Basic info | Taxonomic history | Classification | Included Taxa |
Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Astrorhizinae
Taxonomy
Astrorhizinae was named by Brady (1881). It is extant.
It was assigned to Astrorhizidae by Loeblich and Tappan (1988).
It was assigned to Astrorhizidae by Loeblich and Tappan (1988).
Subtaxa
Synonymy list
Year | Name and author |
---|---|
1881 | Astrorhizinae Brady p. 19 |
1988 | Astrorhizinae Loeblich and Tappan |
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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.
Subfm. Astrorhizinae Brady 1881
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G. Astrorhizoides Shchedrina 1969
G. Radicula Christiansen 1958
G. Saccodendron Rhumbler 1935
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: subo = suborder, o = order | |||||
References: Kiessling 2004, Loeblich and Tappan 1984 |
Age range
Maximum range based only on fossils: Late/Upper Valanginian or 140.20000 to 136.40000 Ma
Minimum age of oldest fossil (stem group age): 136.4 Ma
Minimum age of oldest fossil (stem group age): 136.4 Ma
Collections: one only
Time interval | Ma | Country or state | Original ID and collection number |
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Late/Upper Valanginian | South Africa | Pelosina zoetgeneugdensis (70987) |