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Megacardita
Taxonomy
Megacardita was named by Sacco (1899) [Sepkoski's age data: T Eo-m-l R]. It is extant.
It was reranked as Venericardia (Megacardita) by Fleming (1966).
It was assigned to Carditidae by Vokes (1939); to Venericardia by Fleming (1966); to Venericardiinae by Vokes (1980), Beu et al. (1990); and to Veneroida by Sepkoski (2002).
It was reranked as Venericardia (Megacardita) by Fleming (1966).
It was assigned to Carditidae by Vokes (1939); to Venericardia by Fleming (1966); to Venericardiinae by Vokes (1980), Beu et al. (1990); and to Veneroida by Sepkoski (2002).
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1899 | Megacardita Sacco |
| 1939 | Megacardita Vokes pp. 65, 66 |
| 1966 | Venericardia (Megacardita) Fleming p. 152 |
| 1980 | Megacardita Vokes p. 119 |
| 1990 | Megacardita Beu et al. p. 398 |
| 2002 | Megacardita Sepkoski |
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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. Megacardita Sacco 1899
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†Venericardia (Megacardita) japonica Mizuno 1952
†Venericardia (Megacardita) osawanoensis Tsuda 1959
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, superf = superfamily | |||||
| References: Sanchez Roig 1926, Eames 1951 | |||||
Age range: base of the Early/Lower Eocene to the top of the Late/Upper Pleistocene or 56.00000 to 0.01170 Ma
Collections (37 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Eocene | Russian Federation | M. matschigarica (70564) | |
| Lutetian - Bartonian | Russian Federation | M. utcholokensis (50051) | |
| Bartonian - Priabonian | Russian Federation | M. matschigarica (50151) | |
| Late/Upper Eocene | Japan | Venericardia japonica (70922) | |
| Early/Lower Oligocene | Russian Federation | M. matschigarica (70463 70518) | |
| Rupelian | Russian Federation | M. utcholokensis (49980) | |
| Chattian | New Zealand (Central Otago) | Venericardia sp. (35119) | |
| Late/Upper Oligocene | New Zealand (Central Otago) | Venericardia sp. (35131) | |
| Late/Upper Oligocene | Russian Federation | M. matschigarica (70464 70475) | |
| Aquitanian - Burdigalian | Russian Federation | M. chukotica (50041) M. chukotica, M. matschigarica (50050) | |
| Early/Lower Miocene | Russian Federation | M. matschigarica (45442) | |
| Langhian | Japan | Venericardia ferruginosa (277591) | |
| Langhian | Austria | M. sp. (146512) | |
| Middle Miocene | Russian Federation | M. chukotica (45445) M. matschigarica (70562) | |
| Middle Miocene | Japan | Venericardia osawanoensis (70302) | |
| Middle Miocene | Poland | M. laticostata (51688) | |
| Badenian | Slovakia | M. jouanneti (73137 145973) | |
| Badenian | Poland | M. laticosta (51687) | |
| Serravallian | France | M. jouanneti (34609) | |
| Serravallian | USA (Florida) | M. hesperide (111204) | |
| Late/Upper Miocene | Russian Federation | M. matschigarica (70444) | |
| Early/Lower Pliocene | Japan | Venericardia ferruginosa (97031 97033) | |
| Late/Upper Pliocene | Japan (Aomori) | M. sp. (234748) | |
| Piacenzian | Japan | M. sp. (97077) | |
| Middle Pleistocene | Australia (Western Australia) | M. incrassata (63354) | |
| Late/Upper Pleistocene | Australia (Western Australia) | M. incrassata (63355) M. turgida (63317 63320 63321 63351 63356) |