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Macannaia
Taxonomy
Macannaia was named by Jell (1975) [Sepkoski's age data: Cm Tojo-u Cm mMid-l]. It is not extant. Its type is Pagetia maladensis.
It was assigned to Eodiscidae by Palmer and Halley (1979), Whittington et al. (1997); and to Agnostida by Sepkoski (2002).
It was assigned to Eodiscidae by Palmer and Halley (1979), Whittington et al. (1997); and to Agnostida by Sepkoski (2002).
Species
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1975 | Macannaia Jell |
| 1979 | Macannaia Palmer and Halley p. 76 |
| 1997 | Macannaia Whittington et al. p. 401 |
| 2002 | Macannaia 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. †Macannaia Jell 1975
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†Macannaia ferox Lermontova 1940
†Macannaia maladensis Resser 1939
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, f = family, o = order | |||||
| References: Kiessling 2004, Hendy 2009, Whittington et al. 1997 | |||||
Collections (10 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Toyonian | USA (Alaska) | M. ferox (239834) | |
| Delamaran | USA (Nevada) | M. maladensis (149390 149391) Pagetia maladensis (77205 155979 155991) | |
| Amgan | Russian Federation | Pagetia ferox (232942 235430) | |
| Solvan | Australia (New South Wales) | M. stenorhachis (56533) | |
| Topazan | USA (Idaho) | Pagetia maladensis (50208) |