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Shaochilong maortuensis
Taxonomy
Chilantaisaurus maortuensis was named by Hu (1964). Its type specimen is IVPP V.2885, a skull, and it is not a trace fossil. Its type locality is Maortu, which is in an Aptian/Albian terrestrial horizon in the Miaogou Formation of China.
It was recombined as Shaochilong maortuensis by Brusatte et al. (2009), Carrano et al. (2012), Fernandes de Azevedo et al. (2013), Dalman (2014), Chiarenza and Cau (2016).
It was recombined as Shaochilong maortuensis by Brusatte et al. (2009), Carrano et al. (2012), Fernandes de Azevedo et al. (2013), Dalman (2014), Chiarenza and Cau (2016).
Synonymy list
| Year | Name and author |
|---|---|
| 1964 | Chilantaisaurus maortuensis Hu p. 59 figs. 9-12, Pl. 1-2 |
| 1970 | Chilantaisaurus maortuensis Steel p. 31 |
| 1974 | Chilantaisaurus maortuensis Molnar p. 1011 |
| 1974 | Chilantaisaurus maortuensis Rozhdestvensky p. 147 |
| 1977 | Chilantaisaurus maortuensis Rozhdestvensky p. 112 |
| 1980 | Chilantaisaurus maortuensis Chao |
| 1986 | Chilantaisaurus maortuensis Zhao p. 68 |
| 1988 | Chilantaisaurus maortuensis Paul pp. 313-314 |
| 1990 | Chilantaisaurus maortuensis Molnar et al. p. 189 |
| 1992 | Chilantaisaurus maortuensis Dong p. 165 |
| 1999 | Chilantaisaurus maortuensis Knoll et al. p. 105 |
| 2006 | Chilantaisaurus maortuensis Malkani p. 8 |
| 2009 | Shaochilong maortuensis Brusatte et al. p. 1052 |
| 2012 | Shaochilong maortuensis Carrano et al. p. 241 |
| 2013 | Shaochilong maortuensis Fernandes de Azevedo et al. p. 135 |
| 2014 | Shaochilong maortuensis Dalman p. 161 |
| 2016 | Shaochilong maortuensis Chiarenza and Cau p. 8 |
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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.
†Shaochilong maortuensis Hu 1964
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| S. L. Brusatte et al. 2009 | Allosauroid theropod possessing the following autapomor- phies: maxillary antorbital fossa reduced in extent and nearly absent; paradental groove on medial surface of maxilla absent; deep, dorsoventrally oriented grooves located dorsally on maxillary interdental plates; pneumatic recess penetrates to posterior end of nasal; sagittal crest on frontal; large pneumatic foramen at anterodorsal corner of dorsal tympanic recess of prootic. | |
| M. T. Carrano et al. 2012 | Allosauroid with: (1) maxillary antorbital fossa reduced in extent, nearly absent; (2) paradental groove on medial surface of maxilla absent; (3) deep, dorsoventrally oriented grooves located dorsally on maxillary paradental plates; (4) pneumatic recess penetrates to posterior end of nasal; (5) sagittal crest on frontal; and (6) large pneumatic foramen at anterodorsal corner of dorsal tympanic recess of prootic (all from Brusatte et al. 2009a, 2010b). |
Measurements
No measurements are available
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| Source: o = order | |||||
| Reference: Marsh 1875 | |||||
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Aptian - Albian | China (Nei Mongol) | Chilantaisaurus maortuensis (type locality: 66924) |