PBDB Taxon

Basic info	Taxonomic history	Classification	Included Taxa
Morphology	Ecology and taphonomy	External Literature Search	Age range and collections

Derbyia diversa

Strophomenata - Orthotetida - Derbyiidae

Taxonomy

Derbyia diversa was named by Reed (1944) [Derbyia buriensis var. diversa].

Sister species lacking formal opinion data

D. ciscoensis, D. crassa, D. cymula, D. deercreekensis, D. hemisphaerica, D. hemisphaerica, D. hindi, D. jacksborosis, D. kansasensis, D. magna, D. plattsmouthensis, D. robusta, D. subcircularis, D. texana, D. wabashensis

Synonymy list

Year	Name and author
1944	Derbyia diversa Reed p. 29 figs. Pl 4, figs 2,4
1973	Derbyia diversa Grunt and Dmitriev p. 86 figs. Pl 2, figs 1-4

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Rank	Name	Author
kingdom	Animalia	()
—	Bilateria
—	Eubilateria	Ax 1987
—	Protostomia
—	Spiralia
superphylum	Lophotrochozoa
—	Lophophorata
—	Panbrachiopoda	Carlson and Cohen 2020
phylum	Brachiopoda	Cuvier 1805

Rank	Name	Author
subphylum	Rhynchonelliformea	Williams et al. 1996
class	Strophomenata	Williams et al 1996
order	Orthotetida	Waagen 1884
suborder	Orthotetidina
superfamily	Orthotetoidea	()
family	Derbyiidae
genus	Derbyia
species	diversa

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 diversa Reed 1944

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Diagnosis

No diagnoses are available

Measurements

part	N	mean	minimum	maximum	median	s.d.
shell height	3	24.7	21.4	27.0	26.0	2.99

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: Aberhan et al. 2004, Nesnidal et al. 2013

Age range: base of the Sakmarian to the top of the Wordian or 293.52000 to 264.28000 Ma

Collections (26 total)

Time interval	Ma	Country or state	Original ID and collection number
Sakmarian	293.52 - 290.1	Tajikistan	Derbyia diversa (100333)
Wordian	266.9 - 264.28	Pakistan	Derbyia diversa (125837 125848)
Wordian	266.9 - 264.28	Oman	Derbyia diversa (63377 63770 63776 63782 63797 63802 63804 63805 63807 100919 105707 105709 105713 105714 121858 121859 121860 121861 121862 121863 121868 121870 121871)