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Taxonomy
Cardium isocardia was named by Linnaeus (1758) [DISTRIBUTION: circum-Caribbean.]. It is extant. It is the type species of Trachycardium, Trachycardium (Trachycardium).
It was recombined as Trachycardium isocardia by Vidal (1999); it was recombined as Trachycardium (Trachycardium) isocardia by Woodring (1982), Hendy et al. (2015).
It was recombined as Trachycardium isocardia by Vidal (1999); it was recombined as Trachycardium (Trachycardium) isocardia by Woodring (1982), Hendy et al. (2015).
Sister 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, T. bonellii, T. carolinensis, T. coxi, T. declive, T. denticostulatum, T. domeykoanum, T. efaulense, T. emmonsi, T. eufaulense, T. floridanum, T. granconense, T. heinzelini, T. kansasense, T. kinsimarae, T. longstreeti, T. magnum, T. multicostatum, T. niasense, T. oedalium, T. ouachitense, T. paraense, T. picteti, T. plectopleura, T. procerum, T. pseudogigas, T. pseudomagnum, T. quadragenerium, T. sindense, T. sindensis, T. sokkohense, T. spolongense, T. tenuistriatum, T. ustri, T. vaughani, T. waylandi, T. yokoyamai, T. gigas, T. dominicense, T. dominicense, T. muricata, T. sanctidavidis, T. striatum, T. striatum, T. evergladensis, T. flexicostatum, T. lingualionis
Synonymy list
| Year | Name and author |
|---|---|
| 1758 | Cardium isocardia Linnaeus p. 679 |
| 1860 | Cardium isocardia Holmes p. 25 |
| 1982 | Trachycardium (Trachycardium) isocardia Woodring p. 637 |
| 1999 | Trachycardium isocardia Vidal p. 264 figs. 1A-C |
| 2015 | Trachycardium (Trachycardium) isocardia Hendy et al. |
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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.
Trachycardium (Trachycardium) isocardia Linnaeus 1758
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, c = class | |||||
| References: Todd 2001, Aberhan et al. 2004, Sanchez Roig 1926 | |||||
Age range: base of the Aquitanian to the top of the Holocene or 23.04000 to 0.00000 Ma
Collections (21 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Aquitanian | Panama | Trachycardium isocardia (42627 42629 93039) | |
| Tortonian | Panama | Trachycardium isocardia (93054) | |
| Messinian | Panama | Trachycardium isocardia (60692) | |
| Early/Lower Pliocene | Venezuela (Sucre) | Trachycardium isocardia (41543 41552) | |
| Pliocene | USA (Florida) | Cardium isocardia (75023) | |
| Late/Upper Pliocene | Venezuela | Trachycardium isocardia (131210 131217 131218 131237 131363) | |
| Early/Lower Pleistocene | USA (North Carolina) | Trachycardium isocardia (80033 80035) | |
| Early/Lower Pleistocene | USA (Florida) | Cardium isocardia (79333) | |
| Pleistocene | USA (South Carolina) | Cardium isocardia (203376) | |
| Pleistocene | Dominican Republic | Cardium isocardia (75425) | |
| Pleistocene - Holocene | USA (South Carolina) | Cardium isocardia (203378) | |
| Late/Upper Pleistocene | USA (Florida) | Cardium isocardia (34269) | |
| Holocene | Venezuela | Trachycardium isocardia (131223) |