PBDB Taxon

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

Cyrtella

Rhynchonellata - Spiriferinida - Syringothyrididae

Taxonomy

Cyrtella was named by Fredericks (1924) [Sepkoski's age data: P Asse P Guad-u Sepkoski's reference number: 1,538,712].

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

Species

C. allandalensis, C. berriedalensis, C. campbelli, C. erecta, C. furcata, C. granulata, C. koopi, C. kulikiana, C. nagmargensis, C. nobilis, C. rhombica, C. subparallela, C. ulladullensis, Punctocyrtella australis, Punctocyrtella gigantea, Punctocyrtella spinosa, Punctocyrtella yunnanensis

Synonyms

Asyrinx is a genus. It is not extant.

It was synonymized subjectively with Cyrtella by Williams et al. (2006).

It was assigned to Spiriferida by Sepkoski (2002).
Punctocyrtella was named by Plodowski (1968) [Sepkoski's age data: C Step P Sakm-u Sepkoski's reference number: 538]. Its type is Punctocyrtella spinosa.

It was synonymized subjectively with Cyrtella by Williams et al. (2006).

It was assigned to Spiriferida by Sepkoski (2002).

Synonymy list

Year	Name and author
1924	Cyrtella Fredericks
1968	Punctocyrtella Plodowski p. 252
2002	Asyrinx Sepkoski
2002	Cyrtella Sepkoski
2002	Punctocyrtella Sepkoski
2006	Cyrtella Williams et al. p. 1900

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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	Spiriferinida	Ivanova 1972
suborder	Spiriferinidina	Ivanova 1972
superfamily	Syringothyridoidea	Frederiks 1926
family	Syringothyrididae	Fredericks 1926
subfamily	Permasyrinxinae
genus	Cyrtella	Fredericks 1924

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. †Cyrtella Fredericks 1924

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†Cyrtella allandalensis Armstrong 1970

†Cyrtella berriedalensis Waterhouse 1987

†Cyrtella campbelli Armstrong 1970

†Cyrtella erecta Waterhouse 1987

†Cyrtella furcata Waterhouse 1987

†Cyrtella granulata Armstrong 1970

†Cyrtella koopi Archbold 1990

†Cyrtella kulikiana Fredericks 1916

†Cyrtella nagmargensis Bion 1928

†Cyrtella nobilis Armstrong 1970

†Cyrtella rhombica Chen 2004

†Cyrtella subparallela Waterhouse 1987

†Cyrtella ulladullensis Armstrong 1970

Invalid names: Asyrinx [synonym], Punctocyrtella Plodowski 1968 [synonym]

Diagnosis

No diagnoses are available

Measurements

part	N	mean	minimum	maximum	median	s.d.
shell height	10	30.3	13.7	73.0	29.9	15.6
valve height	1	87.2	-	-	-	-

Composition:

low Mg calcitep

Environment:

marineuc

Locomotion:

stationaryo

Attached:

yesp

Life habit:

low-level epifaunalo

Diet:

suspension feedero

Vision:

blindc

Created:

2018-11-10 18:08:52

Modified:

2018-11-10 18:08:52

Source: o = order, c = class, p = phylum, uc = unranked clade

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

Age range: base of the Asselian to the top of the Capitanian or 298.90000 to 259.51000 Ma

Collections (140 total)

