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Astrictophyllum
Taxonomy
Astrictophyllum was named by Spasskiy (1971) [Sepkoski's age data: D Eife Sepkoski's reference number: 1240]. It is not extant.
It was assigned to Stauriidae by Hill (1981); and to Rugosa by Sepkoski (2002).
It was assigned to Stauriidae by Hill (1981); and to Rugosa by Sepkoski (2002).
Species lacking formal opinion data
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.
G. †Astrictophyllum Spasskiy 1971
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| Reference: Kiessling 2004 | |||||
Collections (4 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Pragian | Russian Federation (Sverdlovskaya Oblast) | A. massivum (81750 81796) | |
| Pragian - Early/Lower Emsian | Russian Federation (Sverdlovskaya Oblast) | A. massivum (81794) | |
| Eifelian | Russian Federation (Nenets) | A. floriforme (81606) |