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Micropachycephalosaurus
Taxonomy
Micropachycephalosaurus was named by Dong (1978).
It was considered a nomen dubium by Sereno (2000); it was considered a nomen dubium by Sullivan (2006).
It was assigned to Homalocephaleridae by Dong (1978); to Homalocephalidae by Carroll (1988) and Dong (1992); to Pachycephalosauria by Maryanska (1990) and Maryanska et al. (2004); to Cerapoda by Butler and Zhao (2009); and to Ceratopsia by Butler et al. (2008) and Han et al. (2012).
It was considered a nomen dubium by Sereno (2000); it was considered a nomen dubium by Sullivan (2006).
It was assigned to Homalocephaleridae by Dong (1978); to Homalocephalidae by Carroll (1988) and Dong (1992); to Pachycephalosauria by Maryanska (1990) and Maryanska et al. (2004); to Cerapoda by Butler and Zhao (2009); and to Ceratopsia by Butler et al. (2008) and Han et al. (2012).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1978 | Micropachycephalosaurus Dong |
| 1988 | Micropachycephalosaurus Carroll |
| 1990 | Micropachycephalosaurus Maryanska p. 566 |
| 1992 | Micropachycephalosaurus Dong p. 166 |
| 2004 | Micropachycephalosaurus Maryanska et al. p. 466 |
| 2008 | Micropachycephalosaurus Butler et al. p. 22 figs. 2-4 |
| 2009 | Micropachycephalosaurus Butler and Zhao p. 64 |
| 2012 | Micropachycephalosaurus Han et al. p. 1391 fig. 14 |
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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.
G. †Micropachycephalosaurus Dong 1978
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†Micropachycephalosaurus hongtuyanensis Dong 1978
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: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Coniacian - Santonian | China (Shandong) | M. hongtuyanensis (70958) |