|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||Age range and collections|
Cephalopoda - Ammonitida - Nostoceratidae
It was reranked as Nostoceras (Eubostrychoceras) by Kennedy (1984), Kennedy and Christensen (1991) and Wilmsen and Nagm (2014).
It was assigned to Ammonoidea by Sepkoski (2002); to Nostoceras by Kennedy (1984), Kennedy and Christensen (1991) and Wilmsen and Nagm (2014); and to Nostoceratidae by Cobban (1987), Kennedy (1995), Kennedy et al. (2000), Kennedy et al. (2007) and Aiba et al. (2017).
|Year||Name and author|
|1984||Nostoceras (Eubostrychoceras) Kennedy p. 140|
|1987||Eubostrychoceras Cobban p. A2|
|1991||Nostoceras (Eubostrychoceras) Kennedy and Christensen p. 216|
|1995||Eubostrychoceras Kennedy p. 428|
|2000||Eubostrychoceras Kennedy et al. p. 6|
|2002||Eubostrychoceras Sepkoski, Jr.|
|2007||Eubostrychoceras Kennedy et al. p. 525|
|2014||Nostoceras (Eubostrychoceras) Wilmsen and Nagm p. 231|
|2017||Eubostrychoceras Aiba et al. p. 257|
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.