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Trachycardium (Mexicardia)

Bivalvia - Cardiida - Cardiidae

Taxonomy
Trachycardium (Mexicardia) was named by Stewart (1930). It is extant. Its type is Cardium procerum.

It was Cardium (Mexicardia) by Pilsbry and Olsson (1941); it was reranked as Mexicardia by Sepkoski (2002).

It was assigned to Cardium by Pilsbry and Olsson (1941); to Trachycardium by Stewart (1930), Woodring (1982), Vokes (1989); and to Veneroida by Sepkoski (2002).

Subtaxa
Mexicardia procera (syn. Cardium panamense), Trachycardium (Mexicardia) dominicanum
Species lacking formal opinion data
Cardium anclotense, Cardium brooksvillense, Cardium coutinhoi, Cardium delphicum, Cardium hernandoense, Cardium hortensium, Cardium inconspicuum, Cardium laddi, Cardium leucostomum, Cardium malacum, Cardium oedalium, Cardium oedalium, Cardium paraense, Cardium peruvianum, Cardium plectopleura, Cardium silicatum, Cardium stiriatum, Cardium striatum, Cardium ustrix, Cardium viridarii, Cardium virile, Cardium waylandi, Cardium zorritense, Cardium zorritoensis, Carduim fraternum, Laevicardium gigas, Pleuriocardia eufaulensis huntanum, Pleuriocardia huntanum, Pleurocardia longstreeti, Pleurocardia tinninense, Trachycardium bonellii, Trachycardium carolinensis, Trachycardium coxi, Trachycardium declive, Trachycardium denticostulatum, Trachycardium domeykoanum, Trachycardium dominicense, Trachycardium dominicense, Trachycardium efaulense, Trachycardium emmonsi, Trachycardium eufaulense, Trachycardium evergladensis, Trachycardium flexicostatum, Trachycardium floridanum, Trachycardium gigas, Trachycardium granconense, Trachycardium heinzelini, Trachycardium kansasense, Trachycardium kinsimarae, Trachycardium lingualionis, Trachycardium longstreeti, Trachycardium magnum, Trachycardium multicostatum, Trachycardium muricata, Trachycardium niasense, Trachycardium oedalium, Trachycardium ouachitense, Trachycardium paraense, Trachycardium picteti, Trachycardium plectopleura, Trachycardium procerum, Trachycardium pseudogigas, Trachycardium pseudomagnum, Trachycardium quadragenerium, Trachycardium sanctidavidis, Trachycardium sindense, Trachycardium sindensis, Trachycardium sokkohense, Trachycardium spolongense, Trachycardium striatum, Trachycardium striatum, Trachycardium tenuistriatum, Trachycardium ustri, Trachycardium vaughani, Trachycardium waylandi, Trachycardium yokoyamai

Synonymy list
YearName and author
1930Trachycardium (Mexicardia) Stewart pp. 263 - 264
1941Cardium (Mexicardia) Pilsbry and Olsson p. 9
1982Trachycardium (Mexicardia) Woodring p. 640
1989Trachycardium (Mexicardia) Vokes p. 109
2002Mexicardia Sepkoski

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classBivalvia
—Eubivalvia
subclassAutobranchia(Groblen 1894)
infraclassHeteroconchia(Gray 1854)
—CardiomorphiFerussac 1822
RankNameAuthor
—CardioniFerussac 1822
—CardiidiaFerussac 1822
—CardiataFerussac 1822
superorderCardiiformiiFerussac 1822
orderCardiidaFerussac 1822
suborderCardiidinaFerussac 1822
—CardioideiFerussac 1822
superfamilyCardioidea(Lamarck 1809)
familyCardiidaeLamarck 1809
subfamilyTrachycardiinaeStewart 1930
genusTrachycardiumMörch 1853
subgenusMexicardia

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. Trachycardium (Mexicardia) Stewart 1930
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Mexicardia procera Sowerby 1833 [slender cockle]
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Invalid names: Cardium panamense Sowerby I 1833 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: aragonitec
Locomotion: facultatively mobileg
Life habit: infaunalg
Diet: suspension feederg
Vision: blindc
Created: 2009-09-09 07:20:56
Modified: 2009-09-09 09:20:56
Source: g = genus, c = class
References: Todd 2001, Aberhan et al. 2004, Sanchez Roig 1926

