|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
Cephalopoda - Ammonitida - Hildoceratidae
It was assigned to Ammonoidea by Sepkoski (2002); to Harpoceratinae by Smith and Tipper (1996), Géczy and Meister (1998) and Hillebrandt (2006); and to Protogrammoceratinae by Howarth (2013).
|Year||Name and author|
|1947||Harpoceras (Nagaoceras) Matsumoto|
|1996||Lioceratoides Smith and Tipper p. 67|
|1998||Lioceratoides Géczy and Meister|
|2002||Lioceratoides Sepkoski, Jr.|
|2002||Neolioceratoides Sepkoski, Jr.|
|2006||Lioceratoides Hillebrandt p. 234|
|2006||Neolioceratoides Hillebrandt p. 235|
|2013||Lioceratoides Howarth p. 71|
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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.