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Thecosomata

Gastropoda - Opisthobranchia

Synonymy list
YearName and author
1823Thecosomata Blainville
1947Thecostomata Harris and Palmer p. 462
1989Thecosomata Squires p. 444
1998Thecosomata Beesley p. 942
2001Thecosomata Todd
2002Thecosomata Sepkoski

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
RankNameAuthor
phylumMollusca
classGastropoda
orderOpisthobranchia(Milne-Edwards 1848)
orderThecosomataBlainville 1823
orderThecosomataBlainville 1823

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.

Or. Thecosomata Blainville 1823
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G. †Bovicornu
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†Bovicornu gracile Meyer 1886
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†Camptoceratops priscus Godwin-Austen 1882
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Invalid names: Camptoceratops americanus Garvie 1992 [synonym]
Fm. Cavoliniidae d'Orbigny 1842
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G. †Balantium Bellardi 1872
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Subg. †Balantium (Flabellulum) Bellardi 1873
†Balantium collina Janssen and Zorn 2001
G. Cavolinia Avilgaard 1791
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†Cavolina pycna Jung 1971
†Cavolina regulae Jung 1971
Cavolina telemus Linnaeus 1758
Cavolina tuomeyi Holmes 1858
†Cavolinia aquensis Grateloup 1827
†Cavolinia bituminata Beets 1953
†Cavolinia grandis Bellardi 1873
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Invalid names: Cavolinia rattonei Simonelli 1896 [synonym]
†Cavolinia gypsorum Bellardi 1873
†Cavolinia marginata Bronn 1962
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Invalid names: Cavolina limatula Beets 1943 [synonym], Cavolinia vendryesiana Ujihara 1996 [synonym], Hyala marginata Bronn 1964 [synonym]
†Cavolinia mexicana Collins 1934
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Invalid names: Cavolinia globulosa Rang 1934 [synonym]
†Cavolinia tridentata Niebuhr 1775
Cavolinia uncinata dOrbigny 1835
†Cavolinia ventricosa Guppy 1882
Subfm. Cavoliniinae van der Spoel 1967
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G. Clio Linnaeus 1767
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Subg. †Clio (Balantium) Children 1823
Subg. †Clio (Bellardiclio) Janssen 2004
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Invalid names: Balantium braidense Bellardi 1878 [synonym], Cleodora braidense Bellardi 1905 [synonym], Clio braidense Bellardi 1897 [synonym]
Subg. †Clio (Clio) Linnaeus 1767
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†Clio (Clio) pyramidata Linnaeus 1767
†Clio berglundi Squires 1989
†Clio cuspidata Bosc 1802
†Clio goederti Squires 1989
†Clio kendacensis Jung 1971
†Clio ortheziana Benoist 1889
†Clio simplex Meyer 1886
Subfm. †Clioinae
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G. Hyalocylis Fol 1875
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†Hyalocylis striata Rang 1828
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Invalid names: Clio striata Rang 1867 [synonym]
G. Creseis Rang 1828
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†Creseis acicula Renz 1829
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Invalid names: Clio acicula Yamakawa and Ishikawa 1912 [synonym], Hyalaea aciculata Orbigny 1878 [synonym]
†Creseis kishimaensis Ando 2011
†Creseis roesti Cahuzac and Janssen 2010
†Creseis simplex Meyer 1886
†Creseis spina Reuss 1867
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Invalid names: Styliola hastata Meyer 1886 [synonym]
G. Cuvierina Boas 1886
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Subg. †Cuvierina (Urceolarica) Janssen 2006
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Invalid names: Trypetera columnella Bronn 1862 [synonym]
†Cuvierina astesana Rang 1829
†Cuvierina columnella Rang 1827
†Cuvierina paronai Checchia-Rispoli 1921
Invalid names: Cuvieria Rang 1827 [replaced]
Subfm. Cuvierininae van der Spoel 1967
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†Bowdenatheca jamaicensis Collins 1934
G. Diacria Gray 1847
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†Diacria digitata Guppy 1882
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Invalid names: Cavolinia digitata Guppy 1903 [synonym]
†Diacria mbaensis Ladd 1934
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Invalid names: Clio asphaltodes Beets 1943 [synonym], Diacria kipasiformis Beets 1943 [synonym]
