| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Challaia
Taxonomy
Challaia is a genus. Its type is Challaia magna.
It was assigned to Acrolepidae by López-Arbarello et al. (2010).
It was assigned to Acrolepidae by López-Arbarello et al. (2010).
Species
C. magna (type species)
Synonymy list
| Year | Name and author |
|---|---|
| 2010 | Challaia López-Arbarello et al. p. 254 |
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.
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| A. López-Arbarello et al. 2010 | Acrolepid fishes characterized by the following unique combination of characters: large maxilla with slender suborbital portion and large trapezoidal postorbital plate with large posteroventral expansion overlapping the lower jaw; preoperculum very inclined and narrow; at
least one suborbital bone; numerous anteopercular bones, among them a very slender element laying on the dorsal border of the preoperculum; operculum narrowing upwards and much deeper, but narrower than suboperculum; two types of conical teeth on jaws, one type being much larger than the other one; scales ornamented with longitudinal ganoine ridges irregularly anastomosing posteriorly and not reaching the posterior margin of the scale. |
Measurements
No measurements are available
|
|
||||
|
|||||
|
|
||||
| Source: c = class, subp = subphylum | |||||
| References: Carroll 1988, Hendy et al. 2009 | |||||
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Ladinian - Carnian | Argentina (Mendoza) | C. magna (117878) |