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Spheroolithidae
Taxonomy
Spheroolithidae was named by Zhao (1979). It is not extant.
It was assigned to Dinosauria by Zhao (1994); to Ornithopoda by Mikhailov et al. (1994); and to Hadrosauroidea by Mikhailov (2000).
It was assigned to Dinosauria by Zhao (1994); to Ornithopoda by Mikhailov et al. (1994); and to Hadrosauroidea by Mikhailov (2000).
Synonymy list
Year | Name and author |
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1979 | Spheroolithidae Zhao p. 332 |
1994 | Spheroolithidae Mikhailov et al. p. 93 |
1994 | Spheroolithidae Zhao p. 200 |
2000 | Spheroolithidae Mikhailov p. 562 |
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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. †Spheroolithidae Zhao 1979
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G. †Spheroolithus Zhao 1979
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†Spheroolithus albertensis Zelenitsky and Hills 1997
†Spheroolithus choteauensis Jackson and Varricchio 2010
†Spheroolithus europaeus Sellés et al. 2014
†Spheroolithus irenensis Chao and Chiang 1974
†Spheroolithus jincunensis Fang et al. 2003
†Spheroolithus maiasauroides Mikhaillov 1994
†Spheroolithus quantouensis Zhang 2022
†Spheroolithus spheroides Young 1954
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Invalid names: Oolithes chiangchiungtingensis Young 1954 [synonym]
†Spheroolithus tenuicorticus Mikhaillov 1994
Invalid names: Paraspheroolithus Zhao 1979 [synonym]
Diagnosis
No diagnoses are available