Berzini borehole, 453.7 - 440.1 m (Ordovician of Latvia)

Where: Daugavpils, Latvia (56.6° N, 22.4° E: paleocoordinates 34.1° S, 1.8° W)

• coordinate based on nearby landmark

When: Rakvere (451.8 - 450.5 Ma)

Environment/lithology: deep subtidal; argillaceous lime mudstone

Size classes: macrofossils, mesofossils

Collection methods: core

Primary reference: L. Polma, L. Sarv, and L. Hints. 1977. The Subdivision of the Ordovician in the Berzini boring (South-East Latvia). Eesti NSV Teaduste Akadeemia Toimetised (2)113-121 [B. Kröger/B. Kröger]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 192987: authorized by Björn Kröger, entered by Björn Kröger on 30.04.2018

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
unclassified
  -
Ancora sp.
Rhynchonellata
 Orthida - Dalmanellidae
Howellites wesenbergensis, Dalmanella vilniusensis
Strophomenata
 Strophomenida - Rafinesquinidae
"Rafinesquina cf. inaequiclina" = Rakverina inaequiclina, "Rafinesquina ex gr. orvikui" = Hedstroemina orvikui
"Rafinesquina cf. inaequiclina" = Rakverina inaequiclina Alichova 1951
"Rafinesquina ex gr. orvikui" = Hedstroemina orvikui Oraspold 1956
 Strophomenida - Strophomenidae
Pseudostrophomena aff. reclinis
 Strophomenida - Sowerbyellidae
Sowerbyella sp.
Sowerbyella sp. Jones 1928
Trilobita
 Phacopida - Calymenidae
"Pharostoma pediloba" = Prionocheilus
"Pharostoma pediloba" = Prionocheilus trilobite
 Phacopida - Pterygometopidae
Chasmops sp., Chasmops wesenbergensis
Chasmops sp. M'Coy 1849 trilobite
Chasmops wesenbergensis Schmidt 1881 trilobite
 Phacopida - Encrinuridae
Encrinuroides seebachi
 Lichida - Lichidae
"Conolichas eichwaldi" = Otarozoum eichwaldi, Hemiarges wesenbergensis
"Conolichas eichwaldi" = Otarozoum eichwaldi Niezskowski 1857 trilobite
Hemiarges wesenbergensis Schmidt 1885 trilobite
Ostracoda
 Palaeocopida - Sigmoopsidae
Sigmoopsis granulata, Disulcina perita
 Palaeocopida - Drepanellidae
Parulrichia inarguta
 Palaeocopida - Bolliidae
Klimphores minimus, Bichilina posterovelata
 Palaeocopida - Bolbinidae
Bolbina rakverensis, Bolbina cf. minor
Bolbina cf. minor Krause 1892 ostracod
 Palaeocopida - Piretellidae
Tvaerenella pretiosa
 Palaeocopida - Tetradellidae
Tetradella litwiensis, "Pseudotallinnella regalis" = Kiesowia (Pseudotallinnella)
"Pseudotallinnella regalis" = Kiesowia (Pseudotallinnella) ostracod
 Palaeocopida -
Airina cornuta