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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Laccognathus
Taxonomy
Laccognathus was named by Gross (1941).
It was assigned to Holoptychiidae by Vorobyeva (2006) and Mondéjar‐Fernández et al. (2020).
It was assigned to Holoptychiidae by Vorobyeva (2006) and Mondéjar‐Fernández et al. (2020).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1941 | Laccognathus Gross p. 19 |
| 2006 | Laccognathus Vorobyeva p. 312 |
| 2020 | Laccognathus Mondéjar‐Fernández et al. |
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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.
G. †Laccognathus Gross 1941
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†Laccognathus embryi Downs et al. 2011
†Laccognathus grossi Vorobyeva 2006
†Laccognathus panderi Gross 1941
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: c = class, subp = subphylum | |||||
| References: Carroll 1988, Hendy et al. 2009 | |||||
Age range: Middle Givetian or 383.00000 to 380.20000 Ma
Collections (4 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Frasnian | Russian Federation | L. sp. (90343) | |
| Middle Givetian | Belarus | L. sp. (225887) | |
| Late/Upper Givetian | Estonia | L. sp. (225778) | |
| Late/Upper Givetian | Latvia | L. panderi, L. grossi (225777) |