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Huayangosaurinae
Taxonomy
Huayangosaurinae was named by Dong et al. (1982). Its type is Huayangosaurus.
It was assigned to Stegosauridae by Dong et al. (1982), Zhou (1983), Zhou (1986), Dong (1990), Dong (1992) and Peng et al. (2005).
It was assigned to Stegosauridae by Dong et al. (1982), Zhou (1983), Zhou (1986), Dong (1990), Dong (1992) and Peng et al. (2005).
Subtaxa
Synonymy list
| Year | Name and author |
|---|---|
| 1982 | Huayangosaurinae Dong et al. |
| 1983 | Huayangosaurinae Zhou p. 15 |
| 1986 | Huayangosaurinae Zhou p. 35 |
| 1990 | Huayangosaurinae Dong p. 257 |
| 1992 | Huayangosaurinae Dong p. 166 |
| 2005 | Huayangosaurinae Peng et al. |
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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.
Subfm. †Huayangosaurinae Dong et al. 1982
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G. †Chungkingosaurus Dong et al. 1983
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†Chungkingosaurus jiangbeiensis Dong et al. 1983
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Invalid names: Chungkingosaurus giganticus Ulansky 2014 [synonym], Chungkingosaurus magnus Ulansky 2014 [synonym]
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| G. Peng et al. 2005 | Small to medium sized stegosaur diagnosed by well developed jugal; 2~3 supraorbitals; presence of premaxillary teeth; presence of antorbital vacuity; mandible with external mandibular fenestra and prominent coronoid eminence; low dorsal neural arches; sacral foramens not enclosed; femur a little longer than humerus with undeveloped fourth trochanter; distal ends of tibia and fibula fused with astragalus and calcaneum; pedal digit II and III with 3 phalanges; dermal plates varied in shape. |