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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Prionocyclus macombi
Taxonomy
Prionocyclus macombi was named by Meek (1876). It is a 3D body fossil.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1876 | Prionocyclus macombi Meek p. 132 figs. pl. 2, fig. 3a-d |
| 2001 | Prionocyclus macombi Kennedy et al. p. 95 |
| 2011 | Prionocyclus macombi Sealey and Lucas p. 374 figs. 4A-D |
| 2019 | Prionocyclus macombi Sealey and Lucas p. 174 figs. 62, 63, 64A,B |
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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.
†Prionocyclus macombi Meek 1876
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 4 | 15.4 | 7.67 | 29.8 | 15.8 | 9.31 | |
| shell diameter | 4 | 36.8 | 20.6 | 72.8 | 35.5 | 22.9 | |
| shell inflation | 4 | 11.6 | 5.96 | 24.9 | 12.1 | 8.87 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2003, Kiessling 2004 | |||||
Age range: Late/Upper Turonian or 93.90000 to 89.80000 Ma
Collections (10 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Turonian | USA (New Mexico) | Prionocyclus macombi (229812) | |
| Middle Turonian | USA (Texas) | Prionocyclus macombi (88540) | |
| Middle Turonian | USA (South Dakota) | Prionocyclus macombi (88381) | |
| Middle Turonian | USA (New Mexico) | Prionocyclus macombi (88793 88794 171843 171844 171845 178800) | |
| Middle Turonian | Canada (British Columbia) | Prionocyclus macombi (73479) |