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Schizodus rotundatus

Bivalvia - Trigoniida - Schizodidae

Taxonomy
Axinus rotundatus was named by Brown (1839). It is not a trace fossil. Its type locality is Newtown, River Irk, Bed 8, which is in a Wuchiapingian shallow subtidal packstone in the United Kingdom.

It was synonymized subjectively with Schizodus schlotheimi by Geinitz (1861) and Logan (1967); it was synonymized subjectively with Schizodus obscurus by Pattison (1970); it was recombined as Schizodus rotundatus by King (1850), Waagen (1881), Frech (1911), Diener (1915), Riedel (1917), Muromtseva (1981) and Muromtseva and Guskov (1984).

Synonymy list
YearName and author
1839Axinus rotundatus Brown p. 65 figs. Pl 6, fig 29
1850Schizodus rotundatus King p. 190 figs. Pl 15, fig 30
1881Schizodus rotundatus Waagen p. 233 figs. Pl 19, figs 11,12
1911Schizodus rotundatus Frech p. 194 figs. Pl 15, fig 7
1915Schizodus rotundatus Diener p. 63 figs. Pl 6, fig 11
1917Schizodus rotundatus Riedel p. 69
1981Schizodus rotundatus Muromtseva p. 39 figs. Pl 10, figs 6-8
1984Schizodus rotundatus Muromtseva and Guskov p. 81

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classBivalvia
—Eubivalvia
subclassAutobranchia(Groblen 1894)
RankNameAuthor
infraclassHeteroconchia(Gray 1854)
—UniomorphiGray 1854
—UnioniGray 1854
—UnionataGray 1854
orderTrigoniida(Dall 1889)
superfamilyTrigonioidea(Lamarck 1819)
familySchizodidae
genusSchizodus
speciesrotundatus()

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.

†Schizodus rotundatus Brown 1839
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Diagnosis
No diagnoses are available