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Obnixia

Rhynchonellata - Terebratulida - Notothyrididae

Taxonomy
Obnixia was named by Hoover (1979) [Sepkoski's age data: Tr l]. It is not extant.

It was assigned to Terebratulida by Sepkoski (2002); and to Cryptacanthiinae by Williams et al. (2006).

Species
O. thaynesiana

Synonymy list
YearName and author
1979Obnixia Hoover p. 11
2002Obnixia Sepkoski
2006Obnixia Williams et al. p. 2027

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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
orderTerebratulida
suborderTerebratulidina
superfamilyCryptonelloideaThomson 1926
familyNotothyrididaeLicharew 1960
subfamilyCryptacanthiinaeStehli 1965
genusObnixia

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.

G. †Obnixia Hoover 1979
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†Obnixia thaynesiana Girty 1927
Diagnosis
No diagnoses are available
Measurements
partNmeanminimummaximummedians.d.
shell height403.710.9007.304.601.61

Composition: low Mg calcitep
Environment: marineuc
Locomotion: stationaryo
Attached: yesp
Life habit: low-level epifaunalo
Diet: suspension feedero
Vision: blindc
Created: 2004-02-28 14:14:12
Modified: 2018-11-10 17:47:38
Source: o = order, c = class, p = phylum, uc = unranked clade
References: Aberhan et al. 2004, Nesnidal et al. 2013

Age range: Olenekian or 251.20000 to 247.20000 Ma

Collections (31 total)


Time interval Ma Country or state Original ID and collection number
Smithian251.3 - 247.2USA (Idaho) O. thaynesiana (109744)
Spathian251.3 - 247.2USA (Idaho) O. thaynesiana (109739 109743) Terebratula thaynesiana (108752 109742)
Spathian251.3 - 247.2USA (Utah) O. sp. (44569) O. thaynesiana (72294 109733 109736 109751 109752 156093)
Olenekian251.2 - 247.2USA (California) Terebratula thaynesiana, O. thaynesiana (109758)
Olenekian251.2 - 247.2USA (Utah) O. thaynesiana (109749 109753 109769 109771)
Olenekian251.2 - 247.2USA (Arizona) O. thaynesiana (109768)
Olenekian251.2 - 247.2USA (Nevada) O. thaynesiana (109732 109757)
Olenekian251.2 - 247.2USA (Idaho) O. thaynesiana (109730 109735 109737 109738 109740 109741 109745)
Olenekian251.2 - 247.2USA (Wyoming) O. thaynesiana (109734 109746 109747 109748)