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Dictyoolithidae
Taxonomy
Dictyoolithidae was named by Zhao (1994). It is not extant. It is considered to be a form taxon.
It was assigned to Dinosauria by Zhao (1994); and to Dinosauria by Wang et al. (2013).
It was assigned to Dinosauria by Zhao (1994); and to Dinosauria by Wang et al. (2013).
Subtaxa
Synonymy list
| Year | Name and author |
|---|---|
| 1994 | Dictyoolithidae Zhao p. 189 |
| 2013 | Dictyoolithidae Wang et al. p. 44 |
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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. †Dictyoolithidae Zhao 1994
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G. †Dictyoolithus Zhao 1994
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†Dictyoolithus hongpoensis Zhao 1994
†Dictyoolithus lishuiensis Jin 2008
G. †Paradictyoolithus Wang et al. 2012
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†Paradictyoolithus xiaxishanensis Wang et al. 2012
†Paradictyoolithus zhuangqianensis Wang et al. 2012
G. †Protodictyoolithus Wang et al. 2012
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†Protodictyoolithus jiangi Liu and Zhao 2004
†Protodictyoolithus neixiangensis Zhao 1994
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| Q. Wang et al. 2013 | Eggs spherical or near-spherical. Outer surface smooth with grainy appearance or very low sculptured nodes. Radial view of eggshell with reticulate organization framed by irregular shell units. Shape of pore canals irregular. Pore walls separated into irregularly small blocks in tangential view. |
Measurements
No measurements are available
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| Source: subc = subclass, c = class, subp = subphylum | |||||
| References: Carroll 1988, Hendy et al. 2009 | |||||
Age range: base of the Late/Upper Cenomanian to the top of the Campanian or 99.60000 to 72.10000 Ma
Collections (11 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Albian - Cenomanian | Mongolia (Omngov) | Dictyoolithus sp. (127661) | |
| Late/Upper Cenomanian - Turonian | China (Zhejiang) | Dictyoolithus hongpoensis (96812) Paradictyoolithus xiaxishanensis (204762) Paradictyoolithus zhuangqianensis (204761) | |
| Early/Lower Turonian - Santonian | China (Henan) | Dictyoolithus neixiangensis (65403) | |
| Coniacian - Santonian | China (Shandong) | Dictyoolithus jiangi (204760) | |
| Campanian | China (Henan) | Dictyoolithus hongpoensis (65402) | |
| Campanian | South Korea (Gyeongsangnam-do) | Dictyoolithus neixiangensis (220090 220097 220098 220099) |