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Dufrenoyia

Cephalopoda - Ammonitida - Deshayesitidae

Taxonomy
Parahoplites (Dufrenoyia) was named by Kilian and Reboul (1915) [Sepkoski's age data: K Apti-l K Apti-u original rank, spelling, attribution, and type species are definitely Parahoplites (Dufrenoyia), Kilian and Reboul 1915 (attributed by them but not later authors to Burckhardt), and Ammonites furcatus Sowerby (e.g., see Scott 1940, pp. 1021-1022 and Bogdanova and Mikhailova, pp. 217-219)]. Its type is Ammonites dufrenoyi.

It was misspelled as Dufrenoya by Sepkoski (2002); it was reranked as Dufrenoyia by Casey (1980), Renz (1982) and Barragán and Maurrasse (2008).

It was assigned to Parahoplites by Kilian and Reboul (1915); to Ammonoidea by Casey (1980); to Ammonoidea by Sepkoski (2002); and to Deshayesitinae by Stoyanow (1949), Renz (1982) and Barragán and Maurrasse (2008).

Synonymy list
YearName and author
1915Parahoplites (Dufrenoyia) Kilian and Reboul p. 34
1949Dufrenoya Stoyanow p. 124
1980Dufrenoyia Casey
1982Dufrenoyia Renz p. 18
2002Dufrenoya Sepkoski, Jr.
2008Dufrenoyia Barragán and Maurrasse p. 149

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
Schizocoela
phylumMollusca
classCephalopodaCuvier 1797
RankNameAuthor
subclassAmmonoidea(Zittel 1884)
orderAmmonitidaHyatt 1889
suborderAncyloceratinaWiedmann 1966
superfamilyDeshayesitoidea(Stoyanow 1949)
familyDeshayesitidaeStoyanow 1949
subfamilyDeshayesitinae
genusDufrenoyia(Kilian and Reboul 1915)

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.

Diagnosis
No diagnoses are available