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Atreipus
Taxonomy
Atreipus was named by Olsen and Baird (1986). It is the type genus of Atreipodidae.
It was synonymized subjectively with Grallator by Weems (1992).
It was assigned to Atreipodidae by Olsen and Baird (1986); to Ornithischia by Hunt et al. (1998); to Theropoda by Thulborn (1993) and Romero Molina et al. (2003); to Ornithischia by Weishampel (2006); to Dinosauriformes by Irmis et al. (2007); and to Grallatoridae by Klein and Lucas (2021).
It was synonymized subjectively with Grallator by Weems (1992).
It was assigned to Atreipodidae by Olsen and Baird (1986); to Ornithischia by Hunt et al. (1998); to Theropoda by Thulborn (1993) and Romero Molina et al. (2003); to Ornithischia by Weishampel (2006); to Dinosauriformes by Irmis et al. (2007); and to Grallatoridae by Klein and Lucas (2021).
Species
Synonyms
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Synonymy list
Year | Name and author |
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1981 | Tridactylus Biron and Dutuit p. 404 |
1986 | Atreipus Olsen and Baird p. 62 |
1993 | Atreipus Thulborn p. 462 |
1998 | Atreipus Hunt et al. p. 522 |
2003 | Atreipus Romero Molina et al. p. 24 |
2006 | Atreipus Weishampel p. 134 |
2007 | Atreipus Irmis et al. p. 10 |
2021 | Atreipus Klein and Lucas p. 6 |
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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. †Atreipus Olsen and Baird 1986
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Invalid names: Tridactylus Biron and Dutuit 1981 [synonym]
Diagnosis
Reference | Diagnosis | |
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H. Klein and S. G. Lucas 2021 | Small (9-14 cm long), tulip-shaped pes impression with metatarsal-phalangeal pads of digits II and IV that are oval to circular and often impressed. Distal phalangeal pads often more indistinct than more proximal pads. Hallux impression absent. Relative proportions of pes very similar to Grallator. Manus much smaller than pes, with digit III longest, followed in length by II, IV and I. |