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Microporina
Taxonomy
Microporina was named by Levinsen (1909) [Sepkoski's age data: T Dani R Sepkoski's reference number: 1260]. It is extant.
It was assigned to Calpensiidae by Bassler (1953); to Cheilostomata by Sepkoski (2002); and to Microporidae by Bock (2006), Guha (2013).
It was assigned to Calpensiidae by Bassler (1953); to Cheilostomata by Sepkoski (2002); and to Microporidae by Bock (2006), Guha (2013).
Species
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. Microporina Levinsen 1909
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†Microporina biswasi Guha and Gopikrishna 2005
Microporina borealis Busk 1855
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, o = order, c = class, uc = unranked clade | |||||
| References: Nesnidal et al. 2013, Smith et al. 2006 | |||||
Age range
Maximum range based only on fossils: base of the Lutetian to the top of the Late/Upper Pleistocene or 48.07000 to 0.01170 Ma
Minimum age of oldest fossil (stem group age): 41.03 Ma
Minimum age of oldest fossil (stem group age): 41.03 Ma
Collections (5 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Lutetian | India (Gujarat) | M. biswasi (177176) | |
| Middle Eocene | India | M. biswasi (178699) | |
| Middle Pleistocene | Greenland | M. articulata (75197 75200) | |
| Late/Upper Pleistocene | USA (California) | M. borealis (219029) |