PBDB Taxon

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Morphology	Ecology and taphonomy	External Literature Search	Age range and collections

Sphriganaria costata

Rhynchonellata - Terebratulida - Eudesiidae

Taxonomy

Sphriganaria costata was named by Cooper (1989). It is not extant. Its type locality is Khashm Hisan, S1747, which is in a Bathonian shallow subtidal limestone in the Dhruma Formation of Saudi Arabia.

It was recombined as Eudesia (Sphriganaria) costata by Alméras et al. (2010).

Synonyms

Sphriganaria angustata was named by Cooper (1989). It is not extant. Its type locality is Wadi Atj, S1440, which is in a Bathonian shallow subtidal limestone in the Dhruma Formation of Saudi Arabia.

It was synonymized subjectively with Eudesia (Sphriganaria) costata by Alméras et al. (2010).
Sphriganaria arguta was named by Cooper (1989). It is not extant. Its type locality is Jebel Fahdah, S1449, which is in a Bajocian/Callovian shallow subtidal limestone in the Dhruma Formation of Saudi Arabia.

It was synonymized subjectively with Eudesia (Sphriganaria) costata by Alméras et al. (2010).
Sphriganaria distans was named by Cooper (1989). It is not extant. Its type locality is KK7, Al Bakhra, Ermoceras Zone, which is in a Bajocian shallow subtidal limestone in the Dhruma Formation of Saudi Arabia.

It was synonymized subjectively with Eudesia (Sphriganaria) costata by Alméras et al. (2010).
Sphriganaria distincta was named by Cooper (1989). It is not extant. Its type locality is KK8, Al Huwayrah, Thambites Zone, which is in a Bathonian shallow subtidal limestone in the Dhruma Formation of Saudi Arabia.

It was synonymized subjectively with Eudesia (Sphriganaria) costata by Alméras et al. (2010).
Sphriganaria magnicostata was named by Cooper (1989). It is not extant. Its type locality is Khashm Hisan, S1747, which is in a Bathonian shallow subtidal limestone in the Dhruma Formation of Saudi Arabia.

It was synonymized subjectively with Eudesia (Sphriganaria) costata by Alméras et al. (2010).
Sphriganaria parva was named by Cooper (1989). It is not extant. Its type locality is Al Jurayfah, S1244, which is in a Bathonian shallow subtidal limestone in the Dhruma Formation of Saudi Arabia.

It was synonymized subjectively with Eudesia (Sphriganaria) costata by Alméras et al. (2010).

Synonymy list

Year	Name and author
1989	Sphriganaria angustata Cooper
1989	Sphriganaria arguta Cooper
1989	Sphriganaria costata Cooper
1989	Sphriganaria distans Cooper
1989	Sphriganaria distincta Cooper
1989	Sphriganaria magnicostata Cooper
1989	Sphriganaria parva Cooper
2010	Eudesia (Sphriganaria) costata Alméras et al. p. 98
2023	Sphriganaria costata Feldman et al. p. 1834 figs. 4e-h, 5, 6

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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	Rhynchonellata	Williams et al. 1996
order	Terebratulida
suborder	Terebratellidina	Muir-Wood 1955
superfamily	Zeillerioidea	Allan 1940
family	Eudesiidae	Muir-Wood 1965
genus	Sphriganaria
species	costata

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.

†Sphriganaria costata Cooper 1989

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Invalid names: Sphriganaria angustata Cooper 1989 [synonym], Sphriganaria arguta Cooper 1989 [synonym], Sphriganaria distans Cooper 1989 [synonym], Sphriganaria distincta Cooper 1989 [synonym], Sphriganaria magnicostata Cooper 1989 [synonym], Sphriganaria parva Cooper 1989 [synonym]

Diagnosis

No diagnoses are available

Measurements

part	N	mean	minimum	maximum	median	s.d.
shell height	17	10.4	7.10	15.5	11.4	2.81

Composition:

low Mg calcitep

Environment:

marineuc

Locomotion:

stationaryf

Attached:

yesf

Life habit:

low-level epifaunalf

Diet:

suspension feederf

Vision:

blindc

Created:

2018-11-10 17:27:57

Modified:

2018-11-10 17:27:57

Source: f = family, c = class, p = phylum, uc = unranked clade

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

Age range: base of the Bajocian to the top of the Callovian or 170.90000 to 161.50000 Ma

Collections (12 total)

Time interval	Ma	Country or state	Original ID and collection number
Bajocian	170.9 - 168.2	Saudi Arabia	Sphriganaria distans, Sphriganaria distincta (98826)
Bajocian - Callovian	170.9 - 161.5	Saudi Arabia	Sphriganaria angustata, Sphriganaria arguta, Sphriganaria distincta (99105)
Bathonian	168.2 - 165.3	Saudi Arabia	Sphriganaria angustata, Sphriganaria costata, Sphriganaria distincta (98742 98835) Sphriganaria costata, Sphriganaria distincta (98840) Sphriganaria costata, Sphriganaria magnicostata (type locality: 99107) Sphriganaria parva (98961)
Bathonian	168.2 - 165.3	Jordan	Eudesia angustata (35706 35739)
Early/Lower Bathonian	168.2 - 165.3	Saudi Arabia	Eudesia costata (141347 141350)
Early/Lower Callovian	165.3 - 161.5	Jordan	Sphriganaria costata (231872)