Borghamn, Östergötland (Ordovician of Sweden)

Where: Sweden (58.4° N, 14.7° E: paleocoordinates 37.0° S, 9.4° W)

• coordinate estimated from map

When: Asaphus expansus trilobite zone, Sphaeronites Beds Member (Asaphus Limestone Formation), Kunda (469.2 - 464.3 Ma)

• "Asaphus limestone, Sphaeronites Beds" of Regnell, 1945

Environment/lithology: marine; limestone

Size classes: macrofossils, mesofossils

Primary reference: V. Jaanusson and M. G. Bassett. 1993. Orthambonites and related Ordovician brachiopod genera. Palaeontology 36(1):21-63 [B. Kröger/B. Kröger]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 160499: authorized by Björn Kröger, entered by Björn Kröger on 23.08.2014

Creative Commons license: CC BY (attribution)

Taxonomic list

 Sphaeronitida - Sphaeronitidae
Sphaeronites pomum Volborth 1846
 Rhombifera - Cheirocrinidae
Rhynchonellata
 Orthida - Orthidae
Orthis callactis Dalman 1827