Full reference: B. Kröger. 2008. A new genus of middle Tremadocian orthoceratoids and the Early Ordovician origin of orthoceratoid cephalopods. Acta Palaeontologica Polonica 53(4):745-749
Parent taxon: Orthoceratoidea according to B. Kröger 2008
Sister taxa: Actinocerida, Dissidocerida, Lituitida, Offleyoceratidae, Orthocerida, Paraphragmitidae, Protobactritidae, Rioceratida, Orthoceras austriacum, Orthoceras pulchellum, Orthoceras baconicum, Orthoceras indoaustralicum, Orthoceras triadicum, Orthoceras pulchristriatum, Orthoceras subellipticum, Orthoceras shastense, Orthoceras celticum, Orthoceras subtiliseptatum, Orthoceras rotundulum, Orthoceras billiemense, Orthoceras multilabiatum, Orthoceras blakei, Orthoceras sandlingense, Orthoceras lennaense, Orthoceras spitiense, Orthoceras styriacum, Orthoceras lateseptatum, Pseudorthocerida, Orthoceras mojsisovicsi, Orthoceras nodosum, Orthoceras increscens, Orthoceras acum, Orthoceras variestriatum
Subtaxa: Slemmestadoceras attavus
Ecology: fast-moving nektonic carnivore
Distribution:
• Ordovician of Norway (3 collections)
Total: 3 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.