Cephalopoda - Orthocerida - Baltoceratidae
Synonym: Eobactrites Schindewolf 1932
Parent taxon: Baltoceratidae according to B. Kröger and B. Lefebvre 2012
See also Crick 1981, Evans 2005, Kröger and Evans 2011, Sweet 1958 and Teichert et al. 1964
Sister taxa: Amsleroceras, Annbactroceras, Belloceras, Castelloceras, Cochlioceras, Cyrtobaltoceras, Endorioceras, Eosomichelinoceras, Hedstroemoceras, Metabaltoceras, Microbaltoceras, Ogygoceras, Rhabdiferoceras, Rhabdiferous, Semiannuloceras, Sinocochleoceras, Veneficoceras
Subtaxa: Bactroceras angustisiphonatum Bactroceras avus Bactroceras gossei Bactroceras mourguesi Bactroceras sandbergeri
Type: Bactroceras avus
Ecology: nektonic carnivore
Distribution:
• Whiterockian of United States (1: Nevada collection)
• Fennian of the United Kingdom (1)
• Arenig of China (2)
• Dawan of China (1)
• Arenigian of Svalbard and Jan Mayen (1)
• Ordovician of Australia (4), Bolivia (1), China (5), the Czech Republic (2), France (8), Germany (1), Indonesia (1), Morocco (1), Norway (1), Sweden (1), the United Kingdom (1), United States (2: Nevada)
• Tremadoc of China (1)
Total: 35 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.