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Hexacontium
Taxonomy
Hexacontium was named by Haeckel (1881) [Sepkoski's age data: T Than-u R]. It is extant.
It was assigned to Hexalonchidae by De Wever et al. (2001); and to Spumellaria by Sepkoski (2002).
It was assigned to Hexalonchidae by De Wever et al. (2001); and to Spumellaria by Sepkoski (2002).
Species
Synonymy list
Year | Name and author |
---|---|
1881 | Hexacontium Haeckel |
2001 | Hexacontium De Wever et al. p. 210 |
2002 | Hexacontium 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.
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: p = phylum | |||||
Reference: Kiessling 1999 |
Age range: base of the Illyrian to the top of the Late/Upper Pleistocene or 247.20000 to 0.01170 Ma
Collections (11 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Illyrian - Fassanian | Italy (Veneto) | H. mesotriassicum (96203 96204) | |
Burdigalian - Langhian | Japan | H. dionysus, H. sp. (236002) | |
Middle Pleistocene | Japan | H. pachydermum (233640 233708 233709 233710 233711 233712) | |
Middle Pleistocene - Late/Upper Pleistocene | Japan | H. pachydermum (233713) | |
Late/Upper Pleistocene | Japan | H. pachydermum (233714) |