Time interval	Ma	Country or state	Original ID and collection number
Asselian	298.9 - 295.5	China (Yunnan)	Punctocyrtella yunnanensis (61505)
Asselian	298.9 - 295.5	Australia (Western Australia)	C. australis (119256 119257)
Sakmarian	293.52 - 290.1	Indonesia	Punctocyrtella sp. (61447 83149)
Sakmarian	293.52 - 290.1	Australia (Tasmania)	Pseudosyrinx allandalensis (105476 105478 105480 105484 105494)
Sakmarian	293.52 - 290.1	India (Arunachal Pradesh)	Syringothyris nagmargensis (83007)
Sakmarian	293.52 - 290.1	Afghanistan	Licharewia spinosa (88400 88401 119245) Punctocyrtella nagmargensis (116414) Punctocyrtella spinosa (97246)
Sakmarian	293.52 - 290.1	Tajikistan	Punctocyrtella gigantea (109591 109594 109595) Punctocyrtella spinosa (100333)
Sakmarian	293.52 - 290.1	India (Kashmir)	Syringothyris nagmargensis (86543 86545)
Sakmarian	293.52 - 290.1	Oman	C. sp. (121838 121844 121846 121849) C. sp., Punctocyrtella spinosa (101081) Punctocyrtella spinosa (101077 101079 101083 121845 121848)
Sakmarian	293.52 - 290.1	India	C. nagmargensis (89375 89376 89378 117909) Subansiria ranganensis (39932)
Sakmarian	293.52 - 290.1	Australia (Western Australia)	C. australis (84578 84582 85923) C. koopi (101209) C. sp. (88214 95189 95199 95203 95204 95205 95206 95214 95215 95216 101138)
Sakmarian	293.52 - 290.1	Brazil	C. sp. (155153)
Sakmarian	293.52 - 290.1	Australia (New South Wales)	Pseudosyrinx allandalensis (84590 101575)
Sakmarian	293.52 - 290.1	Pakistan	C. nagmargensis (50596 123224)
Sakmarian	293.52 - 290.1	China (Xinjiang)	C. rhombica (35514)
Sakmarian	293.52 - 290.1	Russian Federation	Pseudosyrinx nagmargensis (110289)
Sakmarian	293.52 - 290.1	China (Yunnan)	Punctocyrtella australis (61506 61507 61509 61510)
Sakmarian	293.52 - 290.1	China (Xizang)	C. nagmargensis (82294) Syringothyris nagmargensis (110094)
Sakmarian - Artinskian	293.52 - 279.3	China (Yunnan)	C. sp. (234358)
Artinskian	290.1 - 279.3	Australia (Queensland)	C. erecta (66266 66271 66272) C. sp. nov (103398 103399) C. sp. nov. (103400) C. subparallela (66237 66239 66240 66241 66242 66243 66244 66245 66249 66250 66252 120636) Pseudosyrinx allandalensis (101572) Subansiria granulata (101542 101565 101567 101577 103089 103091)
Artinskian	290.1 - 279.3	China (Yunnan)	C. sp. (117762)
Artinskian	290.1 - 279.3	Afghanistan	C. sp., C. nagmargensis (94962)
Artinskian	290.1 - 279.3	Australia (Western Australia)	C. sp. (66119 123786) C. sp. A (101150 101153)
Artinskian	290.1 - 279.3	Russian Federation	C. kulikiana (110204)
Kungurian	279.3 - 272.3	Australia (Queensland)	C. subparallela (66233) Subansiria granulata (101561)
Kungurian	279.3 - 272.3	Russian Federation	C. kulikiana (110007 110008 110179) C. sp. (109945)
Kungurian	279.3 - 272.3	Australia (Tasmania)	Subansiria granulata (101562) Subansiria nobilis (101566)
Kungurian - Roadian	279.3 - 268.8	Australia (New South Wales)	Subansiria nobilis (101576) Subansiria ulladullensis (84589)
Roadian	272.3 - 268.8	Australia (New South Wales)	Subansiria ulladullensis (101574 101578)
Wordian	266.9 - 264.28	Svalbard and Jan Mayen (Barentsøya)	C. kulikiana (212888)
Wordian	266.9 - 264.28	Australia (Queensland)	C. nobilis (120324) Subansiria campbelli (101571)
Wordian - Capitanian	266.9 - 259.51	Australia (Queensland)	Punctocyrtella nobilis (104742)
Wuchiapingian	259.9 - 254.17	Australia (Queensland)	C. nobilis (98097 98098 98100 98102 120330 120331 120333 120334 120336 120340 120535 120536 120539 120660 120667) C. sp., Subansiria nobilis (101569) C. subparallela (120379) C. ulladullensis (120326 120656) Pseudosyrinx sp. (97269) Punctocyrtella nobilis (104740 104768) Subansiria campbelli (101570) Subansiria nobilis (101559 101568) Subansiria nobilis, Subansiria campbelli (101573)