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Thracia (Cyathodonta)

Bivalvia - Thraciida - Thraciidae

Taxonomy
Cyathodonta was named by Conrad (1849) [Sepkoski's age data: T Eo-u R Sepkoski's reference number: 814]. It is extant.

It was reranked as Thracia (Cyathodonta) by Willett (1937), Mansfield (1940), Mandic and Steininger (2003).

It was assigned to Thraciidae by Vokes (1980), Woodring (1982); to Pholadomyoida by Sepkoski (2002); and to Thracia by Willett (1937), Mansfield (1940), Mandic and Steininger (2003).

Subtaxa
Cyathodonta dolicha, Cyathodonta dubiosa, Cyathodonta gatunensis, Cyathodonta guadelupensis, Cyathodonta pedroana, Cyathodonta spenceri, Cyathodonta tristani, Cyathodonta undulata, Cyathodonta weaveri, Thracia (Cyathodonta) formosa, Thracia (Cyathodonta) taylorensis
Species lacking formal opinion data
Cyathodonta dalli, Cyathodonta eggenburgensis, Cyathodonta magnifica, Cyathodonta reedsi, Cyathodonta semirugosa, Cyathodonta undulata, Thracia aequilatera, Thracia alpina, Thracia altenai, Thracia amygdaloidea, Thracia asahiensis, Thracia askinae, Thracia bellardii, Thracia carinifera, Thracia cornuta, Thracia curtensata, Thracia detruncata, Thracia devexa, Thracia disjuncta, Thracia eggenburgensis, Thracia fukushimensis, Thracia gracilis, Thracia greppini, Thracia hataii, Thracia higashinodonoensis, Thracia inflata, Thracia inflata, Thracia inflata, Thracia kakumana, Thracia kamayashikensis, Thracia kamtschatica, Thracia kavranensis, Thracia kavranensis, Thracia keuperina, Thracia kidoensis, Thracia kovatschensis, Thracia lata, Thracia lens, Thracia lens, Thracia loducensis, Thracia magna, Thracia meridionalis, Thracia myopsis, Thracia necomiensis, Thracia neocomiensis, Thracia nicoleti, Thracia oregonensis, Thracia oregonensis, Thracia pertrapezoidea, Thracia phasaeolina, Thracia phaseolina, Thracia phillipsi, Thracia phillipsii, Thracia prominensis, Thracia prominensis, Thracia robinaldina, Thracia rotunda, Thracia rotundata, Thracia sanctae-crucis, Thracia seguenzai, Thracia sekii, Thracia semiplanata, Thracia shokawensis, Thracia similis, Thracia simplex, Thracia staufti, Thracia stenochora, Thracia stenochora, Thracia subrhombica, Thracia sulcata, Thracia tombecki, Thracia transversa, Thracia tristana, Thracia utcholokensis, Thracia vicksburgensis, Thracia vicksburgiana, Thracia vicksburgiana, Thracia vulvaria, Thracia watanabei, Thracia woodi

Synonymy list
YearName and author
1849Cyathodonta Conrad
1937Thracia (Cyathodonta) Willett p. 387
1940Thracia (Cyathodonta) Mansfield p. 187
1980Cyathodonta Vokes pp. 209, 210
1982Cyathodonta Woodring p. 721
2002Cyathodonta Sepkoski
2003Thracia (Cyathodonta) Mandic and Steininger p. 280

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classBivalvia
—Eubivalvia
subclassAutobranchia(Groblen 1894)
RankNameAuthor
infraclassHeteroconchia(Gray 1854)
—CardiomorphiFerussac 1822
—CardioniFerussac 1822
—CardiidiaFerussac 1822
—PoromyataRidewood 1903
orderThraciida
superfamilyThracioideaStoliczka 1870
familyThraciidaeStoliczka 1870
genusThraciaBlainville 1824
subgenusCyathodonta(Conrad 1849)

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.

