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Platystrophia costatus

Rhynchonellata - Orthida - Platystrophiidae

Taxonomy
Porambonites costatus was named by Pander (1830).

It was recombined as Platystrophia costata by Rubel (1961) and Zuykov (1999); it was recombined as Platystrophia costatus by Zuykov (2000) and Zuykov and Harper (2007).

Synonymy list
YearName and author
1961Platystrophia costata Rubel
1999Platystrophia costata Zuykov
2000Platystrophia costatus Zuykov p. 200 figs. pl. 1, figs 1-14, fig. 4
2007Platystrophia costatus Zuykov and Harper pp. 24 - 25 figs. Plate I, figures 1-6

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
superphylumLophotrochozoa
Lophophorata
phylumBrachiopodaCuvier 1805
RankNameAuthor
subphylumRhynchonelliformeaWilliams et al. 1996
classRhynchonellataWilliams et al. 1996
orderOrthidaSchuchert and Cooper 1932
suborderOrthidinaSchuchert and Cooper 1932
superfamilyPlectorthoideaSchuchert and Le Vene 1929
familyPlatystrophiidaeSchuchert 1929
genusPlatystrophia
speciescostatus(Pander 1830)

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
ReferenceDiagnosis
M. A. Zuykov and D. A. T. Harper 2007Small Platystrophia species; subrectangular in outline; ventral sulcus and dorsal fold narrow; radial ornament with one costa in sulcus, two costae on fold, five to six costae on flanks; brachiophores massive, subrhomboidal in cross-section; cardinal process extended anteriorly to join median septum that continues to midvalve.