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Champsosauridae (champsosaur)
Taxonomy
Champsosauridae was named by Cope (1876). Its type is Champsosaurus.
It was assigned to Proganosauria by Zittel (1890); to Proterosauria by Boulenger (1893); to Rhynchocephalia by Hay (1902); to Champsosauriformes by Hay (1930); to Eosuchia by Estes and Berberian (1970); to Diapsida by Benton (1985); to Choristodera by Kuhn (1946), Erickson (1987); to Choristodera by Estes (1964), Kuhn (1966), Erickson (1972), Carroll (1988), Evans (1990), Evans (1991), Cvancara and Hoganson (1993), Gao and Fox (1998), Peng et al. (2001); and to Neochoristodera by Gao and Fox (2005), Gao and Li (2007).
It was assigned to Proganosauria by Zittel (1890); to Proterosauria by Boulenger (1893); to Rhynchocephalia by Hay (1902); to Champsosauriformes by Hay (1930); to Eosuchia by Estes and Berberian (1970); to Diapsida by Benton (1985); to Choristodera by Kuhn (1946), Erickson (1987); to Choristodera by Estes (1964), Kuhn (1966), Erickson (1972), Carroll (1988), Evans (1990), Evans (1991), Cvancara and Hoganson (1993), Gao and Fox (1998), Peng et al. (2001); and to Neochoristodera by Gao and Fox (2005), Gao and Li (2007).
Subtaxa
Synonymy list
| Year | Name and author |
|---|---|
| 1876 | Champsosauridae Cope |
| 1890 | Champsosauridae Zittel p. 599 |
| 1893 | Champsosauridae Boulenger p. 209 |
| 1902 | Champsosauridae Hay p. 460 |
| 1930 | Champsosauridae Hay p. 132 |
| 1946 | Champsosauridae Kuhn p. 62 |
| 1964 | Champsosauridae Estes p. 99 |
| 1966 | Champsosauridae Kuhn p. 36 |
| 1970 | Champsosauridae Estes and Berberian p. 4 |
| 1972 | Champsosauridae Erickson p. 8 |
| 1985 | Champsosauridae Benton p. 153 |
| 1987 | Champsosauridae Erickson p. 237 |
| 1988 | Champsosauridae Carroll |
| 1990 | Champsosauridae Evans |
| 1991 | Champsosauridae Evans |
| 1993 | Champsosauridae Cvancara and Hoganson p. 15 |
| 1998 | Champsosauridae Gao and Fox p. 314 |
| 2001 | Champsosauridae Peng et al. p. 32 |
| 2005 | Champsosauridae Gao and Fox p. 439 |
| 2007 | Champsosauridae Gao and Li p. 270 |
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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. †Champsosauridae Cope 1876 [champsosaur]
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Diagnosis
No diagnoses are available