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Dictyoolithidae ✝

Description

Dictyoolithidae is an oofamily of dinosaur eggs which have a distinctive reticulate organization of their eggshell units. They are so far known only from Cretaceous formations in China.


Source Data
SourceIDLink
Global Biodiversity Information Facility ID (GBIF)4822874https://www.gbif.org/species/4822874
PaleoBioDB ID (PBDB)67197https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=67197
Rankfamily
Taxonomy (GBIF)Life : Animalia : Chordata : Reptilia : Dinosauria : Dictyoolithidae
Taxonomy (PBDB)Life : Animalia : Chordata : Reptilia : Eosuchia : Dictyoolithidae
Taxonomic Status (GBIF)accepted
Classification
(PBDB,GBIF)
RankNameAuthor
-Eukaryota
-OpisthokontaCavalier-Smith 1987
kingdomAnimalia
-TriploblasticaLankester 1877
-NephrozoaJondelius et al. 2002
-DeuterostomiaGrobben 1908
phylumChordataHaeckel 1847
subphylumVertebrataLamarck 1801
superclassGnathostomataGegenbauer 1874
-Osteichthyes
-SarcopterygiiRomer 1955
subclassDipnotetrapodomorpha
subclassTetrapodomorpha
-Tetrapoda
-ReptiliomorphaSäve-Söderbergh 1934
-AnthracosauriaSäve-Söderbergh 1934
-Batrachosauria
-Cotylosauria
-AmniotaHaeckel 1866
-SauropsidaHuxley 1864
classReptiliaLaurenti 1768
subclassEureptilia
-RomeriidaGauthier et al. 1988
-Diapsida
-Eosuchia
-NeodiapsidaBenton 1985
-SauriaGauthier 1984
-Archosauromorpha
-CrocopodaEzcurra 2016
-ArchosauriformesGauthier 1986
-EucrocopodaEzcurra 2016
-Archosauria
informalAvemetatarsaliaBenton 1999
-OrnithodiraGauthier 1986
-DinosauromorphaBenton 1985
-DinosauriformesNovas 1992
-Dinosauria
familyDictyoolithidaeZhao 1994
Scientific NameDictyoolithidae
Opinions (PBDB)
NameRankOpinionEvidenceAuthor
Dictyoolithidaefamilybelongs to Dinosauriastated without evidenceZhao, 1994
Dictyoolithidaefamilybelongs to Dinosauriastated with evidenceWang et al., 2013
Status (PBDB)extinct
Taxon Size (PBDB)10
First Recorded Appearance99.6 - 89.8 Ma
Late/Upper Cretaceous
Last Recorded Appearance83.6 - 72.1 Ma
Late/Upper Cretaceous
Environmentterrestrial (based on Diapsida)
Motilityactively mobile (based on Osteichthyes)
Taphonomyphosphatic (based on Vertebrata)
Primary Reference (PBDB)Z.-K. Zhao. 1994. In K. Carpenter, K. F. Hirsch, and J. R. Horner (eds.), Dinosaur Eggs and Babies, Cambridge University Press, Cambridge. In K. Carpenter, K. F. Hirsch, and J. R. Horner (eds.), Dinosaur Eggs and Babies, Cambridge University Press, Cambridge
Wikipediahttps://en.wikipedia.org/wiki/Dictyoolithidae

Fossil Distribution

Subtaxa

NameStatusCommon Name(s)Fossil OccurrencesOldestYoungest
Dictyoolithus
genus
accepted (GBIF)
listed (PBDB)
299.6 Ma
Late/Upper Cretaceous
83.6 Ma
Late/Upper Cretaceous
Paradictyoolithus
genus
doubtful (GBIF)
listed (PBDB)
299.6 Ma
Late/Upper Cretaceous
99.6 Ma
Late/Upper Cretaceous
Protodictyoolithus
genus
doubtful (GBIF)
listed (PBDB)
293.5 Ma
Late/Upper Cretaceous
89.8 Ma
Late/Upper Cretaceous

Synonymy List

YearName and Author
1994Dictyoolithidae Zhao p. 189
2013Dictyoolithidae Wang et al. p. 44

References

Zhao Z.-K. (1994) In K. Carpenter, K. F. Hirsch, and J. R. Horner (eds.), Dinosaur Eggs and Babies, Cambridge University Press, Cambridge, Dinosaur Eggs and Babies, Cambridge University Press, Cambridge, 184-203
Wang Q., Zhao Z.-K., et al (2013) New forms of dictyoolithids from the Tiantai Basin, Zhejiang Province of China and a parataxonomic revision of the dictyoolithids, Vertebrata PalAsiatica 51 1, 43-54
The Paleobiology Database (2010 version). - via The Interim Register of Marine and Nonmarine Genera
Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!
 
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