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Cyrtodonta

Bivalvia - Cyrtodontida - Cyrtodontidae

Synonyms
Synonymy list
YearName and author
1858Cyrtodonta Billings
1860Palaearca Hall
1910Cyrtodonta gibbosa Salter p. 512 figs. pl. 4, fg. 17
1916Cyrtodonta Raymond
1934Cyrtodonta Isberg
1975Cyrtodonta Toni
1977Cyrtodonta Hayami and Kase
1980Cyrtodonta Vokes p. 11
2002Cyrtodonta Sepkoski
2010Cyrtodonta Bouchet et al.

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classBivalvia
—Eubivalvia
RankNameAuthor
subclassAutobranchia(Groblen 1894)
infraclassPteriomorphia(Beurlen 1944)
—OstreomorphiFerussac 1822
—ArcioniGray 1854
orderCyrtodontidaScarlato and Starobogatov 1971
—CyrtodontidinaScarlato and Starobogatov 1971
superfamilyCyrtodontoidea(Ulrich 1894)
familyCyrtodontidae
genusCyrtodonta

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. †Cyrtodonta Billings 1858
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†Cyrtodonta belli Desbiens 1994
†Cyrtodonta billingsi Ulrich 1894
†Cyrtodonta bodae Isberg 1934
†Cyrtodonta breviuscula Billings 1859
†Cyrtodonta carberryi Pojeta and Gilbert-Tomlinson 1977
†Cyrtodonta cornwallia Wilson 1932
†Cyrtodonta dalecarlica Isberg 1934
†Cyrtodonta exigua Foerste 1924
†Cyrtodonta gibbera Ulrich 1894
†Cyrtodonta grandis Ulrich 1890
†Cyrtodonta hazeli Pojeta and Gilbert-Tomlinson 1977
†Cyrtodonta holmi Isberg 1934
†Cyrtodonta huronensis Billings 1858
†Cyrtodonta kagawongensis Foerste 1924
†Cyrtodonta kayseri Frech 1891
†Cyrtodonta lamellosa Hudson 1903
†Cyrtodonta lindstromi Isberg 1934
†Cyrtodonta megumbona Isberg 1934
†Cyrtodonta mira Isberg 1934
†Cyrtodonta mobergi Isberg 1934
†Cyrtodonta oboloidea Hicks 1873
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Invalid names: Cyrtodonta hopkinsoni Hicks 1873 [synonym], Cyrtodonta lobleyi Hicks 1873 [synonym]
†Cyrtodonta orsae Isberg 1934
†Cyrtodonta ovalis Foerste 1924
†Cyrtodonta ponderosa Billings 1865
†Cyrtodonta prima Kobayashi 1934
†Cyrtodonta quartzitica Frech 1891
†Cyrtodonta richardi Isberg 1934
†Cyrtodonta scala Raymond 1906
†Cyrtodonta schmalenseei Isberg 1934
†Cyrtodonta solitaria Raymond 1905
†Cyrtodonta staffordae Pojeta and Gilbert-Tomlinson 1977
†Cyrtodonta subovata Ulrich 1894
†Cyrtodonta suecica Isberg 1934
†Cyrtodonta wattii Tate 1896
Invalid names: Cyrtodonta gibbosa Salter 1910 [nomen nudum], Palaearca Hall 1860 [synonym]
Diagnosis
No diagnoses are available
Measurements
partNmeanminimummaximummedians.d.
valve height424.117.428.626.05.29
valve diagonal429.422.036.430.76.56

Composition: aragonitec
Entire body: yesg
Adult length: 10 to < 100g
Adult width: 10 to < 100g
Folds: noneg
Ribbing: noneg
Spines: noneg
Internal reinforcement: noneg
Locomotion: facultatively mobilef
Life habit: semi-infaunalf
Diet: suspension feederf
Vision: blindc
Comments: BODY SIZE: Data from Cox et al. (1969)g
Created: 2009-06-05 11:39:19
Modified: 2009-06-05 13:39:19
Source: g = genus, f = family, c = class
References: Hendy 2009, Aberhan et al. 2004

Age range: base of the Moridunian to the top of the Emsian or 477.70000 to 393.30000 Ma

Collections (164 total)


