Basic info | Taxonomic history | Classification | Included Taxa |
Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Taxonomy
Hypotrema is a genus. It is not extant.
It was assigned to Pulvinitidae by Cox et al. (1969); and to Pterioida by Sepkoski (2002).
It was assigned to Pulvinitidae by Cox et al. (1969); and to Pterioida by Sepkoski (2002).
Species lacking formal opinion data
Synonymy list
Year | Name and author |
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1969 | Hypotrema Cox et al. p. N326 |
2002 | Hypotrema Sepkoski |
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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. †Hypotrema
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: superf = superfamily, o = order, c = class | |||||
References: Sanchez Roig 1926, Aberhan et al. 2004, Kiessling 2004 |
Age range: base of the Bathonian to the top of the Early/Lower Tithonian or 168.30000 to 145.00000 Ma
Collections (6 total)
Time interval | Ma | Country or state | Original ID and collection number |
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Bathonian | United Kingdom (England) | H. sp. (36553 36554 36556) | |
Late/Upper Oxfordian | United Kingdom (England) | H. sp. (4084) | |
Middle Oxfordian | France | H. sp. (11084) | |
Early/Lower Tithonian | Germany | H. sp. (34608) |