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Tridacna

Bivalvia - Cardiida - Cardiidae

Taxonomy
Tridacna was named by Bruguière (1797) [Sepkoski's age data: T Mi-l R]. It is extant.

It was assigned to Veneroida by Sepkoski (2002); to Tridacninae by Harzhauser et al. (2008); and to Tridacnidae by Vokes (1980), Lamprell and Whitehead (1992), Bouchet et al. (2010).

Synonymy list
YearName and author
1797Tridacna Bruguière
1980Tridacna Vokes p. 134
1992Tridacna Lamprell and Whitehead p. 74
2002Tridacna Sepkoski
2008Tridacna Harzhauser et al. p. 204
2010Tridacna Bouchet et al.

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classBivalvia
—Eubivalvia
subclassAutobranchia(Groblen 1894)
infraclassHeteroconchia(Gray 1854)
—CardiomorphiFerussac 1822
—CardioniFerussac 1822
RankNameAuthor
—CardiidiaFerussac 1822
—CardiataFerussac 1822
superorderCardiiformiiFerussac 1822
orderCardiidaFerussac 1822
suborderCardiidinaFerussac 1822
—CardioideiFerussac 1822
superfamilyCardioidea(Lamarck 1809)
familyCardiidaeLamarck 1809
—Neocardiids
—EucardiidsSchneider 1995
subfamilyTridacninae(Lamarck 1819)
genusTridacnaBruguière 1797

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. Tridacna Bruguière 1797
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Subg. Tridacna (Tridacna) Bruguière 1797
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Tridacna (Tridacna) tevoroa Lucas et al. 1990
†Tridacna evae Harzhauser et al. 2008
†Tridacna maxima Roeding 1798
Tridacna noae Röding 1798
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: aragonitef
Grouping: solitaryf
Environment: marinef
Locomotion: stationarysubf
Attached: yessubf
Life habit: epifaunalsubf
Diet: photosymbioticsubf
Diet 2: suspension feedersubf
Vision: limitedg
Created: 2009-12-09 05:25:29
Modified: 2010-02-16 08:15:50
Source: g = genus, subf = subfamily, f = family
References: Hendy et al. 2009, Whittington et al. 1997, Kiessling 2004

Age range

Maximum range based only on fossils: base of the Aquitanian to the top of the Holocene or 23.04000 to 0.00000 Ma
Minimum age of oldest fossil (stem group age): 20.45 Ma

Collections (71 total)


Time interval Ma Country or state Original ID and collection number
Aquitanian23.04 - 20.45Oman T. evae (75609)
Early/Lower Miocene23.04 - 15.98Northern Mariana Islands T. sp. (43365)
Burdigalian - Langhian20.45 - 13.82Malaysia T. sp. (165770)
Late/Upper Miocene11.63 - 5.333Indonesia (Borneo) T. derasa (42339)
Late/Upper Miocene11.63 - 5.333Marshall Islands T. sp. (43326)
Late/Upper Miocene11.63 - 5.333Indonesia T. gigas, T. derasa (70078) T. rudis (70100) T. rudis, T. gigas (70077)
Late/Upper Miocene11.63 - 5.333Indonesia (Kalimantan) T. mbalavuana (173685)
Pliocene5.333 - 2.58Indonesia (Kalimantan Timur) T. squamosa (46490)
Late/Upper Pliocene3.6 - 2.58Japan (Okinawa) T. squamosa (96696)
Early/Lower Pleistocene2.58 - 0.774Japan (Okinawa) T. sp. (42380)
Pleistocene2.58 - 0.0117Sudan T. elongata, T. gigas (101414)
Pleistocene2.58 - 0.0117Saudi Arabia T. maxima (198538 198579) T. sp. (198541 198561 198562 198563 198577 198586)
Pleistocene2.58 - 0.0117Pakistan T. sp. (55403)
Pleistocene2.58 - 0.0117Eritrea T. cumingi, T. gigas (101415) T. gigas (101417)
Pleistocene - Holocene2.58 - 0.0Yemen T. croacea (55373 55380)
Middle Pleistocene0.774 - 0.129Kiribati T. sp. (209911)
Middle Pleistocene0.774 - 0.129Egypt T. squamosa (120130)
Middle Pleistocene0.774 - 0.129Jordan T. squamosa (82749 82752 82754)
Middle Pleistocene - Late/Upper Pleistocene (interglacial)0.774 - 0.0117Iran T. sp. (164152)
Late/Upper Pleistocene0.129 - 0.0117Japan (Ryukyu) T. noae (41606)
Late/Upper Pleistocene0.129 - 0.0117Australia (Western Australia) T. maxima (63356)
Late/Upper Pleistocene0.129 - 0.0117Saudi Arabia T. sp. (192719 201412 201440 201472) T. squamosa (107972 201414)
Late/Upper Pleistocene (interglacial)0.129 - 0.0117Egypt (Sinai) T. sp. (109441)
Late/Upper Pleistocene0.129 - 0.0117Djibouti T. sp. (89257 96786) T. squamosa, T. crocea (96787)
Late/Upper Pleistocene (interglacial)0.129 - 0.0117Kenya T. gigas (81096 81097 81100) T. sp. (81072 81075)
Late/Upper Pleistocene0.129 - 0.0117Tonga T. gigas (96436)
Late/Upper Pleistocene0.129 - 0.0117Seychelles T. gigas, T. maxima (80965 80966) T. gigas, T. maxima, T. crocea (81009) T. maxima (81006) T. sp. (81007 81008 107991)
Late/Upper Pleistocene0.129 - 0.0117Eritrea T. maxima (80719)
Late/Upper Pleistocene0.129 - 0.0117Japan T. cumingii (88886)
Late/Upper Pleistocene0.129 - 0.0117French Polynesia T. gigas, T. maxima, T. squamosa (194003)
Late/Upper Pleistocene (interglacial)0.129 - 0.0117Seychelles T. sp. (89247)
Holocene0.0117 - 0.0Australia (Western Australia) T. maxima (191983)
Holocene0.0117 - 0.0Japan T. squamosa (82029 165437 165438)
Holocene0.0117 - 0.0Kiribati T. sp. (97450)
Holocene0.0117 - 0.0Cook Islands T. sp. (97456)
Holocene0.0117 - 0.0French Polynesia T. sp. (97472 97476)
Holocene0.0117 - 0.0Papua New Guinea (Morobe) T. sp. (97430)
Holocene0.0117 - 0.0Jordan T. squamosa (97661)