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Taxonomy
Asaphellus aspinus was named by Robison and Pantoja-Alor (1968). Its type specimen is USNM 158906, a cephalon/head (librigenae), and it is not a trace fossil.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1968 | Asaphellus aspinus Robison and Pantoja-Alor p. 781 |
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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.
†Asaphellus aspinus Robison and Pantoja-Alor 1968
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, f = family, o = order, c = class | |||||
| References: Aberhan et al. 2004, Hendy 2009, Hendy et al. 2009 | |||||
Collections (6 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Furongian | Argentina | Asaphellus aspinus (115455 115456 115457) | |
| Furongian | Argentina (Jujuy) | Asaphellus aspinus (115420) | |
| Tremadoc | Mexico (Oaxaca) | Asaphellus aspinus (9842 9851) |