| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Taxonomy
Lalax was named by Hamilton (1990). It is the type genus of Lalacidae, Lalacinae, Lalacini.
It was assigned to Lalacini by Hamilton (1990), Szwedo et al. (2004).
It was assigned to Lalacini by Hamilton (1990), Szwedo et al. (2004).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1990 | Lalax Hamilton p. 106 |
| 2004 | Lalax Szwedo et al. p. 76 |
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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.
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: c = class, p = phylum | |||||
| References: Kiessling 2004, Bush and Bambach 2015 | |||||
Age range: Late/Upper Aptian or 119.57000 to 113.20000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Aptian | Brazil (Ceará) | L. sp., L. mutabilis (122352) |