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Microcyclus
Taxonomy
Microcyclus was named by Meek and Worthen (1868) [Sepkoski's age data: D Emsi D Give Sepkoski's reference number: 422]. It is not extant.
It was assigned to Paleocyclidae by Bassler (1937); to Hadrophyllidae by Hill (1956); and to Rugosa by Sepkoski (2002).
It was assigned to Paleocyclidae by Bassler (1937); to Hadrophyllidae by Hill (1956); and to Rugosa by Sepkoski (2002).
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. †Microcyclus Meek and Worthen 1868
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†Microcyclus blairi Miller 1894
†Microcyclus discus Meek and Worthen 1868
†Microcyclus intermedius Bassler 1937
†Microcyclus leonensis Verneuil and Haime 1850
†Microcyclus lyrulatus Bassler 1937
†Microcyclus multiradiatus Meek 1868
†Microcyclus praecox Roemer 1844
†Microcyclus roberti Maitre 1952
†Microcyclus thedfordensis Bassler 1937
†Microcyclus tortuosus Maitre 1952
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| Reference: Kiessling 2004 | |||||
Age range: Early/Lower Emsian or 409.10000 to 380.20000 Ma
Collections (13 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Emsian | China (Guangxi) | M. sp. (80472) | |
| Eifelian | Canada (Northwest Territories) | M. multiradiatus (55468 84256) | |
| Eifelian | Germany | M. clypeatus (127762) | |
| Eifelian | Poland | M. praecox (173003) | |
| Eifelian | Germany (Sauerland) | M. clypeatus (229469) | |
| Eifelian - Givetian | Morocco | M. roberti (226635) | |
| Middle Devonian | USA (New York) | M. sp. (91091) | |
| Givetian | Morocco | M. roberti (173004) M. tortuosus (74491 173005) | |
| Late/Upper Givetian | Germany (Nordrhein-Westfalen) | M. clypeatus (75585 75587) |