Time interval Ma Country or state Original ID and collection number
Moridunian477.7 - 473.8United Kingdom (Wales) C. staffordae, C. wattii (87601) Palaearca oboloidea, Palaearca hopkinsoni, Glyptarca lobleyi (89324)
Whitlandian473.8 - 470.7United Kingdom (Wales) C. oboloidea (3713 3714 166752)
Chazyan470.0 - 457.3Canada (Ontario) C. breviuscula (172201)
Chazyan470.0 - 457.3USA (New York) C. scala (171704 172321) C. solitaria (56215 171792 172190)
Chazyan470.0 - 457.3Canada (Quebec) C. faba (172355)
Whiterockian - Mohawkian470.0 - 451.0USA (Minnesota) C. 2 spp. (10767)
Chazyan - Blackriveran470.0 - 449.6Canada (Ontario) C. breviuscula (171791)
Whiterockian - Blackriveran470.0 - 449.6USA (Minnesota) C. sp. (23547)
Middle Ordovician - Late/Upper Ordovician470.0 - 443.8USA (Wisconsin, Illinois, Iowa) C. sp. (23553)
Darriwilian467.3 - 458.4Australia (Queensland) C. sp. (77521 77755)
Darriwilian467.3 - 458.4Australia (Northern Territory) C. carberryi (79228) C. staffordae (79230) C. staffordae, C. wattii (79227) C. wattii (77523 79127 79128 79136 79181 79182 79192 79194 79195 79232 79310)
Early/Lower Llandeilo466.0 - 460.9United Kingdom (Wales) C. sp. (3366)
Soudleyan458.4 - 457.2United Kingdom (Wales) C. sp. (3362)
Soudleyan - Longvillian458.4 - 455.0United Kingdom (Northern Ireland) C. expansa, C. securiformis, C. sp. (13840)
Caradoc458.4 - 449.5USA (Colorado) C. sp. (10380)
Caradoc458.4 - 449.5China (GanSu) C. sp. (8565)
Late/Upper Ordovician458.4 - 443.8USA (New York) C. sp. (346)
Turinian457.3 - 453.8Canada (British Columbia) C. sp. (192177)
Turinian457.3 - 453.8USA (Missouri) C. huronensis (181091) C. sp. indet., C. billingsi (175724)
Turinian457.3 - 453.8USA (Kentucky) C. subovata (100128 100176 100231)
Mohawkian457.3 - 451.0USA (Tennessee) C. sp. (86197)
Mohawkian457.3 - 451.0USA (Virginia) C. sp. (85580 85601 85602 85605 85607)
Mohawkian457.3 - 451.0USA (Kentucky) C. sp. (85802 86059)
Ashbyan457.3 - 449.6USA (Virginia) C. sp. (33544 33545 33546 33547)
Blackriveran457.3 - 449.6USA (Minnesota) C. descriptus, C. dignus (23083 23085) C. sp. (23555 23556)
Blackriveran457.3 - 449.6USA (Wisconsin) C. huronensis (98349)
Blackriveran457.3 - 449.6Canada (Ontario) C. breviuscula (171719) C. grattanensis (55999)
Blackriveran457.3 - 449.6USA (New York) C. sp. (322 323 324 325)
Blackriveran457.3 - 449.6USA (Illinois, Iowa) C. sp. (23612 23613 23614 23615 23617 23619 23620)
Blackriveran - Rocklandian457.3 - 449.6USA (Minnesota) C. sp. (23557)
Blackriveran - Rocklandian457.3 - 449.6USA (Minnesota, Wisconsin, Illinois) C. sp. (23548)
Kirkfieldian457.3 - 449.6USA (Illinois, Iowa) C. sp. (23623 23644)
Rocklandian457.3 - 449.6USA (Kentucky) C. sp. (87962) C. subovata (87737)
Rocklandian457.3 - 449.6USA (Tennessee) C. huronensis (5346)
Rocklandian - Kirkfieldian457.3 - 449.6USA (Minnesota) C. sp. (23558)
Rocklandian - Kirkfieldian457.3 - 449.6USA (Illinois, Iowa) C. sp. (23622)
Rocklandian - Shermanian457.3 - 449.6USA (Minnesota) C. sp. (23550)
Shermanian457.3 - 449.6USA (Illinois, Iowa) C. sp. (23651 23653 23656 23659 23664 23667 23668 23670)
