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Hesslerides arcentensis
Taxonomy
Hesslerides arcentensis was named by Brezinski (2000). Its type specimen is CM 45996, a cephalon/head (cranidium), and it is a 3D body fossil. Its type locality is Dead Mans Branch, Alamo Canyon, Lake Valley Formation, Arcente Member, Otero, which is in an Osagean offshore shelf lime mudstone/shale in the Lake Valley Formation of New Mexico.
Synonymy list
| Year | Name and author |
|---|---|
| 2000 | Hesslerides arcentensis Brezinski pp. 1062 - 1063 fig. 10.1–10.13 |
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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.
†Hesslerides arcentensis Brezinski 2000
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| D. K. Brezinski 2000 | Glabella constricted at intersection of S1 and dor- sal furrow, frontal lobe gibbous, meeting anterior margin. Border furrow flat, broad. Pygidium short, semicircular in outline, with anterior rib bands extending onto border, nearly to margin. Axis shouldered, terminal rib slightly inflated. |
Measurements
No measurements are available
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| Source: f = family, o = order, c = class | |||||
| References: Whittington et al. 1997, Fortey and Owens 1999, Aberhan et al. 2004 | |||||
Age range: Osagean or 351.90000 to 342.90000 Ma
Collections (3 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Osagean | USA (New Mexico) | Hesslerides arcentensis (64759 type locality: 64760) | |
| Osagean - Meramecian | USA (New Mexico) | Hesslerides arcentensis (64761) |