Subg. Thracia (Cyathodonta) Conrad 1849
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†Cyathodonta dolicha Woodring 1982
†Cyathodonta gatunensis Toula 1909
Cyathodonta pedroana Dall 1915 [San Pedro thraciid]
†Cyathodonta spenceri Dall 1903
†Cyathodonta tristani Olsson 1922
†Cyathodonta weaveri Clark 1918
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: aragonitec
Locomotion: facultatively mobileg
Life habit: infaunalg
Diet: suspension feederg
Vision: blindc
Comments: LIFE HISTORY: IS, MA, UN, SU according to Todd (2001).g
Created: 2009-09-09 08:00:13
Modified: 2009-09-09 15:43:48
Source: g = genus, c = class
References: Sanchez Roig 1926, Aberhan et al. 2004

Age range

Maximum range based only on fossils: base of the Rupelian to the top of the Late/Upper Pleistocene or 33.90000 to 0.01170 Ma
Minimum age of oldest fossil (stem group age): 27.3 Ma

Collections (48 total)


Time interval Ma Country or state Original ID and collection number
Rupelian33.9 - 27.3USA (Mississippi) Thracia taylorensis (169205)
Chattian27.3 - 23.04Panama Cyathodonta dolicha (42558)
Late/Upper Oligocene27.3 - 23.04USA (California) Cyathodonta weaveri (122273)
Aquitanian23.04 - 20.45Panama Cyathodonta gatunensis (42607 42609 49492)
Early/Lower Miocene23.04 - 15.98Puerto Rico Cyathodonta reedsi (80205)
Burdigalian20.45 - 15.98Austria Thracia eggenburgensis (77404)
Middle Miocene15.98 - 11.63Puerto Rico Cyathodonta reedsi (80243 80245 80287)
Middle Miocene15.98 - 11.63Panama Cyathodonta gatunensis (93049)
Badenian13.82 - 12.8Poland Cyathodonta eggenburgensis (51687)
Tortonian11.63 - 7.246Venezuela Cyathodonta gatunensis (130981)
Tortonian11.63 - 7.246Panama (Colon) Cyathodonta dolicha (145281) Cyathodonta sp. (79984)
Tortonian11.63 - 7.246Panama Cyathodonta dolicha (93163)
Late/Upper Miocene11.63 - 5.333Colombia Cyathodonta gatunensis (131220)
Messinian7.246 - 5.333Panama Cyathodonta gatunensis (60691)
Early/Lower Pliocene5.333 - 3.6Venezuela (Sucre) Cyathodonta tristani (41555 41570)
Early/Lower Pliocene5.333 - 3.6USA (California) Cyathodonta undulata (96542 96545) Thracia formosa (220195 220196)
Zanclean5.333 - 3.6USA (South Carolina) Cyathodonta dalli (60940)
Pliocene5.333 - 2.58USA (California) Thracia formosa (194664)
Pliocene5.333 - 2.58Costa Rica Thracia tristani (134678)
Late/Upper Pliocene3.6 - 2.58USA (California) Cyathodonta pedroana (238616 239463 239465 239574)
Late/Upper Pliocene3.6 - 2.58USA (Florida) Thracia sp. (79797)
Late/Upper Pliocene3.6 - 2.58Venezuela Cyathodonta magnifica (131218) Cyathodonta semirugosa (131210)
Piacenzian3.6 - 2.58USA (California) Cyathodonta sp. (122752)
Early/Lower Pleistocene2.58 - 0.774USA (Florida) Thracia tristana (41202)
Early/Lower Pleistocene2.58 - 0.774Ecuador (Manabi) Cyathodonta sp. (48664)
Early/Lower Pleistocene2.58 - 0.774Costa Rica Thracia dubiosa, Thracia undulata (66777)
Middle Pleistocene0.774 - 0.129USA (California) Cyathodonta pedroana (71053 138723 202644) Thracia undulata (96894)
Middle Pleistocene0.774 - 0.129USA (Florida) Cyathodonta semirugosa (67069)
Late/Upper Pleistocene0.129 - 0.0117USA (California) Cyathodonta undulata (160361 219029) Thracia undulata (59063)
Late/Upper Pleistocene0.129 - 0.0117Mexico (Sonora) Cyathodonta sp. (44963)