| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Stemmatodus
Taxonomy
Stemmatodus is a genus. It is not extant.
It was assigned to Pycnodontidae by Woodward (1895); to Pycnodontes by Nursall (1996); and to Pycnodontiformes by Sepkoski (2002).
It was assigned to Pycnodontidae by Woodward (1895); to Pycnodontes by Nursall (1996); and to Pycnodontiformes by Sepkoski (2002).
Species
Synonymy list
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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: o = order, subp = subphylum | |||||
| References: Carroll 1988, Hendy et al. 2009 | |||||
Age range: Early/Lower Barremian or 130.00000 to 125.45000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Barremian | Italy (Messina) | S. rhombus (221380 221384) |