| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Taxonomy
Chesacardium laqueatum blackwelderi was named by Ward (1992). Its type specimen is USNM 405254, a shell, and it is not a trace fossil.
Synonymy list
| Year | Name and author |
|---|---|
| 1992 | Chesacardium laqueatum blackwelderi Ward p. 92 figs. Plate 17, Figure 4 |
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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.
†Chesacardium laqueatum blackwelderi Ward 1992
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class | |||||
| References: Todd 2001, Aberhan et al. 2004 | |||||
Age range: Serravallian or 13.82000 to 11.62000 Ma
Collections (3 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Serravallian | USA (Maryland) | Chesacardium laqueatum (60376 70830 70844) |