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Chonophyllum simpsoni
Taxonomy
Chonophyllum simpsoni was named by Merriam (1973). Its type specimen is USNM 159408 and is a 3D body fossil.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1973 | Chonophyllum simpsoni Merriam p. 53 figs. Plate 8, figures 1-4 |
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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.
†Chonophyllum simpsoni Merriam 1973
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| C. W. Merriam 1973 | Large trochoid to ceratoid Chonophyllum with major septa reaching axis, irregular lonsdaleioid peripheral dissepiments, and narrow tabularium with close-spaced undulant incomplete tabulae and marginal tabellae. Inner dissepiments commonly angulo- concentric in transverse section. |
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| Reference: Kiessling 2004 | |||||
Collections
No collection or age range data are available