Artiopoda - Agnostida - Agnostidae
Full reference: R. A. Fortey. 1980. The Ordovician trilobites of Spitsbergen. III. Remaining trilobites of the Valhallfonna Formation. Norsk Polarinstitutt Skrifter 171:1-163
Belongs to Micragnostus according to R. A. Fortey 1980
Sister taxa: Geragnostus (Micragnostus) acrolebes, Geragnostus (Micragnostus) bilobus, Geragnostus (Micragnostus) chengcunensis, Micragnostus brevispinus, Micragnostus calviformis, Micragnostus calvus, Micragnostus chiushuensis, Micragnostus curvata, Micragnostus elongatus, Micragnostus insolitus, Micragnostus intermedius, Micragnostus mutabilis, Micragnostus orientalis, Micragnostus quadratiformis, Micragnostus strictus, Micragnostus vilonii
Type specimen: PMO NF 404, a pygidium
Ecology: slow-moving epifaunal detritivore
Distribution:
• Ordovician of Norway (1 collection)
• Ibexian of Norway (3)
Total: 4 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.