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Tristaniandra alleyi
Taxonomy
Tristaniandra alleyi was named by Wilson and Basinger (2007) [Paratypes: P40259, P40262, stored in the South Australian Museum palaeontology collection, Adelaide.]. It is considered to be a form taxon. Its type specimen is Holotype: P40258, stored in the South Australian Museum palaeontology collection, Adelaide., a flower, and it is a compression fossil. Its type locality is Golden Grove - Monier East Yatala Sand Pit, which is in an Eocene channel claystone/sandstone in Australia.
Synonymy list
| Year | Name and author |
|---|---|
| 2007 | Tristaniandra alleyi Basinger et al. |
| 2007 | Tristaniandra alleyi Wilson and Basinger p. 210 figs. 2 - 19 |
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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.
†Tristaniandra alleyi Wilson and Basinger 2007
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| J. F. Basinger et al. 2007 | As in generic diagnosis. Hypanthium about 3 mm in diameter and 0.7-0.9 mm deep, sepals about 1.1 mm wide, 0.8 mm long. stamen bundles consisting of about six to eight stamens, persistent in fruit; stamens about 1.0 mm long; filaments fused to about 0.3 mm above hypanthium rim. Mature fruit about 2.8 mm wide, exserted to about 1.2 mm above hypanthium rim. epidermal cells anisodiametric with smooth anticlinal walls. |
Measurements
No measurements are available
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| Source: p = phylum | |||||
| Reference: Kiessling 2009 | |||||
Age range: Middle Eocene or 47.80000 to 37.71000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Middle Eocene | Australia (South Australia) | Tristaniandra alleyi (type locality: 167163) |