| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Alamirifica harrissi
Taxonomy
Pyrazus harrissi was named by Allison (1955). Its type specimen is UCMP 33563, a partial shell, and it is a 3D body fossil. Its type locality is Alisitos Fm. (UCB A-8317), which is in an Aptian shallow subtidal conglomerate in the Alisitos Formation of Mexico.
It was recombined as Alamirifica harrissi by Saul and Squires (2003).
It was recombined as Alamirifica harrissi by Saul and Squires (2003).
Synonymy list
| Year | Name and author |
|---|---|
| 1955 | Pyrazus harrissi Allison p. 420 figs. pl. 42, fig. 1 |
| 2003 | Alamirifica harrissi Saul and Squires p. 444 figs. Figure 2.17–2.18 |
Is something missing? Join the Paleobiology Database and enter the data
|
|
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.
†Alamirifica harrissi Allison 1955
show all | hide all
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| L. R. Saul and R. L. Squires 2003 | Shell medium, wide pleural angle, six-sided pyramidal shape, two primary spiral cords, and many spiral threads. |
Measurements
No measurements are available
|
|
||||
|
|
||||
|
|
||||
| Source: c = class | |||||
| Reference: Kiessling 2004 | |||||
Age range: base of the Late/Upper Aptian to the top of the Albian or 119.57000 to 100.50000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Aptian | Mexico (Baja California) | Pyrazus harrissi (1878) | |
| Albian | Mexico (Baja California) | Alamirifica harrissi (220410) |