†Cyclolobus Waagen 1879 (ammonite)
Cephalopoda - Ammonoidea - Cyclolobidae
PaleoDB taxon number: 13671
Alternative spelling: Arcestes (Cyclolobus)
Synonyms: Godthaabites Frebold 1932 (no. 141154), Krafftoceras Diener 1903 (no. 13758)
Parent taxon: Cyclolobinae according to W. M. Furnish et al. 2009
Sister taxa: Changhsingoceras, Demarezites, Kurdiceras, Newellites, Timorites, Waagenoceras
Subtaxa: Cyclolobus kiselevae, Cyclolobus kullingi, Cyclolobus oldhami, Cyclolobus persulcatus, Cyclolobus ruzhencevi, Cyclolobus teicherti, Cyclolobus walkeri, Cyclolobus zhongbaensis
Ecology: fast-moving nektonic carnivore