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Hesperorthis davidsoni

Rhynchonellata - Orthida - Orthidae

Discussion

Ugh: someone effed up this entry badly!

Taxonomy
Orthis davidsoni pyramidalis was named by deVerneuil (1848) [According to Rasmussen (2013): = 1928 Orthis tricenaria Conrad; Troedsson, p. 83 pl. 20 f. 5–8.]. Its type specimen is YPM 10419, a shell, and it is a 3D body fossil.

Sister species lacking formal opinion data
H. evenkiensis, H. laurentia, H. orientalis, H. rubeli

Synonymy list
No taxonomic opinions are available

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
—Lophophorata
—PanbrachiopodaCarlson and Cohen 2020
phylumBrachiopodaCuvier 1805
RankNameAuthor
subphylumRhynchonelliformeaWilliams et al. 1996
classRhynchonellataWilliams et al. 1996
orderOrthidaSchuchert and Cooper 1932
suborderOrthidinaSchuchert and Cooper 1932
superfamilyOrthoideaWoodward 1852
familyOrthidaeWoodward 1852
genusHesperorthisDalman 1828
speciesdavidsoni

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.

†Hesperorthis davidsoni de Verneuil 1845
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Diagnosis
No diagnoses are available