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Plaesiomys iphigenia

Rhynchonellata - Orthida - Plaesiomyidae

Taxonomy
Orthis iphigenia was named by Billings (1865). It is a 3D body fossil.

It was recombined as Dinorthis iphigenia by Schuchert (1897), Troedsson (1928); it was recombined as Plaesiomys (Dinorthis) iphigenia by Bolton (1977); it was recombined as Plaesiomys iphigenia by Hall and Clarke (1892), Rasmussen (2013).

Sister species lacking formal opinion data
P. arctica, P. subquatra, P. taungtalensis, P. sola, P. columbia

Synonymy list
YearName and author
1865Orthis iphigenia Billings p. 133 figs. txt. f. 110
1892Plaesiomys iphigenia Hall and Clarke p. 222
1897Dinorthis iphigenia Schuchert p. 215
1928Dinorthis iphigenia Troedsson p. 86 figs. pl. 21 f. 1-5
1977Plaesiomys (Dinorthis) iphigenia Bolton
2013Plaesiomys iphigenia Rasmussen pp. 369 - 371 fig. 8C–N

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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
familyPlaesiomyidaeSchuchert 1913
subfamilyPlaesiomyinaeSchuchert 1913
genusPlaesiomysHall and Clarke 1892
speciesiphigenia()

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.

†Plaesiomys iphigenia Billings 1865
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: low Mg calcitep
Entire body: yesg
Adult length: 10 to < 100g
Adult width: 10 to < 100g
Environment: marineuc
Locomotion: stationaryf
Attached: yesf
Life habit: epifaunalf
Diet: suspension feederf
Vision: blindc
Created: 2009-06-02 13:51:18
Modified: 2009-06-02 15:51:18
Source: g = genus, f = family, c = class, p = phylum, uc = unranked clade
References: Aberhan et al. 2004, Hendy 2009, Nesnidal et al. 2013, Hendy et al. 2009

Age range: base of the Chatfieldian to the top of the Maysvillian or 453.80000 to 449.60000 Ma

Collections (14 total)


Time interval Ma Country or state Original ID and collection number
Mohawkian457.3 - 451.0USA (New York) Dinorthis iphigenia (104581 104582 104600 104606)
Shermanian457.3 - 449.6Canada (Ontario) Dinorthis iphigenia (26272)
Wildernessian457.3 - 449.6Canada (Northwest Territories) Plaesiomys iphigenia (26946 26950)
Chatfieldian453.8 - 451.0Canada (Ontario) Dinorthis iphigenia (26263 26268 26270 26277)
Chatfieldian453.8 - 451.0USA (New York) Dinorthis iphigenia (432)
Edenian - Maysvillian451.0 - 449.6Canada (Northwest Territories) Plaesiomys iphigenia (26943)
Edenian - Maysvillian451.0 - 449.6Canada (Ontario) Dinorthis iphigenia (26293)