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Derbyia crenulata

Strophomenata - Orthotetida - Derbyiidae

Taxonomy
Derbyia crenulata was named by Girty (1909).

Sister species lacking formal opinion data
D. ciscoensis, D. deercreekensis, D. kansasensis, D. plattsmouthensis, D. robusta

Synonymy list
YearName and author
1909Derbyia crenulata Girty
1954Derbyia crenulata Stehli p. 301
1974Derbyia crenulata Cooper and Grant p. 297 figs. Pl 75, figs 10-28

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
—Lophophorata
—PanbrachiopodaCarlson and Cohen 2020
RankNameAuthor
phylumBrachiopodaCuvier 1805
subphylumRhynchonelliformeaWilliams et al. 1996
classStrophomenataWilliams et al 1996
orderOrthotetidaWaagen 1884
superfamilyOrthotetoidea
familyDerbyiidae
genusDerbyia
speciescrenulata

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.

†Derbyia crenulata Girty 1909
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Diagnosis
No diagnoses are available
Measurements
partNmeanminimummaximummedians.d.
shell height215.711.022.316.67.99

Composition: low Mg calcitep
Environment: marineuc
Locomotion: stationaryp
Attached: yesp
Life habit: low-level epifaunalp
Diet: suspension feederp
Vision: blindc
Created: 2010-02-15 05:25:57
Modified: 2010-02-15 07:25:57
Source: c = class, p = phylum, uc = unranked clade
References: Nesnidal et al. 2013, Aberhan et al. 2004

Age range: base of the Artinskian to the top of the Wordian or 290.10000 to 264.28000 Ma

Collections (42 total)


Time interval Ma Country or state Original ID and collection number
Artinskian290.1 - 283.3USA (Texas) Derbyia crenulata (43545 43564 43579 75885 75886 75935 75936 102613)
Artinskian - Kungurian290.1 - 274.4USA (Texas) Derbyia crenulata (81696 105972)
Kungurian283.3 - 274.4USA (Texas) Derbyia crenulata (43496 43497 43534 43560 43562 43566 43609 75861 75864 75865 75881 75922 75923 81724 81726 81860 81950 81952)
Roadian274.4 - 266.9USA (Texas) Derbyia crenulata (149827 149829 149945 150257 150609 150777)
Roadian - Wordian274.4 - 264.28USA (Texas) Derbyia crenulata (149944 150662)
Roadian - Capitanian274.4 - 259.51USA (Texas) Derbyia crenulata (108835 108855 108896)
Wordian266.9 - 264.28USA (Texas) Derbyia crenulata (150256 150660 150778)