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Sonninia (Euhoploceras)
Taxonomy
Euhoploceras was named by Buckman (1913) [Sepkoski's age data: J Aale J Bajo-l Sepkoski's reference number: 302]. It is not extant.
It was reranked as Sonninia (Euhoploceras) by Westermann (1969), Howarth (2013), Galácz (2015), Sandoval (2022).
It was assigned to Ammonoidea by Sepkoski (2002); and to Sonninia by Westermann (1969), Howarth (2013), Galácz (2015), Sandoval (2022).
It was reranked as Sonninia (Euhoploceras) by Westermann (1969), Howarth (2013), Galácz (2015), Sandoval (2022).
It was assigned to Ammonoidea by Sepkoski (2002); and to Sonninia by Westermann (1969), Howarth (2013), Galácz (2015), Sandoval (2022).
Subtaxa
Sonninia (Euhoploceras) acanthodes (syn. Sonninia multispinata, Sonninia biplicata, Sonninia subspinosa, Sonninia spinocostata, Sonninia irregularis, Sonninia crassispinata, Sonninia crassiformis, Sonninia magnispinata, Sonninia ptycta, Sonninia crassibullata), Sonninia (Euhoploceras) adicra (syn. Sonninia crassicostata, Sherbornites projectifer), Sonninia (Euhoploceras) berckhemeri, Sonninia (Euhoploceras) bifurcata, Sonninia (Euhoploceras) dominans, Sonninia (Euhoploceras) nannomorpha, Sonninia (Euhoploceras) playfordi, Sonninia (Euhoploceras) polyacantha, Stiphromorphites schucherti
Species lacking formal opinion data
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1913 | Euhoploceras Buckman p. iv |
| 1923 | Nannoceras Buckman |
| 1923 | Sherbornites Buckman |
| 1923 | Stiphromorphites Buckman |
| 1969 | Sonninia (Euhoploceras) Westermann p. 92 |
| 2002 | Euhoploceras Sepkoski |
| 2013 | Sonninia (Euhoploceras) Howarth p. 116 |
| 2015 | Sonninia (Euhoploceras) Galácz |
| 2022 | Sonninia (Euhoploceras) Sandoval p. 815 |
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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.
Subg. †Sonninia (Euhoploceras) Buckman 1913
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†Sonninia (Euhoploceras) acanthodes Buckman 1889
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Invalid names: Sonninia biplicata Buckman 1893 [synonym], Sonninia crassibullata Buckman 1893 [synonym], Sonninia crassiformis Buckman 1893 [synonym], Sonninia crassispinata Buckman 1892 [synonym], Sonninia irregularis Buckman 1892 [synonym], Sonninia magnispinata Buckman 1892 [synonym], Sonninia multispinata Buckman 1892 [synonym], Sonninia ptycta Buckman 1892 [synonym], Sonninia spinocostata Buckman 1892 [synonym], Sonninia subspinosa Buckman 1893 [synonym]
†Sonninia (Euhoploceras) adicra Waagen 1867
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Invalid names: Sherbornites projectifer Buckman 1923 [synonym], Sonninia crassicostata Buckman 1893 [synonym]
†Sonninia (Euhoploceras) berckhemeri Dorn 1935
†Sonninia (Euhoploceras) bifurcata Westermann 1969
†Sonninia (Euhoploceras) dominans Buckman 1892
†Sonninia (Euhoploceras) nannomorpha Buckman 1923
†Sonninia (Euhoploceras) playfordi Arkell 1954
†Sonninia (Euhoploceras) polyacantha Waagen 1867
Invalid names: Nannoceras Buckman 1923 [synonym], Sherbornites Buckman 1923 [synonym], Stiphromorphites Buckman 1923 [synonym]
Diagnosis
No diagnoses are available