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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Hemieuryalina
Taxonomy
Hemieuryalina was named by Verrill (1899). It is extant.
It was assigned to Ophiurina by Smith et al. (1995).
It was assigned to Ophiurina by Smith et al. (1995).
Subtaxa
Synonymy list
| Year | Name and author |
|---|---|
| 1899 | Hemieuryalina Verrill |
| 1995 | Hemieuryalina Smith 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.
Infraor. Hemieuryalina Verrill 1899
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: c = class, p = phylum | |||||
| References: Aberhan et al. 2004, Aberhan 1992 | |||||
Age range: base of the Late/Upper Toarcian to the top of the Early/Lower Aalenian or 180.10000 to 171.60000 Ma
Collections (3 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Middle Toarcian | France (Poitou-Charentes) | Ophiotrapezium spinulosum (31839) | |
| Late/Upper Toarcian | Germany (Thüringen) | Ophiotrapezium spinulosum (31988) | |
| Early/Lower Aalenian | Germany (Bayern) | Ophiotrapezium spinulosum (31989) |