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Taxonomy
Miomonalonion conoidifrons was named by Sailer and Carvalho (1957). Its type specimen is USNM 561983, an exoskeleton, and it is a 3D body fossil. Its type locality is USGS Cenozoic 19057, Mule Canyon, Calico Hills, which is in a Hemingfordian lacustrine - large shale in the Barstow Formation of California. It is the type species of Miomonalonion.
Synonymy list
| Year | Name and author |
|---|---|
| 1957 | Miomonalonion conoidifrons Sailer and Carvalho p. 258 figs. Pl 33, figs 8,9 |
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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.
†Miomonalonion conoidifrons Sailer and Carvalho 1957
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: c = class, p = phylum | |||||
| References: Bush and Bambach 2015, Kiessling 2004 | |||||
Age range: Hemingfordian or 20.43000 to 15.97000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Hemingfordian | USA (California) | Miomonalonion conoidifrons (type locality: 123022) |