†Diacria trispinosa de Blainville 1821
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Invalid names: Diacria bisulcata Gabb 1873 [synonym]
G. †Diacrolinia Janssen 1995
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†Diacrolinia aquensis Grateloup 1827
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Invalid names: Hyalaea perovalis Koenen 1882 [synonym]
†Diacrolinia aurita Bellardi 1873
G. †Edithinella Janssen 1995
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†Edithinella undulata Gabb 1873
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Invalid names: Vaginella undulata Gabb 1873 [synonym]
†Edithinella varanica Sirna 1968
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†Praehyalocylis cretacea Blanckenhorn 1889
G. Styliola Gray 1850
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†Styliola subula Quoy and Gaimard 1827
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Invalid names: Creseis spinifera Rang 1828 [synonym], Styliola sulcifera Gabb 1873 [synonym]
G. †Triptera Quoy and Gaimard 1835
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†Triptera clavata Gabb 1866
G. †Vaginella Daudin 1800
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†Vaginella acicula Renz 1829
†Vaginella chipolana Dall 1892
†Vaginella chipolana Dall 1892
†Vaginella depressa Daudin 1800
†Vaginella eligmostoma Tate 1887
†Vaginella floridana Collins 1934
†Vaginella ovatoconica Ponzi 1876
†Vaginella tricuspidata Zorn and Janssen 1993
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†Euchilotheca ganensis Curry 1982
G. †Falsostyliola Colom 1986
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†Gamopleura melitensis Janssen 1995
Fm. Limacinidae Blainville 1823
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+
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Invalid names: Spiratella tutelina Curry 1986 [synonym]
G. †Currylimacina Janssen 2003
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G. †Embolus Jeffreys 1869
G. †Heliconoides Orbigny 1835
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Invalid names: Limacina texana Garvie and Hodgkinson 1992 [synonym]
†Heliconoides daguini Cahuzac and Janssen 2010
†Heliconoides hospes Rolle 1861
†Heliconoides inflata Orbigny 1836
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Invalid names: Embolus rostralis Souleyet 1880 [synonym], Limacina inflata d'Orbigny 1836 [synonym], Spirialis tertiaria Tate 1887 [synonym]
†Heliconoides linneensis Janssen 2008
†Heliconoides merlei Cahuzac and Janssen 2010
†Heliconoides mermuysi Cahuzac and Janssen 2010
†Heliconoides nemoris Curry 1965
†Heliconoides nitens Lea 1833
†Heliconoides paula Curry 1982
†Heliconoides pyrenaica Cahuzac and Janssen 2010
†Heliconoides tertiaria Cahuzac and Janssen 2010
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Invalid names: Limacina tertiaria Tate 1897 [synonym], Spiratella tertiaria Curry 1965 [synonym]
G. Limacina Bosc 1817
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Subg. †Limacina (Striolimacina) Janssen 1999
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Invalid names: Limacina elevata Collins 1934 [synonym]
†Limacina bulimoides Orbigny 1836
†Limacina conica Koenen 1892
†Limacina gormani Curry 1982
†Limacina karasawai Ando 2011
†Limacina mercinensis Watelet and Lefevre 1885
†Limacina pygmaea Lamarck 1804
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Invalid names: Spirialis bernayi Laubrière 1881 [synonym], Spirialis parisiensis Watelet and Lefèvre 1885 [synonym], Spirialis pygmaea Lamarck 1885 [synonym]
†Limacina trochiformis Orbigny 1836
†Limacina valvatina Reuss 1867
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Invalid names: Spiratella praerangi Tembrock 1989 [synonym]
†Limacina vegrandis Cahuzac and Janssen 2010
Invalid names: Lornia Marwick 1926 [synonym]
G. †Pakistania Eames 1952
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†Pakistania antirotata Eames 1952
G. †Spirialis Eydoux and Souleyet 1840
G. †Lomia
G. †Tibiella
Invalid names: Cymbuliidae Gray 1840 [empty], Desmopteridae Chun 1889 [empty], Paraclididae Tesch 1913 [empty]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: aragonitec
Locomotion: actively mobileo
Life habit: nektonico
Diet: carnivoreo
Vision: limitedc
Created: 2009-09-10 07:43:29
Modified: 2011-06-16 02:36:46
Source: o = order, c = class
References: Hendy et al. 2009, Kiessling 2004

