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Pachyrhinosauridae (disused)
Taxonomy
Pachyrhinosauridae was named by Sternberg (1950).
It was synonymized subjectively with Ceratopsidae by Langston (1967).
It was assigned to Ceratopsia by Sternberg (1950), Romer (1956), Parsch (1963), Tatarinov (1964), Kuhn (1964), Kuhn (1966), Romer (1966) and Charig (1967).
It was synonymized subjectively with Ceratopsidae by Langston (1967).
It was assigned to Ceratopsia by Sternberg (1950), Romer (1956), Parsch (1963), Tatarinov (1964), Kuhn (1964), Kuhn (1966), Romer (1966) and Charig (1967).
Synonymy list
| Year | Name and author |
|---|---|
| 1950 | Pachyrhinosauridae Sternberg p. 109 |
| 1956 | Pachyrhinosauridae Romer p. 639 |
| 1963 | Pachyrhinosauridae Parsch p. 4 |
| 1964 | Pachyrhinosauridae Kuhn p. 60 |
| 1964 | Pachyrhinosauridae Tatarinov p. 588 |
| 1966 | Pachyrhinosauridae Kuhn p. 106 |
| 1966 | Pachyrhinosauridae Romer p. 371 |
| 1967 | Pachyrhinosauridae Charig p. 717 |
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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.
Fm. †Pachyrhinosauridae Sternberg 1950
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: subo = suborder, o = order | |||||
| References: Marsh 1875, Norman and Weishampel 1991 | |||||
Collections
No collection or age range data are available