Age range

Maximum range based only on fossils: base of the Middle Eocene to the top of the Holocene or 48.07000 to 0.00000 Ma
Minimum age of oldest fossil (stem group age): 27.3 Ma

Collections (99 total)


Time interval Ma Country or state Original ID and collection number
Middle Eocene - Early/Lower Oligocene48.07 - 27.3Haiti Cardium dominicanum (173456)
Tortonian11.63 - 7.246Panama Trachycardium dominicanum (52169 52170 52171 52172 82119 82121 82130) Trachycardium sp. (145524)
Tortonian11.63 - 7.246Panama (Darien) Trachycardium sp. (136033 136104 136122)
Tortonian11.63 - 7.246Panama (Colon) Mexicardia dominicanum (142895 142897 142898 142899 142902 142906 142913) Trachycardium dominicanum (145254 145255)
Tortonian11.63 - 7.246Venezuela Trachycardium dominicanum (130981)
Tortonian11.63 - 7.246Dominican Republic Cardium dominicanum (58816 58817) Trachycardium dominicanum (74934 94139 94141 99854 131472 131473 131474 131508 131509 131510 131514 131515 131516 131517 131518)
Late/Upper Miocene11.63 - 5.333Colombia Trachycardium dominicanum (131220)
Messinian7.246 - 5.333Dominican Republic Trachycardium dominicanum (75042)
Early/Lower Pliocene5.333 - 3.6Costa Rica Cardium costaricanum (134655)
Pliocene5.333 - 2.58Ecuador Cardium procerum (97638)
Pliocene5.333 - 2.58Costa Rica Cardium procerum (66795)
Pliocene5.333 - 2.58Chile (Copiapó) Trachycardium procerum (222835)
Pliocene5.333 - 2.58Chile (Antofagasta) Mexicardia procera (96707)
Late/Upper Pliocene3.6 - 2.58Peru Trachycardium procerum (80487)
Late/Upper Pliocene3.6 - 2.58Costa Rica Cardium procerum (66793)
Early/Lower Pleistocene2.58 - 0.774Costa Rica Cardium procerum (66777)
Early/Lower Pleistocene2.58 - 0.774Ecuador (Manabi) Trachycardium procerum (48665)
Pleistocene2.58 - 0.0117Mexico (Sonora) Trachycardium procerum (96565)
Pleistocene2.58 - 0.0117USA (California) Trachycardium procerum (237610)
Pleistocene2.58 - 0.0117Chile (Copiapó) Trachycardium procerum (222836 222876 222881 222882)
Quaternary2.58 - 0.0Chile (Copiapó) Trachycardium procerum (223446 223448 223450 223451)
Calabrian1.8 - 0.774Ecuador Cardium procerum (97639)
Middle Pleistocene0.774 - 0.129USA (California) Cardium procerum (222663) Trachycardium panamense (71051)
Middle Pleistocene - Late/Upper Pleistocene0.774 - 0.0117USA (California) Cardium panamense (222646) Trachycardium procerum (222954)
Late/Upper Pleistocene0.129 - 0.0117Mexico Trachycardium procerum (147802 147803)
Late/Upper Pleistocene0.129 - 0.0117Peru Trachycardium procerum (76643)
Late/Upper Pleistocene0.129 - 0.0117USA (California) Cardium procerum (59063 96589 222660 222661 222674) Laevicardium procerum (96895) Trachycardium panamense (96935 96936 96937 96938 96939) Trachycardium procerum (96566 160361 219029 219030 222953 222955 226458 240612)
Late/Upper Pleistocene0.129 - 0.0117Mexico (Sonora) Cardium procerum (96556 96557 96558 96561) Trachycardium panamense (44963)
Late/Upper Pleistocene0.129 - 0.0117Peru (Moquegua) Trachycardium procerum (43708 43717 43718 43720)
Late/Upper Pleistocene - Holocene0.129 - 0.0Panama (Panama) Mexicardia procera (160395)
Holocene0.0117 - 0.0Peru Trachycardium procerum (97643 97645)