6° E)

• coordinate estimated from map

When: Auleliai Formation, Johvi (453.0 - 449.9 Ma)

Environment/lithology: marine; marl and argillaceous limestone

Size classes: macrofossils, mesofossils

Collection methods: core

Primary reference: J. Paskevicius. 1997. The geology of the Baltic Republics. 1-381 [B. Kröger/B. Kröger/B. Kröger]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 207209: authorized by Björn Kröger, entered by Björn Kröger on 01.01.2020

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
unclassified
  -
Biscupina dorsata
Stenolaemata
 Trepostomata - Halloporidae
Dianulites sp.
Dianulites sp. Eichwald 1829
Rhynchonellata
 Orthida - Platystrophiidae
"Platystrophia lynx" = Neoplatystrophia lynx, Platystrophia cf. chama, Platystrophia dentata
"Platystrophia lynx" = Neoplatystrophia lynx Eichwald 1830
Platystrophia cf. chama Eichwald 1861
Platystrophia dentata dentata
Platystrophia dentata Pander 1830
 Orthida - Productorthidae
Nicolella sp.
Nicolella sp. Reed 1917
 Orthida - Dalmanellidae
Onniella sp.
Onniella sp. Bancroft 1928
 Orthida - Harknessellidae
Horderleyella aff. kegelensis
 Pentamerida - Porambonitidae
Porambonites sp., Porambonites baueri
Porambonites sp. Pander 1830
Porambonites baueri Noetling 1883
Strophomenata
 Strophomenida - Furcitellidae
Oepikina anijana
Oepikina anijana Opik 1930
Oepikina anijana anijana
 Strophomenida - Rafinesquinidae
"Leptaena rugosoides" = Leptaena (Leptaena) rugosoides, "Leptaena aliku" = Leptaena alliku
"Leptaena rugosoides" = Leptaena (Leptaena) rugosoides Oraspold 1956
"Leptaena aliku" = Leptaena alliku Oraspold 1956
 Strophomenida - Leptestiidae
Sampo sp.
Sampo sp. Opik 1933
 Strophomenida - Sowerbyellidae
Sowerbyella sp., Sowerbyella cf. forumi
Sowerbyella sp. Jones 1928
Sowerbyella cf. forumi Rõõmusoks 1959