Ullerntangen bryozoans (Ordovician of Norway)

Where: Oslo, Norway (60.0° N, 10.0° E: paleocoordinates 27.6° S, 9.3° W)

• coordinate estimated from map

• local area-level geographic resolution

When: Ullerntangen Formation, Hirnantian (445.2 - 443.4 Ma)

• formation-level stratigraphic resolution

Environment/lithology: sand shoal; lithified, ooidal limestone

• Oolitic limestone with algae and presence of current-sorted shell banks.

Size classes: macrofossils, mesofossils

Primary reference: K. Brood. 1980. Late Ordovician bryozoa from Ringerike, Norway. Norsk Geologisk Tidsskrift 60:161-173 [B. Kröger/B. Kröger]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 158489: authorized by Björn Kröger, entered by Björn Kröger on 20.07.2014

Creative Commons license: CC BY (attribution)

Taxonomic list

• Bryozoan systematics
Diploporita
  - Parasphaeronitiidae
Stenolaemata
 Trepostomata - Aisenvergiidae
 Trepostomata - Halloporidae
 Trepostomata - Trematoporidae
 Fenestrata - Chasmatoporidae
 Trepostomida - Monticuliporidae
 Cryptostomata - Rhinidictyidae
Stictopora parvula Brood 1980
"Dicranopora minuta" = Stictopora minuta Brood 1980
 Cryptostomata - Ptilodictyidae
 Cryptostomata - Arthrostylidae
  - Phylloporinidae