Shermanian457.3 - 449.6USA (Minnesota) C. grandis (174070) C. sp. (23579 23584)
Shermanian457.3 - 449.6Canada (Ontario) C. cornwallia (233149) C. glabella, C. obtusa (26272)
Shermanian457.3 - 449.6USA (Tennessee) C. grandis (5361) C. saffordi, C. grandis (5356)
Shermanian457.3 - 449.6USA (Minnesota, Illinois, Iowa) C. sp. (23552)
Shermanian457.3 - 449.6USA (Kentucky) C. subovata (77357)
Trentonian457.3 - 449.6USA (Missouri) C. sulcata (89024)
Chatfieldian453.8 - 451.0USA (Kentucky) C. grandis (34555) C. grandis, C. subovata (34547) C. sp. (10722) C. subovata (99334)
Chatfieldian453.8 - 451.0Canada (Ontario) C. obesa, C. obtusa (26271) C. obtusa (26263) C. subangulata (26267)
Chatfieldian - Edenian453.8 - 450.2Canada (Nunavut) C. sillimanensis, C. gibbera (24116)
Katian453.0 - 445.2Sweden (Dalarna) C. schmalenseei, C. orsae, C. suecica, C. dalecarlica, C. kallholniensis, C. mobergi, C. mira, C. megumbona (124939)
Edenian451.0 - 450.2USA (Minnesota) C. sp. (23588)
Edenian451.0 - 450.2USA (Illinois, Iowa) C. sp. (23678)
Edenian451.0 - 450.2Canada (Nunavut) C. sp. (24225)
Edenian - Maysvillian451.0 - 449.6USA (Minnesota, Iowa, Wisconsin, Illinois) C. sp. (23554)
Edenian - Maysvillian451.0 - 449.6USA (Illinois, Iowa) C. sp. (23682)
Edenian - Maysvillian451.0 - 449.6USA (Minnesota) C. sp. (23603)
Maysvillian450.2 - 449.6USA (Illinois, Iowa) C. sp. (23684)
Maysvillian450.2 - 449.6USA (Minnesota) C. sp. (23607)
Maysvillian450.2 - 449.6USA (Virginia) C. sp. (5396)
Richmondian449.6 - 445.5Canada (Ontario) C. exigua (173091) C. kagawongensis (173095) C. ovalis (173197) C. ponderosa (22957 173014 173098 173100 173177 173195 173196 173318)
Richmondian449.6 - 445.5Canada (Nunavut) C. sp. (24121)
Richmondian449.6 - 445.5USA (Ohio) C. halli (5326) C. sp. (395)
Richmondian449.6 - 445.5USA (Michigan) C. potteri (26314) C. potteri, C. grandis (26313)
Richmondian - Ashgill449.6 - 443.7USA (Ohio) C. sp. (392 394)
Pusgillian - Rawtheyan449.5 - 445.2Norway (Langesund-Skien) C. sp. (159336)
Hirnantian445.2 - 443.4China (Zhejiang) C. spp. (27910)
Hirnantian445.2 - 443.4Sweden (Jamtland) C. suecica (153332)
Silurian443.8 - 419.2USA (New York) C. sp. (531)
Llandovery443.4 - 433.4Canada (Ontario) C. sp. (444)
Llandovery443.4 - 433.4USA (New York) C. sp. (443 450 458)
Llandovery - Wenlock443.4 - 427.4China (Jiangxi) C. sp. (27897)
Aeronian440.8 - 438.5USA (New York) C. alata (82527)
Aeronian - Telychian440.8 - 433.4USA (New York) C. alata (81826)
Telychian438.5 - 433.4China (Guizhou) C. sp. (27784)
Telychian438.5 - 433.4USA (New York) C. alata (82566 83107)
Telychian - Sheinwoodian438.5 - 430.5China (Guizhou) C. sp. (27786)
Sheinwoodian433.4 - 430.5China (Guizhou) C. sp. (27787)
Wenlock433.4 - 427.4USA (New York) C. alata (13072) C. sp. (470)
Wenlock433.4 - 427.4USA (Wisconsin) C. sp. (13353)
Wenlock - Ludlow433.4 - 423.0USA (Iowa) C. sp. (25036)
Gorstian427.4 - 425.6United Kingdom (England) C. perovalis (480)
Ludlow427.4 - 423.0United Kingdom (England) C. sp. (481)
Pridoli423.0 - 419.2China (Xinjiang) C. simplex (27916)
Emsian407.6 - 393.3Canada (Quebec) C. belli (232761)
Emsian407.6 - 393.3New Zealand C. sp. (40522 40525)