Age range

Maximum range based only on fossils: base of the Danian to the top of the Holocene or 66.00000 to 0.00000 Ma
Minimum age of oldest fossil (stem group age): 61.6 Ma

Collections (276 total)

Oldest occurrences

Time interval Ma Country or state Original ID and collection number
Danian66.0 - 61.6USA (Texas) Cheilospicata sp., Creseis sp. (205466)
Ypresian56.0 - 47.8United Kingdom (England) Limacina mercinensis (3266)
Ypresian56.0 - 47.8Pakistan Pakistania antirotata (183829 183830)
Ypresian56.0 - 47.8USA (Alabama) Limacina choctavensis, Limacina elongatoidea (92269)
Ypresian56.0 - 47.8USA (Texas) Altaspiratella sp., Limacina taylori, Limacina sp., Limacina stenzeli, Skaptotion reklawensis, Altaspiratella bearnensis, Limacina texana, Camptoceratops americanus (83950) Altaspiratella spp., Limacina stenzeli, Limacina taylori, Plotophysops angularis, Skaptotion reklawensis, Limacina texana, Camptoceratops americanus (84337) Skaptotion reklawensis (84325)
Ypresian56.0 - 47.8France Altaspiratella bearnensis, Altaspiratella multispira, Currylimacina cossmanni, Heliconoides auriformis, Heliconoides daguini, Heliconoides merlei, Heliconoides paula, Heliconoides pyrenaica, Limacina gormani, Limacina pygmaea, Limacina vegrandis, Camptoceratops priscus, Euchilotheca ganensis (183746) Altaspiratella bearnensis, Altaspiratella multispira, Limacina gormani, Limacina pygmaea, Camptoceratops priscus, Euchilotheca ganensis (171370) Altaspiratella bearnensis, Currylimacina cossmanni, Heliconoides auriformis, Heliconoides merlei, Heliconoides paula, Limacina gormani, Limacina pygmaea, Camptoceratops priscus, Euchilotheca ganensis (183749) Altaspiratella bearnensis, Heliconoides auriformis, Limacina gormani, Euchilotheca ganensis (183748) Limacinidae sp. 2, Altaspiratella bearnensis, Altaspiratella multispira, Heliconoides auriformis, Limacina gormani, Camptoceratops priscus, Euchilotheca ganensis (183747) Plotophysops bearnensis, Plotophysops multispira, Skaptotion cossmanni, Spiratella auriformis, Heliconoides merlei, Spiratella paula, Heliconoides pyrenaica, Spiratella gormani, Limacina pygmaea, Limacina vegrandis, Camptoceratops priscus, Euchilotheca ganensis (171369)
Lutetian47.8 - 41.3USA (Texas) Tibiella texana (90455)
Lutetian47.8 - 41.3France Ampullaria pygmaea (184137)
Lutetian47.8 - 41.3Pakistan Pakistania antirotata (183827 183828)
Lutetian47.8 - 41.3United Kingdom (England) Skaptotion nitens, Limacina nemoris (8124)
Lutetian - Bartonian47.8 - 38.0USA (Washington) Heliconoides nitens (205833)
Middle Eocene47.8 - 37.71United Kingdom (England) Skaptotion bartonense (3265)
Middle Eocene47.8 - 37.71Canada (Nova Scotia) Limacina sp., Limacina canadensis (141908)
Lutetian - Priabonian47.8 - 33.9USA (Mississippi) Clio simplex (1423 1429 1430 1431 1432 1433 1434)
Bartonian41.3 - 38.0USA (Mississippi) Clio simplex (164232) Creseis hastata (91097) Creseis hastata, Creseis corpulenta, Bovicornu gracile (90704) Creseis simplex (90643)
Bartonian41.3 - 38.0USA (Alabama) Creseis elba, Creseis nimba, Tibiella marshi, Planaria nitens (90600)
Bartonian41.3 - 38.0USA (Texas) Creseis sp. (99027)
Kaiatan39.1 - 36.7New Zealand (South Island) Lornia limata (205813)
Kaiatan39.1 - 36.7New Zealand Lornia limatula (67839)
Priabonian38.0 - 33.9USA (Washington) Limacina sp. (191203)